1.
Davies Morel MCG. Equine Reproductive Physiology, Breeding and Stud Management. Fourth edition. CABI; 2015.
2.
McKinnon AO. Equine Reproduction. 2nd ed. Wiley-Blackwell; 2011. http://www.vlebooks.com/vleweb/product/openreader?id=AberystUni&isbn=9781444397635
3.
Davies Morel MCG. Equine Artificial Insemination. CABI Publishing; 1999.
4.
Knottenbelt DC. Equine Stud Farm Medicine and Surgery. W. B. Saunders; 2003. http://eu.alma.exlibrisgroup.com/view/action/uresolver.do?operation=resolveService&package_service_id=3037231890002418&institutionId=2418&customerId=2415
5.
Samper JC, Pycock JF, McKinnon AO. Current Therapy in Equine Reproduction. Elsevier Saunders; 2007.
6.
Aerts J, Bols P. Ovarian Follicular Dynamics: A Review with Emphasis on the Bovine Species. Part I: Folliculogenesis and Pre-antral Follicle Development. Reproduction in Domestic Animals. 2010;45(1):171-179. doi:10.1111/j.1439-0531.2008.01302.x
7.
Ashdown RR, Done S. Color Atlas of Veterinary Anatomy: [Vol.2]: The Horse ; Raymond R. Ashdown, Stanley H. Done ; Photography by Susan A. Evans. Lippincott; 1987.
8.
Binelli M, Murphy BD. Coordinated regulation of follicle development by germ and somatic cells. Reproduction, Fertility and Development. 2010;22(1):1-12.
9.
Bonnet A, Dalbiès-Tran R, Sirard MA. Opportunities and challenges in applying genomics to the study of oogenesis and folliculogenesis in farm animals. Reproduction. 2008;135(2).
10.
Caslick EA. The vulva and vulvo-vaginal orifice and its relation to genital tracts of the Thoroughbred mare. Cornell Vet. 1937;27.
11.
Causey RC. Mucus and the mare: How little we know. Theriogenology. 2007;68(3):386-394. doi:10.1016/j.theriogenology.2007.04.011
12.
Del Campo MR, Donoso MX, Parrish JJ, Ginther OJ. In vitro fertilization of in vitro-matured equine oocytes. Journal of Equine Veterinary Science. 1990;10(1):18-22.
13.
Easley J. External Perineal conformation. In: Equine Reproduction. Lea & Febiger; 1993:19-26.
14.
Ellenberger C, Müller K, Schoon HA, Wilsher S, Allen W. Histological and Immunohistochemical Characterization of Equine Anovulatory Haemorrhagic Follicles (AHFs). Reproduction in Domestic Animals. 2009;44(3):395-405. doi:10.1111/j.1439-0531.2008.01085.x
15.
Ginther OJ. Reproductive Biology of the Mare: Basic and Applied Aspects. 2nd ed. Equiservices; 1992.
16.
Ginther OJ. Ultrasonic Imaging and Animal Reproduction: Book 2: Horses. Equiservices Publishing; 1995.
17.
A comparative study of follicular dynamics between lactating and non-lactating mares: effect of the body condition. Theriogenology. 2002;58(2-4):553-556. doi:10.1016/S0093-691X(02)00851-8
18.
Hafez B, Hafez ESE. Reproduction in Farm Animals. 7th ed. Lippincott Williams & Wilkins; 2000.
19.
Hemberg E, Lundeheim N, Einarsson S. Retrospective Study on Vulvar Conformation in Relation to Endometrial Cytology and Fertility in Thoroughbred Mares. Journal of Veterinary Medicine Series A. 2005;52(9):474-477. doi:10.1111/j.1439-0442.2005.00760.x
20.
McKinnon AO, Voss JL. Reproductive organs of the mare. In: Equine Reproduction. Lea & Febiger; 1993:3-19.
21.
Knottenbelt DC. Equine Stud Farm Medicine and Surgery. W. B. Saunders; 2003. http://eu.alma.exlibrisgroup.com/view/action/uresolver.do?operation=resolveService&package_service_id=3037305150002418&institutionId=2418&customerId=2415
22.
Colahan PT. Equine Medicine and Surgery. 4th ed. American Veterinary Publications; 1991.
23.
McAllister RA. Identification of anatomic features of the equine clitoris as potential growth sites for Taylorella equigenitalis. Journal of the American Veterinary Medical Association. 196(12):1965-1966. http://europepmc.org/abstract/med/2365620
24.
Mermillod P, Dalbiès-Tran R, Uzbekova S, et al. Factors affecting oocyte quality: who is driving the follicle? Reproduction in Domestic Animals. 2008;43(2). http://www.researchgate.net/profile/Svetlana_Uzbekova/publication/51412380_Factors_affecting_oocyte_quality_who_is_driving_the_follicle/links/53d6163d0cf220632f3d7c32.pdf
25.
Mihm M, Evans A. Mechanisms for Dominant Follicle Selection in Monovulatory Species: A Comparison of Morphological, Endocrine and Intraovarian Events in Cows, Mares and Women. Reproduction in Domestic Animals. 2008;43:48-56. doi:10.1111/j.1439-0531.2008.01142.x
26.
Pascoe RR. Observations on the length and angle of declination of the vulva and its relation to fertility of the mare. Journal of Reproduction and Fertility. 1979;27.
27.
Pascoe RR, Pascoe DR, Wilson MC. Influence of follicular status on twinning rate in mares. Journal of Reproduction and Fertility. 1987;35:183-189.
28.
McKinnon AO, Voss JL. Folliculogenesis. In: Equine Reproduction. Lea & Febiger; 1993.
29.
POURET EJM. Surgical technique for the correction of pneumo- and urovagina. Equine Veterinary Journal. 1982;14(3):249-250.
30.
Reef VB. Ultrasonography of genital tract of mare. In: Equine Diagnostic Ultrasound. W. B. Saunders; 1998.
31.
Rooney JR, Sack WO. Rooney’s Guide to the Dissection of the Horse. 6th ed. Veterinary Textbooks; 1991.
32.
Samper JC, Pycock JF, McKinnon AO. Current Therapy in Equine Reproduction. Elsevier Saunders; 2007.
33.
Simpson D, Eaton-Evans W. Sites of CEM infection. Veterinary Record. 1978;102(22):488-488.
34.
Sisson S. The Anatomy of the Domestic Animals. 4th ed., rev. Saunders; 1953.
35.
Sorensen AM. Animal Reproduction, Principles and Practices. Vol McGraw-Hill publications in the agricultural sciences. McGraw-Hill; 1979.
36.
Squires EL, Douglas RH, Steffenhagen WP, Ginther OJ. Ovarian changes during the oestrus cycle and pregnancy in mares. Journal of Animal Science. 1974;38(2). doi:10.2134/jas1974.382330x
37.
Vogelsang MM, Kraemer DC, Potter GD, Scott GG. Fine structure of the follicular oocyte of the horse. Journal of Reproduction and Fertility. 1987;35:157-167.
38.
The site of ovulation in the mare. Journal of Reproduction and Fertility. 1975;23:329-330.
39.
Almahbobi G, Papadopoulas V, Carreaus S, Silberzahn P. Age related morphological and functional changes in the leydig cells of the horse. Biology of Reproduction. 1988;38. http://www.biolreprod.org/content/38/3/653.full.pdf
40.
McKinnon AO, Voss JL. Equine Reproduction. Lea & Febiger; 1993.
41.
McKinnon AO, Voss JL. Equine Reproduction. Lea & Febiger; 1993.
42.
McKinnon AO, Voss JL. Equine Reproduction. Lea & Febiger; 1993.
43.
Ashdown RR, Done S. Color Atlas of Veterinary Anatomy: [Vol.2]: The Horse ; Raymond R. Ashdown, Stanley H. Done ; Photography by Susan A. Evans. Lippincott; 1987.
44.
Beckett SD, Hudson RS, Walker DF, Vachon RI, Reynolds TM. Corpus cavernosum penis pressure and external penile muscle activity during erection in the goat. Biology of Reproduction. 1972;7(3). http://www.biolreprod.org/content/7/3/359.full.pdf
45.
Marshall FHA, Lamming GE. The mammalian spermatozoon.  Morphology, biochemistry and physiology. In: Marshall’s Physiology of Reproduction: Vol.2: Reproduction in the Male. 4th ed. Churchill Livingstone; 1990.
46.
Berndtson WE, Squires EL, Thompson DL. Spermatogenesis, testicular composition and the concentration of testosterone in the equine testis as influenced by season. Theriogenology. 1983;20(4):449-457.
47.
Boyle MS, Cran DG, Allen WR, Hunter RHF. Distribution of spermatozoa in the mare’s oviduct. Journal of Reproduction and Fertility. 1987;35. http://europepmc.org/abstract/med/3479620
48.
Burns T, Chenier T, Munroe G. Male Reproductive Tract. In: Equine Clinical Medicine, Surgery, and Reproduction. Manson/Veterinary Press.
49.
COX JE, EDWARDS GB, NEAL PA. An Analysis of 500 cases of Equine Cryptorchidism. Equine Veterinary Journal. 1979;11(2):113-116. doi:10.1111/j.2042-3306.1979.tb01321.x
50.
Davies Morel MCG. Equine Artificial Insemination. CABI Publishing; 1999:37-77.
51.
Eddy EM. The spermatozoon. In: Knobil and Neill’s Physiology of Reproduction. 3rd ed. Elsevier; 2006.
52.
Friedman R, Scott M, Heath SE, Hughes JP, Daels PF, Tran TQ. The effects of increased testicular temperature on spermatogenesis in the stallion. Journal of Reproduction and Fertility. 1991;44. http://europepmc.org/abstract/med/1795255
53.
Fukuda T, Kikuchi M, Kurotaki T, Oyomada T, Yoshikawa W, Yoshikawa T. Age related changes in the testes of horses. Equine Veterinary Journal. 2001;33(1). http://onlinelibrary.wiley.com/doi/10.2746/042516401776767449/epdf
54.
Gebauer MR, Pickett BW, Swierstra EE. Reproductive physiology of the stallion II.  Daily production and output of sperm. Journal of Animal Science. doi:10.2134/jas1974.394732x
55.
Ginther OJ. Ultrasonic Imaging and Animal Reproduction: Book 2: Horses. Equiservices Publishing; 1995.
56.
Gadella BM, Rathi R, Brouwers JFHM, Stout TAE, Colenbrander B. Capacitation and the acrosome reaction in equine sperm. Animal Reproduction Science. 2001;68(3-4):249-265. doi:10.1016/S0378-4320(01)00161-0
57.
Hochereau-de-Reviers MT. Spermotogeneis in mammals and birds. In: Marshall’s Physiology of Reproduction: Vol.2: Reproduction in the Male. 4th ed. Churchill Livingstone; 1990.
58.
Hoffman LS, Adam TE, Evans JW. Circadian circhoral and seasonal variation in patterns of gonadotrophin secretion in geldings. Journal of Reproduction and Fertility. 1987;35:51-58.
59.
Johnson L, Thompson DL. Age-related and seasonal variation in the Sertoli cell population, daily sperm production and serum concentrations of follicle stimulating hormone, luteirising hormone and testosterone in stallions. Biology of Reproduction. 1983;29. http://www.biolreprod.org/content/29/3/777.full.pdf
60.
Cupps PT. Spermotgenesis. In: Reproduction in Domestic Animals. 4th ed. Academic Press; 1991. http://eu.alma.exlibrisgroup.com/view/action/uresolver.do?operation=resolveService&package_service_id=3039445730002418&institutionId=2418&customerId=2415
61.
Johnson L, Neaves WB. Age-related changes in the leydig cell population, simifererous tubules and sperm production in stallions. Biology of Reproduction. 1981;24. http://www.biolreprod.org/content/24/3/703.full.pdf
62.
Korenman SG. New insights into erectile dysfunction: a practical approach. The American Journal of Medicine. 1998;105(2):135-144.
63.
Kosiniak K. Characteristics of the successive jets of ejaculated semen of stallions. Journal of Reproduction and Fertility. 1975;23:59-61.
64.
Little TV, Woods GL. Ultrasonography of accessory sex glands in the stallion. Journal of Reproduction and Fertility. 1987;35. http://europepmc.org/abstract/med/3316647
65.
Lopate C, LeBlanc M, Knottenbelt D. The Stallion. In: Equine Stud Farm Medicine and Surgery. W. B. Saunders; 2003. http://eu.alma.exlibrisgroup.com/view/action/uresolver.do?operation=resolveService&package_service_id=3039311350002418&institutionId=2418&customerId=2415
66.
Love CC, Garcia MC, Riera FR, Kennedy RM. Evaluation of measures taken by ultrasonography and caliper to estimate testicular volume and... Journal of Reproduction and Fertility. 1991;44.
67.
Magistrini M, Seguin F, Beau P, Akoka S, Le Pape A, Palmer E. Nuclear magnetic resonance analysis of stallion genital tract fluids and seminal plasma: contribution of the accessory sex glands to the ejaculate. Biology of Reproduction, Monograph Equine Reproduction VI. Published online 1995.
68.
Mann T. Biochemistry of Stallion Semen. Journal of Reproduction and Fertility, Supplement. 1975;23. http://europepmc.org/abstract/med/1060826
69.
McDonnell SM, Garcia MC, Kennedy RM. Pharmarcological manipulation of sexual behaviour in stallions. Journal of Reproduction and Fertility. 1987;35. http://www.researchgate.net/profile/Sue_Mcdonnell/publication/20195064_Pharmacological_manipulation_of_sexual_behaviour_in_stallions/links/5454fd9f0cf2bccc490cc7a2.pdf
70.
Reef VB. Ultrasonography of genital tract of stallion. In: Equine Diagnostic Ultrasound. W. B. Saunders; 1998.
71.
Roberts SJ. Veterinary Obstetrics and Genital Diseases. Reproduction of first edition. Literary Licensing; 2012.
72.
Rossdale PD, Ricketts SW. Equine Stud Farm Medicine. 2nd ed. Baillière Tindall
73.
Searle D, Dart AJ, Dart CM, Hodgson DR. Equine castration: review of anatomy, approaches, techniques and complications in normal, cryptorchid and monorchid horses. Australian Veterinary Journal. 1999;77(7). http://www.researchgate.net/profile/Andrew_Dart/publication/12847581_Equine_castration_review_of_anatomy_approaches_techniques_and_complications_in_normal_cryptorchid_and_monorchid_horses/links/09e4150871c324cafb000000.pdf
74.
Squires EL, Pickett BW, Amman RP. Effect of successive ejaculation on stallion seminal characteristics. - Abstract - Europe PubMed Central. Journal of Reproduction and Fertility. 1979;27. http://europepmc.org/abstract/med/289842
75.
Swierstra EE, Gebawer MR, Pickett BW. Reproductive physiology of the stallion 1.  Spermatogenesis and testis composition. Journal of Reproduction and Fertility. 1974;40. doi:10.1530/jrf.0.0400113
76.
Swiestra EE, Pickett BW, Gebaur MR. Spermatogenesis and duration of transit of spermatozoa through the excurrent ducts of stallions. - Abstract - Europe PubMed Central. Journal of Reproduction and Fertility. 1975;23. http://europepmc.org/abstract/med/1060837
77.
Tischner M, Kosiniak K, Bielanski W. Analysis of the pattern of ejaculation in stallions. Journal of Reproduction of Fertility. 1974;41. http://www.reproduction-online.org/content/41/2/329.full.pdf
78.
Thompson DL, Johnson L, Weist JJ. Effects of month and age on prolactin concentrations in stallion serum. - Abstract - Europe PubMed Central. Journal of Reproduction and Fertility. 1987;35. http://europepmc.org/abstract/med/3479619
79.
Thompson DL, Pickett BW, Squires EL, Amman RP. Testicular measurements and reproductive characteristics in stallions. Journal of Reproduction and Fertility. 1979;27:13-17.
80.
Weber JA, Woods GL. Transrectal ultrasonography for the evaluation of stallion accessory sex glands. - Abstract - Europe PubMed Central. Veterinary Clinics of North America, Equine Practice. 1992;8. http://europepmc.org/abstract/med/1576549
81.
Weber JA, Woods GL. Ultrasonic measurements of stallion accessory glands and excurrent ducts during seminal emission and ejaculation. Biology of Reproduction. 1993;49. http://www.biolreprod.org/content/49/2/267.full.pdf
82.
Weber JA, Geary RT, Woods GL. Changes in accessory sex glands of stallions after sexual preparation and ejaculation. - Abstract - Europe PubMed Central. Journal of the American Veterinary Medical Association. 1990;186(7). http://europepmc.org/abstract/med/2184154
83.
McKinnon AO, Voss JL. FSH and LH. In: Equine Reproduction. Lea & Febiger; 1993.
84.
Allen WR. Control of ovulation and oestrus in the mare. In: Control of Ovulation: [Proceedings of the 26th. Nottingham Easter School in Agricultural Science]. Butterworth; 1978.
85.
Allen WR, Cooper MJ. Prostaglandins. In: Equine Reproduction. Lea & Febiger; 1993.
86.
ALLEN WE, HADLEY JC. Blood Progesterone Concentrations in Pregnant and Non-pregnant Mares. Equine Veterinary Journal. 1974;6(2):87-93.
87.
Aurich C, Hoppe H, Aurich JE. Role of Endogenous Opioids for Regulation of the Oestrous Cycle in the Horse. Reproduction in Domestic Animals. 1995;30(4):188-192. doi:10.1111/j.1439-0531.1995.tb00144.x
88.
Aurich L, Schlote S, Hoppen HO, Klug E, Hope H, Aurich JE. Effects of the opioid antagonist naloxane on release of LH in mares during the anovulatory season. Journal of Endocrinology. 1994;142.
89.
Belin F. Intrafollicular Concentrations of Steroids and Steroidogenic Enzymes in Relation to Follicular Development in the Mare. Biology of Reproduction. 2000;62(5):1335-1343. doi:10.1095/biolreprod62.5.1335
90.
Bennett-Wimbush K, Loch WE, Plata-Madrid H, Evans T. The effects of perphenazine and bromocriptine on follicular dynamics and endocrine profiles in anestrous pony mares. Theriogenology. 1998;49(4):717-733. doi:10.1016/S0093-691X(98)00021-1
91.
Bergfelt DR, Ginther OJ. Relationships between FSH surges and follicular waves during the estrous cycle in mares. Theriogenology. 1993;39(4):781-796.
92.
Bergfelt DR, Ginther OJ. Synchronous fluctuations of LH and FSH in plasma samples collected daily during the estrous cycle in mares. Theriogenology. 1993;40(6):1137-1146.
93.
Besognek B, Hansen BS, Daels PC. Dopaminergic regulation of gonadotrophin secretion in seasonally anoestrus mares. Journal of Reproduction of Fertility. 1996;108. http://www.reproduction-online.org/content/108/1/55.full.pdf
94.
Besognek B, Hansen BS, Daels PF. Prolactin secretion during the transitional phase and relationships to onset of reproductive season in mares. Biology of Reproductive Monograph Series. 1995;1.
95.
Carnevale EM, Hermenet MJ, Ginther OJ. Age and pasture effects on vernal transition in mares. Theriogenology. 1997;47(5):1009-1018. doi:10.1016/S0093-691X(97)00058-7
96.
Cleaver BD, Grubaugh WR, Davies SD, Sheerin PC, Franklin KJ, Sharp DC. Effect of constant light exposure on circulating gonadotrophin levels and hypothalamic gonadotrophin-releasing hormone (GnRH) content in the ovarie... - PubMed - NCBI. Journal of Reproduction and Fertility, Supplement. 1991;44. http://www.ncbi.nlm.nih.gov/pubmed/1795268
97.
Crowell-Davis SL. Sexual behavior of mares. Hormones and Behaviour. 2007;52:1. http://sites.oxy.edu/clint//physio/article/sexualbehaviorofmares.pdf
98.
Cuervo-Arango J, Newcombe JR. Repeatability of preovulatory follicular diameter and uterine edema pattern in two consecutive cycles in the mare and how they are influenced by ovulation inductors. Theriogenology. 2008;69(6):681-687. doi:10.1016/j.theriogenology.2007.11.019
99.
Daels PF, Fatone S, Hansen BS, Concannon PW. Dopamine antagonist-induced reproductive function in anoestrous mares: gonadotrophin secretion... - Abstract - Europe PubMed Central. Journal of Reproduction and Fertility. 2000;56. http://europepmc.org/abstract/med/20681129
100.
DAELS PF, STABENFELDT GH, KINDAHL H, HUGHES JP. Prostaglandin release and luteolysis associated with physiological and pathological conditions of the reproductive cycle of the mare: a review. Equine Veterinary Journal. 2010;21(S8):29-34.
101.
Diekman MA, Braun W, Peter D, Cook D. Seasonal serum concentrations of melatonin in cycling and non-cycling mares. Journal of Animal Science. 2002;80. https://dl.sciencesocieties.org/publications/jas/abstracts/80/11/0802949
102.
Donadeu F, Pedersen H. Follicle Development in Mares. Reproduction in Domestic Animals. 2008;43:224-231. doi:10.1111/j.1439-0531.2008.01166.x
103.
Dowsett KF, Knott LM, Woodward RA, Bodero DAV. Seasonal variation in the estrous cycle of mares in the subtropics. Theriogenology. 1993;39(3):631-653.
104.
Eagle RC. Characterization and Distribution of Gonadotrophs in the Pars Distalis and Pars Tuberalis of the Equine Pituitary Gland During the Estrous Cycle and Seasonal Anestrus. Biology of Reproduction. 2000;63(3):826-832. doi:10.1095/biolreprod63.3.826
105.
Elhay M, Newbold A, Britton A, Turley P, Dowsett K, Walker J. Suppression of behavioural and physiological oestrus in the mare by vaccination against GnRH. Australian Veterinary Journal. 2007;85. http://www.researchgate.net/profile/Martin_Elhay/publication/6505871_Suppression_of_behavioural_and_physiological_oestrus_in_the_mare_by_vaccination_against_GnRH/links/543706160cf2643ab9888eac.pdf
106.
Fay JE, Douglas RH. Changes in thecal and granulosa cell LH and FSH receptor content associated with follicular... - Abstract - Europe PubMed Central. Journal of Reproduction and Fertility. 1987;37. http://europepmc.org/abstract/med/3119827
107.
Fitzgerald BP, Affleck KJ, Barrows SP, Murdock WL, Barker KB, Loy RG. Changes in LH pulse frequency and amplitude in intact mares during the transition into the breeding season. Journal of Reproduction and Fertility. 1987;79. http://www.reproduction-online.org/content/79/2/485.full.pdf
108.
Fitzgerald BP, Reedy SE, Sessions DR, Powell DM, McManus CJ. Potential signals mediating the maintenance of reproductive activity during the non-breeding season of the mare. Reproduction. 2002;59. http://europepmc.org/abstract/med/12698977
109.
Garcia MC, Freedman LH, Ginther OJ. Interaction of seasonal and ovarian factors in the regulation of LH and FSH secretion in the mare. - Abstract - Europe PubMed Central. Journal of Reproduction and Fertility. 1979;27. http://europepmc.org/abstract/med/289780
110.
GARCIA MC, GINTHER OJ. Effects of Ovariectomy and Season on Plasma Luteinizing Hormone in Mares. Endocrinology. 1976;98(4):958-962. doi:10.1210/endo-98-4-958
111.
Gastal EL. Role of Luteinizing Hormone in Follicle Deviation Based on Manipulating Progesterone Concentrations in Mares. Biology of Reproduction. 1999;61(6):1492-1498. doi:10.1095/biolreprod61.6.1492
112.
Gastal EL. Follicle Deviation and Intrafollicular and Systemic Estradiol Concentrations in Mares. Biology of Reproduction. 1999;61(1):31-39. doi:10.1095/biolreprod61.1.31
113.
Gastal EL, Gastal MO, Beg MA, Ginther OJ. Interrelationships among follicles during the common-growth phase of a follicular wave and capacity of individual follicles for dominance in mares. Reproduction. 2004;128(4):417-422. doi:10.1530/rep.1.00259
114.
Gastal M, Gastel E, Spinelli V, Ginther OJ. Relationships between body condition and follicle development in mares. Journal of Animal Reproduction. 2004(1). http://www.cbra.org.br/pages/publicacoes/animalreproduction/issues/download/AR015.pdf?q=reproductive-characteristics-of-high-body-condition-mares
115.
Gentry L, Thompson D, Gentry G, Davis K, Godke R. High verses low body condition in mares, interactions with responses to somatotropin, GnRH analog, and dexamethasone. Journal of Animal Science. doi:/2002.80123277x
116.
Gentry LR, Thompson DL, Gentry GT, Davis KA, Godke RA, Cartmill JA. The relationship between body condition, leptin, and reproductive and hormonal characteristics of mares during the seasonal anovulatory period. Journal of Animal Science. 2002;80(10). https://dl.sciencesocieties.org/publications/jas/abstracts/80/10/0802695
117.
Ginther OJ. Reproductive Biology of the Mare: Basic and Applied Aspects. 2nd ed. Equiservices; 1992.
118.
Ginther OJ. Follicle Selection in Monovular Species. Biology of Reproduction. 2001;65(3):638-647. doi:10.1095/biolreprod65.3.638
119.
Ginther OJ, Beg MA, Donadeu FX, Bergfelt DR. Mechanism of follicle deviation in monovular farm species. Animal Reproduction Science. 2003;78(3-4):239-257. doi:10.1016/S0378-4320(03)00093-9
120.
Ginther OJ, Bergfelt DR. Growth of small follicles and concentrations of FSH during the equine oestrus cycle. Journal of Reproduction and Fertility. 1993;99. http://www.reproduction-online.org/content/99/1/105.full.pdf
121.
Ginther OJ. In Vivo Effects of an Intrafollicular Injection of Insulin-Like Growth Factor 1 on the Mechanism of Follicle Deviation in Heifers and Mares. Biology of Reproduction. 2003;70(1):99-105. doi:10.1095/biolreprod.103.021949
122.
Ginther OJ, Gastel E, Gastel M, Beg M. Seasonal influence on equine follicle dynamics. The Journal of Animal Reproduction. 2004;1. http://www.cbra.org.br/pages/publicacoes/animalreproduction/issues/download/v1n1/AR003.pdf
123.
Ginther OJ. Critical Role of Insulin-Like Growth Factor System in Follicle Selection and Dominance in Mares. Biology of Reproduction. 2004;70(5):1374-1379. doi:10.1095/biolreprod.103.026195
124.
Ginther OJ. Dose-Response Study of Intrafollicular Injection of Insulin-Like Growth Factor-I on Follicular Fluid Factors and Follicle Dominance in Mares. Biology of Reproduction. 2003;70(4):1063-1069. doi:10.1095/biolreprod.103.024844
125.
Ginther OJ. Follicle and Endocrine Dynamics During Experimental Follicle Deviation in Mares. Biology of Reproduction. 2002;67(3):862-867. doi:10.1095/biolreprod.102.004309
126.
Goff AK, Pontbriand D, Sirios J. Oxytocin stimulation of plasma 15-keto-13,14-dihydro prostaglandin F-2 alpha during the... - Abstract - Europe PubMed Central. Journal of Reproduction and Fertility. 1987;35. http://europepmc.org/abstract/med/3479581
127.
Grubaugh W, Sharp DC, Berglund LA, et al. Effects of pinealectomy in Pony mares. - Abstract - Europe PubMed Central. Journal of Reproduction and Fertility. 1982;32. http://europepmc.org/abstract/med/6962863
128.
Guerin MV, Wang XJ. Environmental temperature has an influence on timing of the first ovulation of seasonal estrus in the mare. Theriogenology. 1994;42(6):1053-1060.
129.
Guerin MV, Deed JR, Kennaway DJ, Matthews CD. Plasma melatonin in the horse: Measurements in natural photoperiod and in acutely extended darkness throughout the year. Journal of Pineal Research. 1995;19(1):7-15.
130.
Hay ME, Allen WR, Lewis IM. The distribution of ∆5 3b – hydroxysteroid dehydrogenase in the Graafian follicle of the mare. Journal of Reproduction and Fertility. 1975;23.
131.
Imboden I, Janett F, Burger D, Crowe MA, Hassig M, Thun R. Influence of immunization against GnRH on reproductive cyclicity and estrous behavior in the mare. Theriogenology. 2006;66(8). http://www.sciencedirect.com/science/article/pii/S0093691X06002883
132.
Irvine CH, Alexander SL. Secretory patterns and rates of gonadotropin-releasing hormone, follicle-stimulating hormone, and luteinizing hormone revealed by intensive sampling of pituitary venous blood in the luteal phase mare. Endocrinology. 1993;132(1):212-218.
133.
Johnson AL. Serum Concentrations of Prolactin, Thyroxine and Triiodothyronine Relative to Season and the Estrous Cycle in the Mare. Journal of Animal Science. 1986;62(4). doi:doi:10.2527/jas1986.6241012x
134.
Kalra SP, Kalra PS. Do testosterone and estradiol 17 enforce stimulation of luteinising hormone-releasing hormone secretion. Biology of Reproduction. 1986;41. http://www.biolreprod.org/content/41/4/559.full.pdf
135.
Irvine CHG, Alexander SL. A novel technique for measuring hypothalamic and pituitary hormone secretion rates from collection of pituitary venous effluent in the normal horse. Journal of Endocrinology. 1987;113(2):183-192.
136.
Irvine CHG, Alexander SL. The dynamics of gonadotrophin-releasing hormone, LH and FSH secretion during the spontaneous ovulatory surge of the mare as revealed by intensive sampling of pituitary venous blood. Journal of Endocrinology. 1994;140(2):283-295.
137.
Hsueh AJW, McGee EA, Hayashi M, Hsu SY. Hormonal regulation of early follicular development in the rat ovary. Molecular and cellular endocrinology. 2000;163. http://www.sciencedirect.com/science/article/pii/S0303720799002452
138.
Kilmer DN, Sharp DC, Berhund LA, Grubaugh W, McDowell KJ, Peck LS. Melatonin rhythms in Pony mares and foals. - Abstract - Europe PubMed Central. Journal of Reproduction and Fertility. 1982;32. http://europepmc.org/abstract/med/6962864
139.
King SS, Jones KL, Mullenix BA, Heath DT. Seasonal relationships between dopamine D1 and D2 receptor and equine FSH receptor mRNA in equine ovarian epithelium. Animal Reproduction Science. 2008;108(1-2):259-266. doi:10.1016/j.anireprosci.2007.08.007
140.
Marković D, Pavlović M, Pavlović V. Seasonality, folliculogenesis and luteogenesis in mare ovaries. Medicine and Biology. 2003;10(3). http://facta.junis.ni.ac.rs/mab/mab200303/mab200303-05.pdf
141.
Matzuk MM. Revelations of ovarian follicle biology from gene knockout mice. Molecular and Cellular Endocrinology. 2000;163(1-2):61-66. doi:10.1016/S0303-7207(99)00241-5
142.
Melrose PA, Walker RF, Douglas RH. Dopamine in the Cerebrospinal Fluid of Prepubertal and Adult Horses. Brain, Behavior and Evolution. 1990;35(2):98-106.
143.
Mihm M, Evans A. Mechanisms for Dominant Follicle Selection in Monovulatory Species: A Comparison of Morphological, Endocrine and Intraovarian Events in Cows, Mares and Women. Reproduction in Domestic Animals. 2008;43:48-56. doi:10.1111/j.1439-0531.2008.01142.x
144.
Montovan SM, Daels PP, Rivier J, Hughes JP, Stabenfeldt GH, Lasley BL. The effect of a potent GnRH agonist on gonadal and sexual activity in the horse. Theriogenology. 1990;33(6):1305-1321.
145.
Nambo Y, Nagaoka K, Tanaka Y, et al. Mechanisms responsible for increase in circulating inhibin levels at the time of ovulation in mares. Theriogenology. 2002;57(6):1707-1717. doi:10.1016/S0093-691X(02)00683-0
146.
Nagy P, Guillaume D, Daels P. Seasonality in mares. Animal Reproduction Science. 2000;60-61:245-262. doi:10.1016/S0378-4320(00)00133-0
147.
Nagy P, Huszenicza Gy, Reiczigel J, et al. Factors affecting plasma progesterone concentration and the retrospective determination of time of ovulation in cyclic mares. Theriogenology. 2004;61(2-3):203-214. doi:10.1016/S0093-691X(03)00211-5
148.
Neely DP, Kindahl H, Stabenfeldt GH, Edqvist LE, Hughes JP. Prostaglandin release patterns in the mare: physiological, pathophysiological, and therapeutic responses. - PubMed - NCBI. Journal of Reproduction and Fertility. 1979;27. http://www.ncbi.nlm.nih.gov/pubmed/289787
149.
Nequin LG, King SS, Johnson AL, Gow GM, Ferreira-Dias GM. Prolactin may play a role in stimulating the equine ovry during the spring reproductive transition. Journal of Equine Veterinary Science. 1993;13(11):631-635.
150.
Nett TM. Estrogens. In: Equine Reproduction. Lea & Febiger; 1993.
151.
Nett TM. Reproductive peptide and protein hormones. In: Equine Reproduction. Lea & Febiger; 1993.
152.
Noden PA, Oxender WD, Hafs HD. The cycle of oestrus, ovulation and plasma levels of hormones in the mare. - Abstract - Europe PubMed Central. Journal of Reproduction and Fertility. 1975;23. http://europepmc.org/abstract/med/1060776
153.
Pantke P, Hyland J, Galloway DB, MacLean AA, Hoppen HO. Changes in luteinizing hormone bioactivity associated with gonadotrophin pulses in the cycling... - Abstract - Europe PubMed Central. Journal of Reproduction and Fertility. 1991;44. http://europepmc.org/abstract/med/1795256
154.
Pinto CRF, Paccamonti DL, Eilts BE, Short CR, Godke RA. Effect of nitric oxide synthase inhabitors on ovulation in hCG-stimulated mares. Theriogenology. 2002;58(5):1017-1026. doi:10.1016/S0093-691X(02)00932-9
155.
Pinto CRF, Paccamonti DL, Eilts BE, et al. Concentrations of nitric oxide in equine preovulatory follicles before and after administration of human chorionic gonadotropin. Theriogenology. 2003;60(5):819-827. doi:10.1016/S0093-691X(03)00096-7
156.
Pozar MA, McDonnell SM, Kenny RM, Tischner M. GnRH facilitates copulatory behaviour in geldings treated with testosterone. Journal of Reproduction and Fertility. 1991;44. http://www.researchgate.net/profile/Sue_Mcdonnell/publication/242180053_GnRH_facilitates_copulatory_behaviour_in_geldings_treated_with_testosterone/links/5454fd9b0cf2cf51647dcfd3.pdf
157.
Pycock J, Dieleman S, Drifjhout P, Brug Y, Oei C, Weijden G. Correlation of plasma concentrations of progesterone and oestradiol with ultrasound characteristics of the uterus and duration of oestrous behaviour in the cycling mare. Reproduction in Domestic Animals. 1995;30(4):224-227. doi:10.1111/j.1439-0531.1995.tb00150.x
158.
Roser JF, McCue PM, Hoye E. Inhibin activity in the mare and stallion. Domestic Animal Endocrinology. 1994;11(1):87-100.
159.
Roy SK, Greenwald GS. In vitro steroidogeneis by primary to antral follicles in the hamster during the periovulatory period:  Effects of follicle stimulating hormone, luteinizing hormone and prolactin. Biology of Reproduction. 1987;37. http://www.biolreprod.org/content/37/1/39.full.pdf
160.
Sarwar A, Enbergs H, Klug E. Influence of parity, age, mineral and trace element-mixture supplementation on puerperal status in mares: analysis and quantification through progesterone profiles. Veterinarski Arhive. 1998;68. http://www.vef.unizg.hr/vetarhiv/papers/68-1/sarwar.htm
161.
Sharp DC, Clever BD. Melatonin. In: Equine Reproduction. Lea & Febiger; 1993.
162.
SHARP DC. Transition into the breeding season: clues to the mechanisms of seasonality. Equine Veterinary Journal. 1988;20(3):159-161.
163.
SHORT RV. STEROIDS IN THE FOLLICULAR FLUID AND THE CORPUS LUTEUM OF THE MARE. A ‘TWO-CELL TYPE’ THEORY OF OVARIAN STEROID SYNTHESIS. Journal of Endocrinology. 1962;24(1):59-63.
164.
Silva PJ, Squires EL, Nett TM. Changes in the hypothalmic-hypophysical axis of mares associated with seasonal reproductive recrudescences. Biology of Reproduction. 1986;35. http://www.biolreprod.org/content/35/4/897.full.pdf
165.
SIROIS J, BALL BA, FORTUNE JE. Patterns of growth and regression of ovarian follicles during the oestrous cycle and after hemiovariectomy in mares. Equine Veterinary Journal. 2010;21(S8):43-48.
166.
Spicer LJ, Tucker KE, Henderson KA, Duby RT. Concentrations of insulin like growth factor-1 in follicular fluid and blood plasma of mares during early and late oestrus. Animal Reproduction Science. 1991;25.
167.
Squires EL. Progesterone. In: Equine Reproduction. Lea & Febiger; 1993.
168.
Stevenson KR, Parkinson TJ, Wathes DC. Measurements of oxytocin concentration in plasma and ovarian extracts during the oestrus cycle of mares. Journal of Reproduction and Fertility. 1991;93. http://www.reproduction-online.org/content/93/2/437.full.pdf
169.
Strauss SS, Chen CL, Kalra SP, Sharp DC. Localization of gonadotrophin-releasing hormone (GnRH) in the hypothalamus of ovariectomized... Journal of Reproduction and Fetility. 1979;27.
170.
Tanaka Y, Nagamine N, Nambo Y, et al. Ovarian secretion of inhibin in mares. Journal of Reproduction and Fertility. 2000;56. http://europepmc.org/abstract/med/20681135
171.
Tetzke TA, Ismail S, Mikuckis G, Evans JW. Patterns of oxytocin secretion during the oestrous cycle of the mare. - Abstract - Europe PubMed Central. Journal of Reproduction and Fertility. 1987;35. http://europepmc.org/abstract/med/3479579
172.
Thompson DL, Hoffman R, DePew CL. Prolactin administration to seasonally anoestrous mares: Reproductive, metabolic and hair-shedding responses. Journal of Animal Science. 1997;75. doi:/1997.7541092x
173.
Thompson DL, Johnson L. Concentrations of prolactin luteinizing hormone and follicle stimulating hormone in pituitary and serum of horses.  Effect of sex, season and reproductive state. Journal of Animal Science. 1986;63. doi:10.2134/jas1986.633854x
174.
Tucker KE, Henderson KA, Duby RT. In vitro steroidogenesis by granulosa cells from equine pre-ovulatory follicles. Journal of Reproduction and Fertility. 1991;44.
175.
Turner JE, Irvine CH. The effect of various gonadotrophin-releasing hormone regimens on gonadotrophins, follicular... Journal of Reproduction and Fertility. 1991;44.
176.
Watson E, McDonnell A, Cuddeford D. Characteristics of cyclicity in maiden thoroughbred mares in the United Kingdom. Veterinary Record. 1994;135(5):104-106.
177.
Watson ED, Pedersen HG, Thomson SRM, Fraser HM. Control of follicular development and luteal function in the mare: Effects of a GnRH antagonist. Theriogenology. 2000;54(4):599-609. doi:10.1016/S0093-691X(00)00375-7
178.
Weedman BJ, King SS, Neumann KR, Nequin LG. Comparison of circulating estradiol-178 and folliculogenesis during the breeding season, autumn transition and anestrus in the mare. Journal of Equine Veterinary Science. 1993;13(9):502-505.
179.
Weeson JA, Ginther OJ. Influence of season and age on reproductive activity in pony mares on the basis of a slaughterhouse survey. Journal of Animal Science. doi:10.2134/jas1981.521119x
180.
Wilson T. Highly Prolific Booroola Sheep Have a Mutation in the Intracellular Kinase Domain of Bone Morphogenetic Protein IB Receptor (ALK-6) That Is Expressed in Both Oocytes and Granulosa Cells. Biology of Reproduction. 2001;64(4):1225-1235. doi:10.1095/biolreprod64.4.1225
181.
Worthy K, Colquhoun K, Escreet R, Dunlop M, Renton JP, Douglas TA. Plasma prolactin concentrations in non-pregnant mares at different times of the year and in... - Abstract - Europe PubMed Central. Journal of Reproduction and Fertility. 1987;35. http://europepmc.org/abstract/med/3479582
182.
Amann RP. A review of anatomy and physiology of the stallion. Journal of Equine Veterinary Science. 1981;1(3):83-105. doi:10.1016/S0737-0806(81)80022-6
183.
Amann RP. Spermatogenesis in the stallion: A review. Journal of Equine Veterinary Science. 1981;1(4):131-139.
184.
Amman RP. Physiology and endocrinology. In: Equine Reproduction. Lea & Febiger; 1993.
185.
Argo CM, Cox JE, Gray JL. Effect of oral melatonin treatment on the seasonal physiology of pony stallions. - Abstract - Europe PubMed Central. Journal of Reproduction and Fertility. Published 1991. http://europepmc.org/abstract/med/1795254
186.
Aurich C, Sieme H, Happe H, Schlota R. Involvement of endogenous opiords in the regulation of LH and testosterone release in the male horse. Journal of Reproduction and Fertility. 1994;102. http://www.reproduction-online.org/content/102/2/327.full.pdf
187.
Berndston WE, Jones LS. Relationship of intratesticular testosterone content to age, spermatogenesis, sertoli cell distribution and germ cell:  ratio. Journal of Reproduction and Fertility. 1989;85. http://www.reproduction-online.org/content/85/2/511.full.pdf
188.
Besognet B, Hansen BS, Daels PL. Dopominergic regulation of gonadotrophin secretion in seasonally anoestrus mares. Journal of Reproduction and Fertility. 1996;108. http://www.reproduction-online.org/content/108/1/55.full.pdf
189.
Blue BJ, Pickett BW, Squires EL, et al. Effect of pulsatile or continuous administration of GnRH on reproductive function of stallions. - Abstract - Europe PubMed Central. Journal of Reproduction and Fetility. 1991;44. http://europepmc.org/abstract/med/1795258
190.
Blanchard TL, Evans JW, Varner DD, et al. Pulsatile release of gonadotropins in young pony stallions. Theriogenology. 1990;34(6):1087-1097.
191.
Burns PJ, Kumaresan P, Douglas RH. Plasma oxytocin concentrations in cyclic mares and sexually aroused stallions. Theriogenology. 1981;16(5):531-539.
192.
Christensen JW, Zharkihk T, Ladewig J, Yasinetskaya N. Social behaviour in stallion groups (Equus prezewalskii and Equus caballus) kept under natural and domestic conditions. Applied Animal Behaviour and Science. 2002;76. http://www.sciencedirect.com/science/article/pii/S0168159101002088
193.
Clay CM, Clay JN. Endocrine and testicular changes associated with season, artificial photoperiod, and the... - Abstract - Europe PubMed Central. Veterinary Clinics of North America Equine Practice. 1992;8. http://europepmc.org/abstract/med/1576553
194.
Clay CM, Squires EL, Amann RR, Nett TM. Influences of season and artificial photoperiod on stallions:  Luteinizing hormone, follicle stimulating hormone and testosterone. Journal of Animal Science. 1988;66. https://dl.sciencesocieties.org/publications/jas/abstracts/66/5/JAN0660051246
195.
Clay CM, Squire EL, Amann RR, Nett TM. Influences of season and artificial photoperiod on stallion’s pituitary and testicular responses to exogenous GnRH. Journal of Animal Science. 1989;67. https://dl.sciencesocieties.org/publications/jas/abstracts/67/3/JAN0670030763
196.
Claus R, Dimmick MA, Gimenez T, Hudson LW. Estrogens and prostaglandin F2α in the semen and blood plasma of stallions. Theriogenology. 1992;38(4):687-693.
197.
Collingsworth MGR, Fuller Z, Cox JE, McG. Argo C. Changes in plasma gonadotrophin and prolactin concentrations following castration of the pony stallion. Theriogenology. 2001;55(5):1171-1180. doi:10.1016/S0093-691X(01)00475-7
198.
Ganjam VK. Episodic nature of the delta 4-ene and delta 5-ene steroidogenic pathways and their... Journal of Reproduction and Fertility. 1979;27.
199.
Hess MF, Roser JF. The effects of age, season and fertility status on plasma and intratesticular insulin-like growth factor I concentration in stallions. Theriogenology. 2001;56(5):723-733. doi:10.1016/S0093-691X(01)00602-1
200.
Irvine CHG. Gonadotrophin-releasing hormone. Journal of Equine Veterinary Science. 1984;3. http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1436119/pdf/jcpsuppasso00011-0051.pdf
201.
Irvine CHG, Alexander SL. Effect of sexual arousal on gonadotrophin-releasing hormone, luteinizing hormone and... - Abstract - Europe PubMed Central. Journal of Reproduction and Fertility. Published 1991. http://europepmc.org/abstract/med/1795257
202.
Irvine CHG, Alexander SL, Turner JE. Seasonal variation in the feedback of sex steroid hormones on serum LH concentration in the male horse. Journal of Reproduction and Fertility. 1986;76. http://www.reproduction-online.org/content/76/1/221.full.pdf
203.
Irvine CHG, Alexander SL. GnRH. In: Equine Reproduction. Lea & Febiger; 1993.
204.
Johnson L. Spermatogenesis. In: Reproduction in Domestic Animals. 3rd ed. Academic Press; 1977.
205.
Johnson L. Seasonal differences in equine spermatogenesis. Biology of Reproduction. 1991;44. http://www.biolreprod.org/content/44/2/284.full.pdf
206.
Johnson L, Thompson DL. Age related and seasonal variation in sertoli cell population daily spermatozoa production and serum concentrations of FSH, LH, and testosterone in stallions. Biology of Reproduction. 1983;29. http://www.biolreprod.org/content/29/3/777.full.pdf
207.
Johnson L, Varner DD, Tatum ME, Scrutchfield WL. Season but not age affects Sertoli cell numbers in adult stallions. Biology of Reproduction. 1991;45. http://www.biolreprod.org/content/45/3/404.full.pdf
208.
Johnson L, Varner D, Thompson DL. Effect of age and season on the establishment of spermatogenesis in the horse. Journal of Reproduction and Fertility. 1991;44:87-97.
209.
Lang AL, Vogelsang MM, Potter GD. Circadian patterns of plasma LH, and testosterone concentrations in stallions in summer and winter. Proceedings of the 14th Equine Nutrition and Physiology Symposium . - Google Books. https://books.google.co.uk/books/about/Proceedings_of_the_14th_Equine_Nutrition.html?id=pz82MwEACAAJ&redir_esc=y
210.
McDonnell SM. Reproductive behavior of stallions and mares: comparison of free-running and domestic in-hand breeding. Animal Reproduction Science. 2000;60-61:211-219. doi:10.1016/S0378-4320(00)00136-6
211.
Madill S. Reproductive considerations: mare and stallion. Veterinary Clinic of North America Equine Practice. 2002;18(3). http://www.ncbi.nlm.nih.gov/pubmed/12516936
212.
MALMGREN L, ANDRESEN Ø, DALIN AM. Effect of GnRH immunisation on hormonal levels, sexual behaviour, semen quality and testicular morphology in mature stallions. Equine Veterinary Journal. 2010;33(1):75-83. doi:10.2746/042516401776767340
213.
Naden J, Amann RR, Squires EL. Testicular growth, hormone concentrations, seminal characteristics and sexual behaviour in stallions. Journal of Reproduction and Fertility. 1990;88. http://www.reproduction-online.org/content/88/1/167.full.pdf
214.
Nett TM. Reproductive peptide protein hormones. In: Equine Reproduction. Lea & Febiger; 1993.
215.
Pickett BW, Voss JL. Reproductive management of stallions. In: Proceedings of the 14th Equine Nutrition and Physiology Symposium ... - Google Books. Equine Nutrition and Physiology Society, 1995. https://books.google.co.uk/books/about/Proceedings_of_the_14th_Equine_Nutrition.html?id=pz82MwEACAAJ&redir_esc=y
216.
Pickett BW, Amman RP, McKinnon AO, Squires EL, Voss JL. Management of the stallion for maximum reproductive efficiency II. In: Animal Reproduction Laboratory Bulletin 5. ; 1989.
217.
Pozar MA, McDonnell SM, Kenney RM, Tixhner M. GnRH facilitates capulatory behaviour in geldings treated with test. Journal of Reproduction and Fertility. 1991;44. http://www.researchgate.net/profile/Sue_Mcdonnell/publication/242180053_GnRH_facilitates_copulatory_behaviour_in_geldings_treated_with_testosterone/links/5454fd9b0cf2cf51647dcfd3.pdf
218.
Roser JF, Hughes JP. Prolonged pulsatile administration of gonadotrophin-releasing hormone (GnRH) to fertile stallions. - Abstract - Europe PubMed Central. Journal of Reproduction and Fertility. 1991;44. http://europepmc.org/abstract/med/1665513
219.
Roser JF. Endocrine basis for testicular function in the stallion. Theriogenology. 1997;48(5):883-892. doi:10.1016/S0093-691X(97)00309-9
220.
Rossdale PD, Ricketts SW. Equine Stud Farm Medicine. 2nd ed. Baillière Tindall
221.
Seamens M, Roser JF, Linford RL, Liu DM, Hughes JP. Gonadotrophin and steroid concentrations in jugular and testicular venous plasma in stallions... - Abstract - Europe PubMed Central. Journal of Reproduction and Fertility. 1991;44. http://europepmc.org/abstract/med/1795300
222.
Sharman OP. Diurnal variations of plasma testosterone in stallions. Biology of Reproduction. 1976;15. http://www.biolreprod.org/content/15/2/158.full.pdf
223.
Sharp DC, Clever DI. Melatonin. In: Equine Reproduction. Lea & Febiger; 1993.
224.
Stewart BL, Roser JF. Effects of age, season, and fertility status on plasma and intratesticular immunoreactive (IR) inhibin concentrations in stallions. Domestic Animal Endocrinology. 1998;15(2):129-139. doi:10.1016/S0739-7240(97)00083-0
225.
Stout TAE. Modulating reproductive activity in stallions: A review. Animal Reproduction Science. 2005;89(1-4):93-103. doi:10.1016/j.anireprosci.2005.06.015
226.
Stout TAE, Colenbrander B. Suppressing reproductive activity in horses using GnRH vaccines, antagonists or agonists. Animal Reproduction Science. 2004;82-83:633-643. doi:10.1016/j.anireprosci.2004.04.009
227.
Thomson C, Thompson DL, Kincaid LA, Nadel MR. Prolactin involvement with the increase in seminal volume after sexual stimulation in stallions. Journal of Animal Science. 1996;74. doi:/1996.74102468x
228.
Thompson DL, Honey PG. Active immunisation of prepubertal colts against estrogens, hormonal and testicular response after puberty. Journal of Animal Science. 1984;51. doi:10.2134/jas1984.591189x
229.
Thompson DL, Johnson L, St. George RL, Garza F. Concentrations of prolactin, luteinizing hormone and follicle stimulating hormone in the pituitary and serum of horses.  Effect of sex, season and reproductive state. Journal of Animal Science. 1986;63. doi:10.2134/jas1986.633854x
230.
Thompson DL, St. George RL, Jones LS, Garza F. Patterns of secretion of LH, FSH, and testosterone in stallions during the summer and winter. Journal of Animal Science. 1985;60. doi:10.2134/jas1985.603741x
231.
Villani M, Cairoli F, Kindahl H, et al. Effects of Mating on Plasma Concentrations of Testosterone, Cortisol, Oestrone Sulphate and 15-Ketodihydro-PGF2? in Stallions. Reproduction in Domestic Animals. 2006;41(6):544-548. doi:10.1111/j.1439-0531.2006.00711.x
232.
Weber JA, Woods GL. Ultrasonic measurements of stallion accessory glands and excurrent ducts during seminal emission and ejaculation. Biology of Reproduction. 1993;49. http://www.biolreprod.org/content/49/2/267.full.pdf
233.
Allen WR. The diagnosis and handling of early gestational abnormalities in the mare. Animal Reproduction Science. 1992;28(1-4):31-38. doi:10.1016/0378-4320(92)90088-U
234.
Ainsworth CGV, Hyland JH. Continuous infusion of gonadotrophin-releasing hormone (GnRH) advances the onset of oestrous... - Abstract - Europe PubMed Central. Journal of Reproduction and Fertility. 1991;44. http://europepmc.org/abstract/med/1795265
235.
Alexander SL, Irvine CHG. Control of onset of breeding season in the mare and its artificial regulation by progesterone... - Abstract - Europe PubMed Central. Journal of Reproduction and Fertility. 1991;44. http://europepmc.org/abstract/med/1795275
236.
ALLEN WR, STEWART F, COOPER MJ, et al. Further Studies on the Use of Synthetic Prostaglandin Analogues for Inducing Luteolysis in Mares. Equine Veterinary Journal. 1974;6(1):31-35. doi:10.1111/j.2042-3306.1974.tb03925.x
237.
Allen WR. Control of Oestrus and Ovulation in the Mare. In: Control of Ovulation: [Proceedings of the 26th. Nottingham Easter School in Agricultural Science]. Butterworth; 1978.
238.
Allen WR, Rowson KEA. Control of the mares oestrous cycle by prostaglandins. Journal of Reproduction and Fertility. 1973;33. http://www.reproduction-online.org/content/33/3/539.full.pdf
239.
Argo CM, Cox JE, Gray JL. Effect of oral melatonin treatment on the seasonal physiology of pony stallions. - Abstract - Europe PubMed Central. Journal of Reproduction and Fertility. 1991;44. http://europepmc.org/abstract/med/1795254
240.
Arrott C, Macpherson M, Blanchard T, et al. Biodegradable estradiol microspheres do not affect uterine involution or characteristics of postpartum estrus in mares. Theriogenology. 1994;42(2):371-384. doi:10.1016/0093-691X(94)90282-8
241.
