Journal of Equine Veterinary Science
Volume 29, Issue 6 , Pages 533-539 , June 2009

The Effect of Cloprostenol on the Incidence of Multiple Ovulation and Anovulatory Hemorrhagic Follicles in Two Mares: A Case Report

  • Juan Cuervo-Arango, LV, MSc, CertVRep, MRCVS

      Affiliations

    • Royal Veterinary College, University of London, North Mymms, UK
    • Warren House Farm Equine Fertility Clinic, Brownhills, UK
    • Corresponding Author InformationReprint requests: J. Cuervo-Arango, Warren House Farm, Barracks Lane, Brownhills, West Midlands WS8 6LS, United Kingdom.
    • ,
  • John R. Newcombe, BVetMed, MRCVS

      Affiliations

    • Warren House Farm Equine Fertility Clinic, Brownhills, UK

References 

  1. Jochle W, Irvine CHG, Alexander SL, Newby TJ. 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]. 1987;35:261–267
  2. Savage NC, Liptrap RM. Induction of ovulation in cyclic mares by administration of a synthetic prostaglandin, fenprostalene, during oestrus. J Reprod Fertil [Suppl]. 1987;35:239–243
  3. Lamond DR, Buell JR, Stevenson WS. Efficacy of a prostaglandin analogue in reproduction in the anoestrus mare. Theriogenology. 1975;3:77–85
  4. Reiner UR, Jochle W. Effectiveness of a novel prostaglandin analogue in postpartum mares and mares with early season anoestrus. Zuchthyygiene. 1981;16:110–115
  5. Newcombe JR, Jochle W, Cuervo-Arango J. Effect of dose of cloprostenol on the interval to ovulation in dioestrous mares: a retrospective study. J Equine Vet Sci. 2008;28:532–539
  6. