The effect of hormone treatments (hCG and cloprostenol) and season on the incidence of hemorrhagic anovulatory follicles in the mare: A field study

Theriogenology

Volumn 72, Issue 9, 2009, Pages 1262-1267

  Cuervo Arango, J ^a,b   Newcombe, J R ^b  

^a Eliza Park Stud   (Australia)

^b Warren House Farm   (United Kingdom)

Author keywords

Anovulation; hCG; Induced cycle; Mare; Prostaglandin

Indexed keywords

AGENTS ACTING ON THE GENITAL SYSTEM; CHORIONIC GONADOTROPIN; CLOPROSTENOL; HORMONE; LUTEOLYTIC AGENT;

ANIMAL; ANOVULATION; ARTICLE; BLEEDING; EVALUATION; FEMALE; HORSE; HORSE DISEASE; INCIDENCE; OVARY DISEASE; OVARY FOLLICLE; PATHOLOGY; RETROSPECTIVE STUDY; SEASON;

ANIMALS; ANOVULATION; CHORIONIC GONADOTROPIN; CLOPROSTENOL; FEMALE; HEMORRHAGE; HORMONES; HORSE DISEASES; HORSES; INCIDENCE; LUTEOLYTIC AGENTS; OVARIAN DISEASES; OVARIAN FOLLICLE; REPRODUCTIVE CONTROL AGENTS; RETROSPECTIVE STUDIES; SEASONS;

EQUUS CABALLUS;

EID: 72049088251     PISSN: 0093691X     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.theriogenology.2009.07.022     Document Type: Article

References (14)

1. Knudsen O., and Weiert V. Ovarian oestrogen levels in the non-pregnant mare: relationship to histological appearance of the uterus and to clinical status. J Reprod Fertil 2 (1962) 130-137
2. Ginther O.J., and Pierson R.A. Regular and irregular characteristics of ovulation and the interovulatory interval in mares. J Equine Vet Sci 9 (1989) 4-12
3. McCue P.M., and Squires E.L. Persistent anovulatory follicles in the mare. Theriogenology 58 (2002) 541-543
4. Ginther O.J., Gastal E.L., Gastal M.O., Beg M.A., and Incidence. endocrinology, vascularity, and morphology of haemorrhagic anovulatory follicles in mares. J Equine Vet Sci 27 (2007) 130-139
5. Cuervo-Arango J, Newcombe JR. Risk factors for the development of haemorrhagic follicles in the mare. Reprod Domest Anim 2008, doi:10.1111/j.1439-0531.2008.01260.x.
6. Ginther O.J., Gastal E.L., Gastal M.O., and Beg M.A. Conversion of a viable preovulatory follicle into a haemorrhagic anovulatory follicle in mares. Anim Reprod 3 (2006) 29-40
7. Ginther O.J., Gastal M.O., Gastal E.L., Jacob J.C., and Beg M.A. Induction of haemorrhagic anovulatory follicles in mares. Reprod Fertil Dev 20 (2008) 954-957
8. Ginther O.J., Jacob J.C., Gastal M.O., Gastal E.L., and Beg M.A. Follicle and systemic hormone interrelationships during spontaneous and ablation-induced ovulatory waves in mares. Anim Reprod Sci 106 (2008) 181-187
9. Jöchle W., Irvine C.H.G., Alexander S.L., and Newby T.J. Release of LH, FSH and GnRH into pituitary venous blood in mares treated with a PGF analogue, luprostiol, during the transition period. J Reprod Fertil Suppl 35 (1987) 261-267
10. Coulam C.B., Hill L.M., and Breckle R. Ultrasonic evidence for luteinization of unruptured preovulatory follicles. Fertil Steril 37 (1982) 524-529
11. Carnevale E.M., Squires E.L., McKinnon A.O., and Harrison L.A. Effect of human chorionic gonadotropin on time to ovulation and luteal function in transitional mares. J Equine Vet Sci 9 (1989) 27-29
12. Ginther OJ. Haemorrhagic follicles. In: Reproductive Biology of the Mare: Basic and Applied Aspects, 2nd Edition. Equiservices, 1992, pp. 224-226.
13. Gastal E.L., Gastal M.O., and Ginther O.J. The suitability of echotexture characteristics of the follicular wall for identifying the optimal breeding day in mares. Theriogenology 50 (1998) 1025-1038
14. Turner D.D., Garcia M.C., and Ginther O.J. Follicular and gonadotropic changes throughout the year in pony mares. Am J Vet Res 40 (1979) 1694-1700