Ashbury AC. Examination of the mare. In: Equine Medicine and Surgery. 4th ed. American Veterinary Publications; 1991.
242.
Ball BA, Brinsko SP. Early Embryo loss - a research update. In: Modern Horse Breeding IX.
243.
Barbacini S, Zavaglia G, Gulden P, Marchi V, Necchi D. Retrospective study on the efficacy of hCG in an equine artificial insemination programme using frozen semen. Equine Veterinary Education. 2010;12(6):312-317. doi:10.1111/j.2042-3292.2000.tb00067.x
244.
Bell RJ, Bristol FM. Fertility and pregnancy loss after delay of foal oestrus with progesterone and oestradid 17. Journal of Reproduction and Fertility, Supplement. 1987;35.
245.
K. Bennett-Wimbush1, W.E. Loch2, H. Plata-Madrid2, T. Evans3. The effects of perphenazine and bromocriptine on follicular dynamics and endocrine profiles in anestrous pony mares. The effects of perphenazine and bromocriptine on follicular dynamics and endocrine profiles in anestrous pony maresRecommended articlesDownload PDFs. 49(4):717-733. doi:10.1016/S0093-691X(98)00021-1
246.
Bergfelt DR, Adams GP. Ovarian synchronization following follicle ablation in mares. Theriogenology. 1996;45. https://www.infona.pl/resource/bwmeta1.element.elsevier-37ec66d8-e950-394e-a187-31b0b6569a0e
247.
Bergfelt DR, Meira C, Fleury JJ, Fleury PDC, Dell’Aqua JA, Adams GP. Ovulation synchronization following commercial application of ultrasound-guided follicle ablation during the estrous cycle in mares. Theriogenology. 2007;68(8):1183-1191. doi:10.1016/j.theriogenology.2007.08.020
248.
Blanchard TL, Macpherson ML. Breeding mares on foal heat. In: Equine Reproduction. Lea & Febiger; 1993.
249.
Blanchard TL, Thompson JA, Brinsko SP, et al. Mating mares on foal heat: a five-year retrospective study. - CAB Direct. American Association of of Equine Practitioners. Published online 2004. http://www.cabdirect.org/abstracts/20053193852.html;jsessionid=83D515E2C3F9E9E0CCD8D19B4C9D0757
250.
Blanchard TL, Thompson JA, Love CC, et al. Influence of day of postpartum breeding on pregnancy rate, pregnancy loss rate, and foaling rate in Thoroughbred mares. Theriogenology. 2012;77(7):1290-1296. doi:10.1016/j.theriogenology.2011.10.034
251.
Bowling AT, Milton L, Hughes JP. An update of chromosomal abnormalities in mares. Journal of Reproduction and Fertility. 1987;35. http://europepmc.org/abstract/med/3479571
252.
Bradecamp EA. Synchronisation of Ovulation. In: Equine Reproduction. Lea & Febiger; 1993.
253.
Brendemuehl JP, Cross DL. Influence of the dopamine antagonist domperidone on the vernal transition in seasonally anoestrous mares. Journal of Reproduction and Fertility. 2000;56. http://europepmc.org/abstract/med/20681130
254.
Bristol F. Oestrus synchronisation in mares. In: Current Therapy in Theriogenology: Diagnosis, Treatment and Prevention of Reproductive Diseases in Animals. Saunders; 1980.
255.
Burkhardt J. Transition from anoestrus in the mare and the effects of artificial lighting. The Journal of Agricultural Science. 1947;37(01). doi:10.1017/S0021859600013083
256.
Burns SJ, Irvine CH, Amoss MS. Fertility of prostaglandine induced oestrus compared to normal post-partum oestrus. Journal of Reproduction and Fertility. 1979;27. doi:info:pmid/289796
257.
Carnevale E, Uson M, Bozzola J, King S, Schmitt S, Gates H. Comparison of oocytes from young and old mares with light and electron microscopy. Theriogenology. 1999;51(1). doi:10.1016/S0093-691X(99)91858-7
258.
Cooper MJ. Prostaglandins in Veterinary practice. In Practice. 1981;3.
259.
Crowhurst RC, Simpson DJ, Greenwood RE, Ellis DR. CEM. Vet Record. 1979;104.
260.
Daels PF, Hughes JP. Fertility control using intrauterine devices: An alternative for population control in wild horses. Theriogenology. 1995;44(5):629-639. doi:10.1016/0093-691X(95)00243-2
261.
Daels PF, Fatone S, Hansen BS, Concannon PW. Dopamine antagonist-induced reproductive function in anoestrous mares; gonadotrophin secretion and the effects of environmental cues. Journal of Reproduction and Fertility. 2000;(56):173-183. doi:info:pmid/20681129
262.
Depew CG. Horse breeding management. Journal of Equine Veterinary Science. 1995;15(5):228-229. doi:10.1016/S0737-0806(07)80467-9
263.
Dinger JE, Noiles EE, Bates MJL. Effect of progesterone impregnated vaginal sponges and PMSG administration on estrus synchronization in mares. Theriogenology. 1981;16(2):231-237. doi:10.1016/0093-691X(81)90105-9
264.
doig RA, Waelchi RO. Endometrial Biopsy. In: Equine Reproduction. Lea & Febiger; 1993.
265.
Douglas RH, Nuti L, Ginther OJ. Induction of ovulation and multiple ovulation in seasonally-anovulatory mares with equine pituitary fractions. Theriogenology. 1974;2(6):133-142. doi:10.1016/0093-691X(74)90063-6
266.
Evans MJ. Induction of follicular development and ovulation in seasonally acyclic mares using gonadotrophin-releasing hormones and progesterone. Journal of reproduction and fertility Supplement. 1979;(27):113-121. doi:info:pmid/383982
267.
Farquhar VJ, M. McCue P, Vanderwall DK, Squires EL. Efficacy of the gnrh agonist deslorelin acetate for inducing ovulation in mares relative to age of mare and season. Journal of Equine Veterinary Science. 2000;20(11):722-725. doi:10.1016/S0737-0806(00)80183-5
268.
Farquar VJ, McCue PM, Nett TM, Squires EL. Effect of deslorelin acetate on gonadotrophin secretion and ovarian follicle development in cycling mares. Journal of American Veterinary Medicine Association. Published 2001. http://avmajournals.avma.org/doi/abs/10.2460/javma.2001.218.749
269.
Ferreira-Dias G, Claudino F, Carvalho H, Agrícola R, Alpoim-Moreira J, Robalo Silva J. Seasonal reproduction in the mare: possible role of plasma leptin, body weight and immune status. Domestic Animal Endocrinology. 2005;29(1):203-213. doi:10.1016/j.domaniend.2005.02.006
270.
First, N. L. Synchronization of Estrus and Ovulation in the Mare with Methallibure. Journal of Animal Science. 36(6):1143-1148. doi:10.2134/jas1973.3661143x
271.
Fitzgerald BP. Potential signals mediating the maintenance of reproductive activity during the non-breeding season of the mare. Reproduction (Cambridge, England) Supplement. 2002;59:115-129. http://europepmc.org/abstract/med/12698977
272.
Gastal EL, Donadeu FX, Gastal MO, Ginther OJ. Echotextural changes in the follicular wall during follicle deviation in mares. Theriogenology. 1999;52(5):803-814. doi:10.1016/S0093-691X(99)00173-9
273.
Gentry, L. R. High versus low body condition in mares: Interactions with responses to somatotropin, GnRH analog, and dexamethasone. Journal of Animal Science. 2002;80(12):3277-3285. doi:/2002.80123277x
274.
Gentry, L. R. The relationship between body condition, leptin, and reproductive and hormonal characteristics of mares during the seasonal anovulatory period. Journal of Animal Science. 2002;80(10):2695-2703. doi:/2002.80102695x
275.
Gentry, L R. Responses of seasonally anovulatory mares to daily administration of thyrotropin-releasing hormone and(or) gonadotropin-releasing hormone analog. Journal of animal science. 80(1):208-213. doi:/2002.801208x
276.
Gibbs PG, Davison KE. A field study on reproductive efficiency of mares maintained predominately on native pasture. Journal of Equine Veterinary Science. 1992;12(4):219-222. doi:10.1016/S0737-0806(06)81449-8
277.
Ginther OJ, Pierson RA. Ultrasonic evaluation of the reproductive tract of the mare; principles, equipment, and techniques. Journal of Equine Veterinary Science. 1983;3(6):195-201. doi:10.1016/S0737-0806(83)80014-8
278.
Ginther OJ, Pierson RA. Ultrasonic evaluation of the reproductive tract of the mare; principles, equipment, and techniques. Journal of Equine Veterinary Science. 1983;3(6):195-201. doi:10.1016/S0737-0806(83)80014-8
279.
Ginther OJ, Pierson RA. Ultrasonic evaluation of the reproductive tract of the mare; principles, equipment, and techniques. Journal of Equine Veterinary Science. 1983;3(6):195-201. doi:10.1016/S0737-0806(83)80014-8
280.
Ginther OJ. Twinning in mares: A review of recent studies. Journal of Equine Veterinary Science. 1982;2(4):127-135. doi:10.1016/S0737-0806(82)80005-1
281.
Handler J, Schönlieb S, Hoppen HO, Aurich C. Seasonal effects on attempts to synchronize estrus and ovulation by intravaginal application of progesterone-releasing device (PRIDTM) in mares. Theriogenology. 2006;65(6):1145-1158. doi:10.1016/j.theriogenology.2005.07.013
282.
Harrison LA, Squires EL, McKinnon AO. Comparison of HCG, buserelin and luprostiol for induction of ovulation in cycling mares. Journal of Equine Veterinary Science. 1991;11(3):163-166. doi:10.1016/S0737-0806(07)80039-6
283.
Harrison, L A. Use of gonadotropin-releasing hormone for hastening ovulation in transitional mares. Journal of animal science. 68(3):690-699. doi:/1990.683690x
284.
Hedburg Y, Dalin AM, Santesson M, Kindahl H. A preliminary study on the induction of dioestrous ovulation in the mare--a possible method for inducing prolonged luteal phase. Acta Veterinaria Scandinavica. 2006;26. http://www.biomedcentral.com/content/pdf/1751-0147-48-12.pdf
285.
Heidler B, Parvizi N, Sauerwein H, et al. Effects of lactation on metabolic and reproductive hormones in Lipizzaner mares. Domestic Animal Endocrinology. 2003;25(1):47-59. doi:10.1016/S0739-7240(03)00044-4
286.
Fitzgerald BP. Photoperiodic Versus Metabolic Signals as Determinants of Seasonal Anestrus in the Mare. Biology of Reproduction. 2000;63(1):335-340. doi:10.1095/biolreprod63.1.335
287.
Holtan DW, Douglas RH, Ginther OJ. Estrus, ovulation and conception following synchronisation with progesterone, prostaglandin F2x and human chorionic gonadotrophin in pony mares. Journal of Animal Science. 1977;44(3). http://www.researchgate.net/profile/Oliver_Ginther/publication/22310029_Estrus_ovulation_and_conception_following_synchronization_with_progesterone_prostaglandin_F2alpha_and_human_chorionic_gonadotropin_in_pony_mares/links/0a85e536938d9d1e90000000.pdf
288.
Hyland JH. Infusion of gonadotrophin-releasing hormone (GnRH) induces ovulation and fertile oestrus in mares during seasonal anoestrus. Journal of reproduction and fertility Supplement. 1987;35:211-220. http://europepmc.org/abstract/med/3316638
289.
Hyland JH, Jeffcott LB. Control of transitional anestrus in mares by infusion of gonadotropin releasing hormone. Theriogenology. 1988;29(6):1383-1391. doi:10.1016/0093-691X(88)90019-2
290.
Imboden I, Janett F, Burger D, Crowe MA, Hassig M, Thun R. Influence of immunization against GnRH on reproductive cyclicity and estrous behavior in the mare. Theriogenology. 2006;66(8). http://www.researchgate.net/profile/Mark_Crowe3/publication/7002712_Influence_of_immunization_against_GnRH_on_reproductive_cyclicity_and_estrous_behavior_in_the_mare/links/0912f50aff836acde7000000.pdf
291.
Ionata LM, Anderson TM, Pickett BW, Heird JC, Squires EL. Effect of supplementary sexual preparation on semen characteristics of stallions. Theriogenology. 1991;36(6):923-937. doi:10.1016/0093-691X(91)90318-8
292.
Irvine CHG. GnRH. Journal of Equine Veterinary Science. 1986;6.
293.
Ishii M, Shimamura T, Utsumi A, et al. Reproductive performance and factors that decrease pregnancy rate in heavy draft horses bred at the foal heat. Journal of Equine Veterinary Science. 2001;21(3):131-136. doi:10.1016/S0737-0806(01)70109-8
294.
Jöchle W, Trigg TE. Control of Ovulation in the Mare With OvuplantTM. A Short-Term Release Implant (STI) Containing The GNRH Analogue Deslorelin Acetate: Studies from 1990 to 1994. (A Review). Journal of Equine Veterinary Science. 1994;14(12):632-644. doi:10.1016/S0737-0806(06)81681-3
295.
Jöchle W. Release of LH, FSH and GnRH into pituitary venous blood in mares treated with a PGF analogue, luprostiol, during the transition period. Journal of reproduction and fertility Supplement. 1987;35:261-267. http://europepmc.org/abstract/med/3119828
296.
Kenney RM. Endometriol biopsy technique and classification according to interpretation. Proc Soc Theriogenology. Published online 1978.
297.
Kesler DJ, Lock TF. Effect of Altrenogest Treatment to Early Postpartum Mares on Reproductive Performance of the Mare and Health, Growth and Development of the Foal. Journal of Applied Animal Research. 1998;14(1):51-56. doi:10.1080/09712119.1998.9706215
298.
King SS, Jones KL, Mullenix BA, Heath DT. Seasonal relationships between dopamine D1 and D2 receptor and equine FSH receptor mRNA in equine ovarian epithelium. Animal Reproduction Science. 2008;108(1-2):259-266. doi:10.1016/j.anireprosci.2007.08.007
299.
Kooistra LH. Effect of photoperiod on reproductive activity and hair in mares. American journal of veterinary research. 1975;36(10):1413-1419. http://europepmc.org/abstract/med/1238038
300.
Kubiak JR, Crawford BH, Squires EL, Wrigley RH, Ward GM. The influence of energy intake and percentage of body fat on the reproductive performance of nonpregnant mares. Theriogenology. 1987;28(5):587-598. doi:10.1016/0093-691X(87)90275-5
301.
Lapin DJ, Ginther OJ. Induction of ovulation and multiple ovulations in seasonally-anovulatory mares with equine pituitary extract. Journal of Animal Science. 1977;44. http://www.researchgate.net/profile/Oliver_Ginther/publication/22583275_Induction_of_ovulation_and_multiple_ovulations_in_seasonally_anovulatory_and_ovulatory_mares_with_an_equine_pituitary_extract/links/0a85e536938d0f3776000000.pdf
302.
Le Blanc MM. Endoscopy. In: Equine Reproduction. Lea & Febiger; 1993.
303.
Levy I, Duchamp G. A Single Subcutaneous Administration of Buserelin Induces Ovulation in the Mare: Field Data. Reproduction in Domestic Animals. 2007;42(5):550-554. doi:10.1111/j.1439-0531.2006.00822.x
304.
Loy RG. Sources of variation in response intervals after prostaglandin treatment in mares with functional corpora lutea. Journal of reproduction and fertility Supplement. 1979;(27):229-235. http://europepmc.org/abstract/med/289794
305.
Loy, R. G. Effects of Exogenous Progestogens on Reproductive Phenomena in Mares. Journal of Animal Science. 25(3):821-826. doi:10.2134/jas1966.253821x
306.
Lübbecke M, Klug E, Hoppen HO, Jöchle W. Attempts to Synchronize Estrus and Ovulation in Mares Using Progesterone (CIDR-B) and GnRH-Analog Deslorelin. Reproduction in Domestic Animals. 1994;29(3):305-314. doi:10.1111/j.1439-0531.1994.tb00563.x
307.
Mather EC. The use of fibre-optic techniques in clinical diagnosis and visual assessment of experimental intrauterine therapy in mares. Journal of reproduction and fertility Supplement. 1979;(27):293-297. http://europepmc.org/abstract/med/289803
308.
McCall CA. Utilizing taped stallion vocalizations as a practical aid in estrus detection in mares. Applied Animal Behaviour Science. 1991;28(4):305-310. doi:10.1016/0168-1591(91)90162-Q
309.
McCue PM, Farquhar VJ, Carnevale EM, Squires EL. Removal of deslorelin (OvuplantTM) implant 48 h after administration results in normal interovulatory intervals in mares. Theriogenology. 2002;58(5):865-870. doi:10.1016/S0093-691X(02)00923-8
310.
McCue PM, LeBlanc MM, Squires EL. eFSH in clinical equine practice. Theriogenology. 2007;68(3):429-433. doi:10.1016/j.theriogenology.2007.04.027
311.
McDonnell SM. Reproductive behavior of stallions and mares: comparison of free-running and domestic in-hand breeding. Animal Reproduction Science. 2000;60-61:211-219. doi:10.1016/S0378-4320(00)00136-6
312.
McDonnell SM, Garcia MC, Blanchard TL, Kenney RM. Evaluation of androgenized mares as an estrus detection aid. Theriogenology. 1986;26(2). http://research.vet.upenn.edu/Portals/49/86EvaluaU.pdf
313.
McKinnon AO. Uterine Pathology. In: Equine Diagnostic Ultrasonography. 1st ed. Williams & Wilkins; 1998.
314.
McKinnon AO, Carnevale EM. Ultrasonography. In: Equine Reproduction. Lea & Febiger; 1993.
315.
Johnson CA, Thompson DL, Kulinski KM, Guitreau AM. Prolonged interovulatory interval and hormonal changes in mares following the use of OvuplantTM to hasten ovulation. Journal of Equine Veterinary Science. 2000;20(5):331-336. doi:10.1016/S0737-0806(00)70421-7
316.
Merkt, H. Reproduction management in the German Thoroughbred breeding industry. Journal of Equine Veterinary Science. 2000;20(12):822-825, 868. doi:10.1016/S0737-0806(00)80087-820013021876
317.
Morehead JP, Colon JL, Blanchard TL. Clinical experience with native GnRH therapy to hasten follicular development and first ovulation of the breeding season. Journal of Equine Veterinary Science. 2001;21. http://www.equinereprovetservices.com/JorgeColonDVM/Staff_files/GnRH%202001.pdf
318.
Mumford, E L. Effect of various doses of a gonadotropin-releasing hormone analogue on induction of ovulation in anestrous mares. Journal of animal science. 72(1):178-183. doi:/1994.721178x
319.
Murphy BA, Walsh CM, Woodward EM, et al. Blue light from individual light masks directed at a single eye advances the breeding season in mares. Equine Veterinary Journal. Published online 2013. doi:10.1111/evj.12153
320.
Newcombe J. R. Embryonic loss and abnormalities of early pregnancy. Equine Veterinary Education. 2010;12(2):88-101. doi:10.1111/j.2042-3292.2000.tb01771.x
321.
Newcombe JR. Field observations on the use of a progesterone-releasing intravaginal device to induce estrus and ovulation in seasonally anestrous mares. Journal of Equine Veterinary Science. 2002;22(9):378-382. doi:10.1016/S0737-0806(02)70016-6
322.
Newcombe, J.R. The use of progesterone releasing intravaginal devices to induce estrus and ovulation in anestrous Standardbred mares in Australia. Equine practice (USA). http://agris.fao.org/agris-search/search.do?recordID=US9741027
323.
Nie GJ, Johnson KE, Braden TD, Wenzel JGW. Use of an intra-uterine glass ball protocol to extend luteal function in mares. Journal of Equine Veterinary Science. 2003;23(6):266-273. doi:10.1053/jevs.2003.75
324.
Nie GJ, Goodin AN, Braden TD, Wenzel JGW. Luteal and clinical response following administration of dinoprost tromethamine or cloprostenol at standard intramuscular sites or at the lumbosacral acupuncture points in mares. American Journal of Veterinary Research. 2001;62(8). http://avmajournals.avma.org/doi/abs/10.2460/ajvr.2001.62.1285
325.
Nie GJ, Johnson KE, Wenzel JGW. Use of glass ball to suppress behavioural estrus in mares. Proceedings of American Association of Equine Practioners. 2001;47.
326.
Nishikawa Y. Studies on Reproduction in Horses: Singularity and Artificial Control in Reproductive Phenomena. Japan Racing Association; 1959.
327.
Norman ST, Larsen JE, Morton JM. Oestrous response and follicular development in mares after treatment with an intravaginal progesterone releasing device in association with single injections of oestradiol benzoate and PGF2alpha. Australian Veterinary Journal. 2006;84. http://espace.library.uq.edu.au/view/UQ:174/Norman_oestrus_response.pdf
328.
Noue P, Bernabé J, Rampin O, et al. Sexual behavior of stallions during in-hand natural service and semen collection: an observation in French studs. Animal Reproduction Science. 2001;68(3-4):161-169. doi:10.1016/S0378-4320(01)00153-1
329.
Oxender WD. Estrus, ovulation, and serum progesterone, estradiol, and LH concentrations in mares after an increased photoperiod during winter. American journal of veterinary research. 1977;38(2):203-207. http://europepmc.org/abstract/med/557304
330.
Palmer, E. Uses of LHRH and analogues in the mare. Proc 11th Int Cong Anim Reprod and AI. http://agris.fao.org/agris-search/search.do?recordID=IE8900192
331.
Palmer E, Driancourt MA. Some interactions of season of foaling, photoperiod and ovarian activity in the equine. Livestock Production Science. 1983;10(2):197-210. doi:10.1016/0301-6226(83)90035-0
332.
Palmer E, Draincourt MA, Ortavent R. Photoperiodic stimulation of the mare during winter anoestrus. - PubMed - NCBI. Journal of Reproduction and Fertility, Supplement. 1982;32. http://www.ncbi.nlm.nih.gov/pubmed/6820061
333.
Palmer E. Reproductive management of mares without detection of oestrus. Journal of reproduction and fertility Supplement. 1979;(27):263-270. http://europepmc.org/abstract/med/289799
334.
Palmer E. Synchronization of oestrus in mares with a prostaglandin analogue and HCG. Journal of reproduction and fertility Supplement. 1975;(23):269-274. http://europepmc.org/abstract/med/1060790
335.
Panzani D, Zicchino I, Taras A, et al. Clinical use of dopamine antagonist sulpiride to advance first ovulation in transitional mares. Theriogenology. 2011;75(1):138-143. doi:10.1016/j.theriogenology.2010.07.019
336.
Pascoe RR. Observations on the length and angle of declination of the vulva and its relation to fertility in the mare. Journal of reproduction and fertility Supplement. 1979;(27):299-305. http://europepmc.org/abstract/med/289804
337.
Peres KR, Fernandes CB, Alvarenga MA, Landim-Alvarenga FC. Effect of eFSH on Ovarian Cyclicity and Embryo Production of Mares in Spring Transitional Phase. Journal of Equine Veterinary Science. 2007;27(4):176-180. doi:10.1016/j.jevs.2007.02.009
338.
Perkins N, Grimmett J. Pregnancy and twinning rates in Thoroughbred mares following the administration of human chorionic gonadotropin (hCG). New Zealand Veterinary Journal. 2001;49(3):94-100. doi:10.1080/00480169.2001.36210
339.
Pinto CRF. Proestagens and Progsterone. In: Equine Reproduction. Lea & Febiger; 1993.
340.
Pycock J. Pre-breeding checks for mares. In Practice. 2004;26(2):78-85. doi:10.1136/inpract.26.2.78
341.
Pycock JF, Newcombe JR. Assessment of the effect of three treatments to remove intrauterine fluid on pregnancy rate in the mare. Vet Rec. 1996;138. http://www.researchgate.net/profile/John_Newcombe/publication/14471175_Assessment_of_the_effect_of_three_treatments_to_remove_intrauterine_fluid_on_pregnancy_rate_in_the_mare/links/0912f510bd097662fb000000.pdf
342.
Raz T, Carley S, Card C. Comparison of the effects of eFSH and deslorelin treatment regimes on ovarian stimulation and embryo production of donor mares in early vernal transition. Theriogenology. 2009;71(9):1358-1366. doi:10.1016/j.theriogenology.2008.09.048
343.
Ricketts SW. Role of anaerobic bacteria in equine endometritis. Journal of reproduction and fertility Supplement. 1987;35:343-351. http://europepmc.org/abstract/med/3479588
344.
Ricketts SW, young A, Medici EB. Uterine and Clitored Culture. In: Equine Reproduction. Lea & Febiger; 1993.
345.
Ricketts S. Bacterioloical examinations of the mare’s cervix: techniques and interpretation of results. Veterinary Record. 1981;108(3):46-51. doi:10.1136/vr.108.3.46
346.
Ricketts SW. The barren mare.  Diagnosis, prognosis, prophylaxis and treatment for genital abnormality.  Part 1 and Part 2. In Practice. 11.
347.
Rivera del Alamo MM, Reilas T, Kindahl H, Katila T. Mechanisms behind intrauterine device-induced luteal persistence in mares. Animal Reproduction Science. 2008;107(1-2):94-106. doi:10.1016/j.anireprosci.2007.06.010
348.
Rutten DR. Progesterone therapy in mares with abnormal oestrous cycles. The Veterinary record. 1986;119(23):569-571. http://europepmc.org/abstract/med/3811169
349.
Samper JC. Induction of estrus and ovulation: Why some mares respond and others do not. Theriogenology. 2008;70(3):445-447. doi:10.1016/j.theriogenology.2008.04.040
350.
Samper JC, Jensen S, Sergeant J, Estrada A. Timing of induction of ovulation in mares treated with Ovuplant or Chorulon. Journal of Equine Veterinary Science. 2002;22(7):320-323. doi:10.1016/S0737-0806(02)70080-4
351.
Scaramuzzi RJ, Martin GB. The Importance of Interactions Among Nutrition, Seasonality and Socio-sexual. Factors in the Development of Hormone-free Methods for Controlling Fertility. Reproduction in Domestic Animals. 2008;43. http://www.researchgate.net/profile/Graeme_Martin/publication/51412342_The_importance_of_interactions_among_nutrition_seasonality_and_socio-sexual_factors_in_the_development_of_hormone-free_methods_for_controlling_fertility/links/0912f50b37ae056005000000.pdf
352.
Scheffrahn NS, Wiseman BS, Vincent DL, Harrison PC, Kesler DJ. Ovulation control in pony mares during early spring using progestins, PGF2x, hcG and GnRH. Journal of Animal Science. 1980;51.
353.
S.T. Scraba, O.J. Ginther. Effects of lighting programs on onset of the ovulatory season in mares. Theriogenology. 24(6):667-679. doi:10.1016/0093-691X(85)90165-7
354.
Sharma S, Davies Morel MCG, Dhaliwal GS. Factors affecting the incidence of postpartum oestrus, ovarian activity and reproductive performance in Thoroughbred mares bred at foal heat under Indian subtropical conditions. Theriogenology. 2010;74. http://www.researchgate.net/profile/Mina_Morel/publication/41808044_Factors_affecting_the_incidence_of_postpartum_oestrus_ovarian_activity_and_reproductive_performance_in_Thoroughbred_mares_bred_at_foal_heat_under_Indian_subtropical_conditions/links/02e7e52b892c1a5a2a000000.pdf
355.
Sharp DC. Photoperiod. In: Equine Reproduction. Lea & Febiger; 1993.
356.
Sharp DC. Effects of artificial light on the oestrous cycle of the mare. Journal of reproduction and fertility Supplement. 1975;(23):241-246. http://europepmc.org/abstract/med/1060785
357.
Shideler RK. Rectal Palpation. In: Equine Reproduction. Lea & Febiger; 1993.
358.
Shoemaker CF, Squires EL, Shideler RK. Safety of altrenogest in pregnant mares and on health and development of offspring. Journal of Equine Veterinary Science. 1989;9(2):69-72. doi:10.1016/S0737-0806(89)80030-9
359.
Squires EL. Progestin. In: Equine Reproduction. Lea & Febiger; 1993.
360.
Squires, E. L. Relationship of Altrenogest to Ovarian Activity, Hormone Concentrations and Fertility of Mares. Journal of Animal Science. 56(4):901-910. doi:10.2134/jas1983.564901x
361.
Squires, E. L. Effect of an Oral Progestin on the Estrous Cycle and Fertility of Mares. Journal of Animal Science. 49(3):729-735. doi:10.2134/jas1979.493729x
362.
Squires EL, Shideler RK, McKinnon AO. Reproductive performance of offspring from mares administered altrenogest during gestation. Journal of Equine Veterinary Science. 1989;9(2):73-76. doi:10.1016/S0737-0806(89)80031-0
363.
Staempfli SA. Prostaglandins. In: Equine Reproduction. Lea & Febiger; 1993.
364.
Stanton ME. Uterine involution. In: Equine Reproduction. Lea & Febiger; 1993.
365.
Stout TAE. Modulating reproductive activity in stallions: A review. Animal Reproduction Science. 2005;89(1-4):93-103. doi:10.1016/j.anireprosci.2005.06.015
366.
Stout TAE, Colenbrander B. Suppressing reproductive activity in horses using GnRH vaccines, antagonists or agonists. Animal Reproduction Science. 2004;82-83:633-643. doi:10.1016/j.anireprosci.2004.04.009
367.
Swinker AM, Squires EL, Mumford EL, Knowles JE, Kniffen DM. Effect of body weight and body condition score on follicular development and ovulation in mares treated with GnRH analogue. Journal of Equine Veterinary Science. 1993;13(9):519-520. doi:10.1016/S0737-0806(07)80268-1
368.
Troedsson MHT. Uterine clearance and resistance to persistent endometritis in the mare. Theriogenology. 1999;52(3):461-471. doi:10.1016/S0093-691X(99)00143-0
369.
Turkstra JA, van der Meer FJUM, Knaap J, et al. Effects of GnRH immunization in sexually mature pony stallions. Animal Reproduction Science. 2005;86(3-4):247-259. doi:10.1016/j.anireprosci.2004.07.010
370.
Vanderwall DK, Juergens TD, Woods GL. Reproductive performance of commercial broodmares after induction of ovulation with HCG or OvuplantTM (deslorelin). Journal of Equine Veterinary Science. 2001;21(11):539-542. doi:10.1016/S0737-0806(01)70158-X
371.
van Niekerk CH. Progesterone treatment of mares with abnormal oestrous cycles early in the breeding season. Journal of the South African Veterinary Medical Association. 1973;44(1):37-45. http://europepmc.org/abstract/med/4796188
372.
Niekerk, C.H. van. Nutrition and ovarian activity of mares early in the breeding season. J Afr Vet Assoc. http://agris.fao.org/agris-search/search.do?recordID=US201303243065
373.
Van Niekerk FE, Van Niekerk CH. The effect of dietary protein on reproduction in the mare III ovarian and uterine changes during anovulatory, transitional and ovulatory periods in non-pregnant mare. Journal of the South African Veterinary Association. 1997;68. http://reference.sabinet.co.za/sa_epublication_article/savet_v68_n3_a5
374.
Veronesi MC, Battocchio M, Faustini M, Gandini M, Cairoli F. Relationship between pharmacological induction of estrous and/or ovulation and twin pregnancy in the Thoroughbred mares. Domestic Animal Endocrinology. 2003;25(1):133-140. doi:10.1016/S0739-7240(03)00052-3
375.
Voss JL, Pickett BW. The effect of nutritional supplement on conception role in mares. Prac Am Assoc Equine Pract. Published online 1973.
376.
Walsh CM, Prendergast RL, Sheridan JT, Murphy BA. Blue light from light-emitting diodes directed at a single eye elicits a dose-dependent suppression of melatonin in horses. The Veterinary Journal. 2013;196(2):231-235. doi:10.1016/j.tvjl.2012.09.003
377.
Watson ED. Post-breeding endometritis in the mare. Animal Reproduction Science. 2000;60-61:221-232. doi:10.1016/S0378-4320(00)00110-X
378.
Willmann C, Schuler G, Hoffmann B, Parvizi N, Aurich C. Effects of age and altrenogest treatment on conceptus development and secretion of LH, progesterone and eCG in early-pregnant mares. Theriogenology. 2011;75(3):421-428. doi:10.1016/j.theriogenology.2010.05.009
379.
Wilson CG, Downie CR, Hughes JP, Roser JF. Effects of repeated hCG injections on reproductive efficiency in mares. Journal of Equine Veterinary Science. 1990;10(4):301-308. doi:10.1016/S0737-0806(06)80015-8
380.
Woods GL. Pregnancy loss.  A major cause of infertility in the mare. Equine Prac. 1989;11.
381.
M.J. Yoona, I. Boimeb, M. Colginc, K.D. Niswenderd, S.S. Kinge, M. Alvarengaf, A. Jablonka-Shariffb, C.A. Pearlb, J.F. Rosera, ,. The efficacy of a single chain recombinant equine luteinizing hormone (reLH) in mares: Induction of ovulation, hormone profiles, and inter-ovulatory intervals. Domestic Animal Endocrinology. 33(4):470-479. doi:10.1016/j.domaniend.2007.06.001
382.
Allen W. Fetomaternal interactions and influences during equine pregnancy. Reproduction. 2001;121(4):513-527. doi:10.1530/rep.0.1210513
383.
Allen WR. Journal of Reproduction and Fertility. Immunological aspects of the equine endometrial cup reaction and the effect of xenogenic extra species pregnancy in horses and donkeys. 1982;31.
384.
Allen WE. Ovarian changes during early pregnancy in pony mares in relation to PMSG production. Journal of reproduction and fertility Supplement. 1975;(23):425-428. http://europepmc.org/abstract/med/1060819
385.
Allen WR, Stewart F. ECG. In: Equine Reproduction. Lea & Febiger; 1993.
386.
Allen WR. Extraspecific donkey-in-horse pregnancy as a model of early fetal death. Journal of reproduction and fertility Supplement. 1987;35:197-209. http://europepmc.org/abstract/med/3479576
387.
Allen W. The influence of maternal size on placental, fetal and postnatal growth in the horse. II. Endocrinology of pregnancy. Journal of Endocrinology. 2002;172(2):237-246. doi:10.1677/joe.0.1720237
388.
Barnea ER. Insight into Early Pregnancy Events: The Emerging Role of the Embryo*. American Journal of Reproductive Immunology. 2004;51(5):319-322. doi:10.1111/j.1600-0897.2004.00159.x
389.
Bazer FW, Thatcher WW. Theory of maternal recognition of pregnancy in swine based on estrogen controlled endocrine versus exocrine secretion of prostaglandin F2α by the uterine endometrium. Prostaglandins. 1977;14(2):397-401. doi:10.1016/0090-6980(77)90185-X
390.
Bazer FW, Ott TL, Spencer TE. Pregnancy recognition in ruminants, pigs and horses: Signals from the trophoblast. Theriogenology. 1994;41(1):79-94. doi:10.1016/S0093-691X(05)80052-4
391.
Bergfelt DR, Ginther OJ. Relationships between circulating concentrations of fish and follicular waves during early pregnancy in mares. Journal of Equine Veterinary Science. 1992;12(5):274-279. doi:10.1016/S0737-0806(06)81332-8
392.
Berglund LA, Sharp DC, Vernon MW, Thatcher WW. Effect of pregnancy status and collection technique on prostaglandin F in the uterine lumen of pony mares. Journal of Reproduction and Fertility. 1982;32.
393.
B R Bhavnani. Formation of Steroids by the Pregnant Mare. III. Metabolism of 14C-Squalene and 3H-Dehydroisoandrosterone Injected into the Fetal Circulation1 1. Endocrinology. Published online 1 July 2013. http://press.endocrine.org/doi/abs/10.1210/endo-92-3-657
394.
BHAGU R. BHAVNANI. Formation of Steroids by the Pregnant Mare. IV. Metabolism 14of C-Mevalonic Acid and 3H-Dehydroisoandrosterone Injected into the Fetal Circulation14. Endocrinology. Published online 1 July 2013. http://press.endocrine.org/doi/abs/10.1210/endo-92-5-1397
395.
CHAVATTE P, HOLTAN D, OUSEY JC, ROSSDALE PD. Biosynthesis and possible biological roles of progestagens during equine pregnancy and in the newborn foal. Equine Veterinary Journal. 2010;29(S24):89-95. doi:10.1111/j.2042-3306.1997.tb05084.x
396.
Choi SJ, Anderson GB, Roser JF. Production of estrogen conjugates and free estrogens by the pre-implantation equine embryo. Biology of Reproduction. 1995;52.
397.
Cox JE. Oestrone and equilin in the plasma of the pregnant mare. Journal of reproduction and fertility Supplement. 1975;(23):463-468. http://europepmc.org/abstract/med/1060825
398.
Daels P, Albrecht B, Mohammed H. In vitro regulation of luteal function in mares. Reproduction in Domestic Animals. 1995;30(4):211-217. doi:10.1111/j.1439-0531.1995.tb00148.x
399.
Daels PF, Jorge De Moraes M, Stabenfeldt GH, Hughes JP, Lesley B. The corpus luteum a major source of oestrogen in early pregnancy in the mare. Journal of Reproduction and Fertility. 1991;44.
400.
Daels PF, Shideler S, Lasley BL, Hughes JP, Stabenfeldt GH. Source of oestrogen in early pregnancy in the mare. Reproduction. 1990;90(1):55-61. doi:10.1530/jrf.0.0900055
401.
Equine Veterinary Journal. Volume 29(Issue S24). http://onlinelibrary.wiley.com/doi/10.1111/evj.1997.29.issue-S24/issuetoc
402.
Evans MJ. Serum concentrations of FSH, LH and progesterone during the oestrous cycle and early pregnancy in the mare. Journal of reproduction and fertility Supplement. 1975;(23):193-200. http://europepmc.org/abstract/med/1060778
403.
Flood PF. Oestrogens and androgens in blastocoelic fluid and cultures of cells from equine conceptuses of 10-22 days gestation. Journal of reproduction and fertility Supplement. 1979;(27):413-420. http://europepmc.org/abstract/med/289818
404.
Freeman DA, Weber JA, Geary RT, Woods GL. Time of embryo transport through the mare oviduct. Theriogenology. 1991;36(5):823-830. doi:10.1016/0093-691X(91)90348-H
405.
GINTHER OJ. Dynamic physical interactions between the equine embryo and uterus. Equine Veterinary Journal. 2010;17(S3):41-47. doi:10.1111/j.2042-3306.1985.tb04592.x
406.
GINTHER OJ. Twin embryos in mares II: post fixation embryo reduction. Equine Veterinary Journal. 1989;21(3):171-174. doi:10.1111/j.2042-3306.1989.tb02134.x
407.
Ginther OJ, Griffin PG. Natural outcome and ultrasonic identification of equine fetal twins. Theriogenology. 1994;41(5):1193-1199. doi:10.1016/S0093-691X(05)80041-X
408.
Goff AK. Oxytocin stimulation of plasma 15-keto-13,14-dihydro prostaglandin F-2 alpha during the oestrous cycle and early pregnancy in the mare. Journal of reproduction and fertility Supplement. 1987;35:253-260. http://europepmc.org/abstract/med/3479581
409.
Hamon M. Production of 5 alpha-dihydroprogesterone during late pregnancy in the mare. Journal of reproduction and fertility Supplement. 1991;44:529-535. http://europepmc.org/abstract/med/1795296
410.
Hansen TR. Mechanism of action of interferon-tau in the uterus during early pregnancy. Journal of reproduction and fertility Supplement. 1999;54:329-339. http://europepmc.org/abstract/med/10692865
411.
HARDING R. Fetal pulmonary development: the role of respiratory movements. Equine Veterinary Journal. 2010;29(S24):32-39. doi:10.1111/j.2042-3306.1997.tb05076.x
412.
Heap RB, Hamon M, Allen WR. Studies on oestrogen synthesis by pre-implantation equine conceptus. Journal of Reproduction and Fertility. 1982;32.
413.
Hershman L. The critical period for the maternal recognition of pregnancy in pony mares. Journal of reproduction and fertility Supplement. 1979;(27):395-401. http://europepmc.org/abstract/med/289816
414.
HOCHI S, BRAUN J, OGURI N. The hatching process of equine embryos in vitro. Equine Veterinary Journal. 2010;25(S15):91-94. doi:10.1111/j.2042-3306.1993.tb04836.x
415.
Holtan DW. Effect of ovariectomy on pregnancy in mares. Journal of reproduction and fertility Supplement. 1979;(27):457-463. http://europepmc.org/abstract/med/289823
416.
Holtan DW, Nett TM, Estergreen VL. Plasma progestagens in pregnant mares. Journal of Reproduction and Fertility. 1975;23. http://www.ncbi.nlm.nih.gov/pubmed/1060818
417.
Houghton E. Plasma progestagen concentrations in the normal and dysmature newborn foal. Journal of reproduction and fertility Supplement. 1991;44:609-617. http://europepmc.org/abstract/med/1795303
418.
Kindahl H. Progesterone, prostaglandin F-2 alpha, PMSG and oestrone sulphate during early pregnancy in the mare. Journal of reproduction and fertility Supplement. 1982;32:353-359. http://europepmc.org/abstract/med/6300390
419.
Klein C, Scoggin KE, Ealy AD, Troedsson MHT. Transcriptional Profiling of Equine Endometrium During the Time of Maternal Recognition of Pregnancy. Biology of Reproduction. 2010;83(1):102-113. doi:10.1095/biolreprod.109.081612
420.
Koets AP. The equine endometrial cup reaction: A review. Veterinary Quarterly. 1995;17(1):21-29. doi:10.1080/01652176.1995.9694525
421.
Lamming GE, Mann GE. Control of endometrial oxytocin receptors and prostaglandin F2  production in cows by progesterone and oestradiol. Reproduction. 1995;103(1):69-73. doi:10.1530/jrf.0.1030069
422.
LeBLANC MM. Identification and treatment of the compromised equine fetus: A clinical perspective. Equine Veterinary Journal. 2010;29(S24):100-103. doi:10.1111/j.2042-3306.1997.tb05086.x
423.
Merchant-Larios H. Ultrastructural events in horse gonadal morphogenesis. Journal of reproduction and fertility Supplement. 1979;(27):479-485. http://europepmc.org/abstract/med/289827
424.
Moor RM. Effect of embryo on corpus luteum function. | POPLINE.org. Journal of Animal Science. Published online 1968. http://www.popline.org/node/507933
425.
McKinnon AO, Voss JL. Oestrogens. In: Equine Reproduction. Lea & Febiger; 1993.
426.
Nett TM. Oestrogens, LH, PMSG, and prolactin in serum of pregnant mares. Journal of reproduction and fertility Supplement. 1975;(23):457-462. http://europepmc.org/abstract/med/1060824
427.
Ousey JC, Houghton E, Grainger L, Rossdale PD, Fowden AL. Progestagen profiles during the last trimester of gestation in Thoroughbred mares with normal or compromised pregnancies. Theriogenology. 2005;63(7):1844-1856. doi:10.1016/j.theriogenology.2004.08.010
428.
Paidas MJ, Krikun G, Huang SJ, et al. A genomic and proteomic investigation of the impact of preimplantation factor on human decidual cells. American Journal of Obstetrics and Gynecology. 2010;202(5):459.e1-459.e8. doi:10.1016/j.ajog.2010.03.024
429.
Pashen RL, Allen WR. Endocrine changes after foetal gonadectomy and during normal and induced parturition in the mare. Animal Reproduction Science. 1979;2(1-3):271-288. doi:10.1016/0378-4320(79)90053-8
430.
Palmer E. Urinary oestrogen and plasma progesterone levels in non-pregnant mares. Journal of reproduction and fertility Supplement. 1975;(23):213-221. http://europepmc.org/abstract/med/1060781
431.
Pupkin MJ, Schomberg DW, Nagey DA, Crenshaw C. Effects of exogenous dehydroepiandrosterone upon fet-placental biosynthesis of estrogens and its effect  upon uterine blood flow in term pregnant ewe. American Journal of Obstetrics and Gynecology. 1975;23.
432.
Raeside JI. Patterns of urinary oestrogen excretion in individual pregnant mares. Journal of reproduction and fertility Supplement. 1975;(23):649-675. http://europepmc.org/abstract/med/1060860
433.
Raeside JI. A precursor role for DHA in a feto-placental unit for oestrogen formation in the mare. Journal of reproduction and fertility Supplement. 1979;(27):493-497. http://europepmc.org/abstract/med/158087
434.
Rivera del Alamo MM, Reilas T, Kindahl H, Katila T. Mechanisms behind intrauterine device-induced luteal persistence in mares. Animal Reproduction Science. 2008;107(1-2):94-106. doi:10.1016/j.anireprosci.2007.06.010
435.
Robinson SJ. Modulation of oviductal transport in mares by local application of prostaglandin E2. Journal of reproduction and fertility Supplement. 2000;(56):587-592. http://europepmc.org/abstract/med/20681173
436.
McKinnon AO, Voss JL. Maternal recognition of pregnancy. In: Equine Reproduction. Lea & Febiger; 1993.
437.
SILBERZAHN P, ZWAIN I, MARTIN B. Concentration Increase of Unbound Testosterone in Plasma of the Mare throughout Pregnancy. Endocrinology. 1984;115(1):416-419. doi:10.1210/endo-115-1-416
438.
Sissener TR, Squires EL, Clay CM. Differential suppression of endometrial prostaglandin F2alpha by the equine conceptus. Theriogenology. 1996;45(3):541-546. doi:10.1016/0093-691X(95)00401-S
439.
Spincemaille J. Some aspects of endometrial cup formation and PMSG production. Journal of reproduction and fertility Supplement. 1975;(23):415-418. http://europepmc.org/abstract/med/1060817
440.
Squires, E.L. Ovarian Changes during the Estrous Cycle and Pregnancy in Mares. Journal of Animal Science. 38(2):330-338. doi:10.2134/jas1974.382330x
441.
Squires EL. Progesterone. In: Equine Reproduction. Lea & Febiger; 1993.
442.
Squires EL. Endocrinology of Pregnancy. In: Equine Reproduction. Lea & Febiger; 1993.
443.
Stabenfeldt GH. An oestrogen conjugate enzyme immunoassay for monitoring pregnancy in the mare: limitations of the assay between days 40 and 70 of gestation. Journal of reproduction and fertility Supplement. 1991;44:37-44. http://europepmc.org/abstract/med/1665516
444.
Starbuck GR, Stout TAE, Lamming GE, Allen WR, Flint APF. Endometrial oxytocin receptor and uterine prostaglandin secretion in mares during the oestrous cycle and early pregnancy. Reproduction. 1998;113(2):173-179. doi:10.1530/jrf.0.1130173
445.
Stewart DR, Stabenfeldt G. Relaxin activity in the pregnant mare. Biology of Reproduction. 1981;25.
446.
Stout TAE, Allen WR. Conceptus factors involved in the maternal recognition of pregnancy in the mare. Journal of Reproduction and Fertility, Abstract Series. 1996;17.
447.
Stout TAE, Lamming GE, Allen WR. Oxytocin and its endometrial receptor are integral to luteolysis in the cycling mare. Journal of Reproduction and Fertility, Supplement. 2000;56.
448.
Urwin VE. Pituitary and chorionic gonadotrophic control of ovarian function during early pregnancy in equids. Journal of reproduction and fertility Supplement. 1982;32:371-381. http://europepmc.org/abstract/med/6820064
449.
Watson ED, Bjorkstein TS, Buckingham J, Nikolakopoulis E. Immunolocalisation of oxytocin in the uterus of the mare. Journal of Reproduction and Fertility, Abstract series. 1997;20.
450.
Weber JA, Freeman DA, Vanderwall DK, Wood GL. Prostaglandin E2 secretion by oviductal transport-stage equine embryos. Biology of Reproduction. 1991;45. http://www.biolreprod.org/content/45/4/540.full.pdf
451.
Biology of Reproduction. 1991;45.
452.
Weber JA, Freeman DA, Vanderwall DK, Wood GL. Prostaglandin E2 hastens oviductal transport of equine embryos. Biology of Reproduction. 1991;45. http://www.biolreprod.org/content/45/4/544.full.pdf
453.
Woodley SL. Prolonged interovulatory interval after oestradiol treatment in mares. Journal of reproduction and fertility Supplement. 1979;(27):205-209. http://europepmc.org/abstract/med/289791
454.
ZAVY MT, VERNON MW, SHARP DC, BAZER FW. Endocrine Aspects of Early Pregnancy in Pony Mares: A Comparison of Uterine Luminal and Peripheral Plasma Levels of Steroids during the Estrous Cycle and Early Pregnancy*. Endocrinology. 1984;115(1):214-219. doi:10.1210/endo-115-1-214
455.
Zavy MT, Sharp DC, Bazer FW, Fazleabas A, Sessions F, Roberts RM. Identification of stage-specific and hormonally induced polypeptides in the uterine protein secretions of the mare during the oestrous cycle and pregnancy. Reproduction. 1982;64(1):199-207. doi:10.1530/jrf.0.0640199
456.
Zavy JT. An investigation of the uterine luminal environment of non-pregnant and pregnant pony mares. Journal of reproduction and fertility Supplement. 1979;(27):403-411. http://europepmc.org/abstract/med/289817
457.
Allen WR. Fetomaternal interactions and influences during equine pregnancy. Reproduction. 2001;121(4). http://www.reproduction-online.org/content/121/4/513.full.pdf
458.
Alm CC. The effect of a corticosteroid (dexamethasone), progesterone, oestrogen and prostaglandin F2alpha on gestation length in normal and ovariectomized mares. Journal of reproduction and fertility Supplement. 1975;(23):637-640. http://europepmc.org/abstract/med/1060857
459.
BARNES RJ, COMLINE RS, JEFFCOTT LB, MITCHELL MD, ROSSDALE PD, SILVER M. FOETAL AND MATERNAL PLASMA CONCENTRATIONS OF 13,14-DIHYDRO-15-OXO-PROSTAGLANDIN F IN THE MARE DURING LATE PREGNANCY AND AT PARTURITION. Journal of Endocrinology. 1978;78(2):201-215. doi:10.1677/joe.0.0780201
460.
Bos H, van der Mey GJW. Length of gestation periods of horses and ponies belonging to different breeds. Livestock Production Science. 1980;7(2):181-187. doi:10.1016/0301-6226(80)90105-0
461.
BRYANT-GREENWOOD GD. Relaxin as a New Hormone*. Endocrine Reviews. 1982;3(1):62-90. doi:10.1210/edrv-3-1-62
462.
Campitelli S, Carenzi C, Verga M. Factors which influence parturition in the mare and development of the foal. Applied Animal Ethology. 1982;9(1):7-14. doi:10.1016/0304-3762(82)90161-4
463.
Chavatte, P. Corticosteroid synthesis by the equine fetal adrenal. Biology of Reproduction. Published online 1997. http://agris.fao.org/agris-search/search.do?recordID=US1997055739
464.
Davies Morel MCG, Newcombe JR, Holland SJ. Factors affecting gestation length in the Thoroughbred mare. Animal Reproduction Science. 2002;74(3-4):175-185. doi:10.1016/S0378-4320(02)00171-9
465.
Flint APF, Ricketts AP, Craig VA. The control of placental steroid synthesis at parturition in domestic animals. Animal Reproduction Science. 1979;2(1-3):239-251. doi:10.1016/0378-4320(79)90050-2
466.
Forsyth IA. Studies on mild composition and lactogenic hormones in the mare. Journal of reproduction and fertility Supplement. 1975;(23):631-635. http://europepmc.org/abstract/med/1060856
467.
Fuchs AR, Behrens O, Liu HC. Correlation of nocturnal increase in plasma oxytocin with a decrease in plasma estradiol/progesterone ratio in late pregnancy. American Journal of Obstetrics and Gynecology. 1992;167(6):1559-1563. doi:10.1016/0002-9378(92)91739-W
468.
FUCHS AR, PERIYASAMY S, ALEXANDROVA M, SOLOFF MS. Correlation between Oxytocin Receptor Concentration and Responsiveness to Oxytocin in Pregnant Rat Myometrium: Effects of Ovarian Steroids*. Endocrinology. 1983;113(2):742-749. doi:10.1210/endo-113-2-742
469.
Hamon M. Production of 5 alpha-dihydroprogesterone during late pregnancy in the mare. Journal of reproduction and fertility Supplement. 1991;44:529-535. http://europepmc.org/abstract/med/1795296
470.
Hillman RB. Hormonal changes in the mare and foal associated with oxytocin induction of parturition. Journal of reproduction and fertility Supplement. 1979;(27):541-546. http://europepmc.org/abstract/med/289834
471.
Hodge SL. Influence of photoperiod on the pregnant and postpartum mare. American journal of veterinary research. 1982;43(10):1752-1755. http://europepmc.org/abstract/med/7149374
472.
Holtan DW. Plasma progestagens in the mare, fetus and newborn foal. Journal of reproduction and fertility Supplement. 1991;44:517-528. http://europepmc.org/abstract/med/1795295
473.
Howell, C. E. Environmental Sources of Variation in the Gestation Length of the Horse. Journal of Animal Science. 10(4):789-796. doi:10.2134/jas1951.104789x
474.
Jainudeen MR, Hafez ESE. Gestation, Prenatal Physiology and Parturition. In: Reproduction in Farm Animals. 7th ed. Lippincott Williams & Wilkins; 2000.
475.
Jeffcott LB, Whitwell KE. Twinning as a cause of foetal and neonatal loss in the Thoroughbred mare. Journal of Comparative Pathology. 1973;83(1):91-106. doi:10.1016/0021-9975(73)90032-7
476.
LeBLANC MM. Identification and treatment of the compromised equine fetus: A clinical perspective. Equine Veterinary Journal. 2010;29(S24):100-103. doi:10.1111/j.2042-3306.1997.tb05086.x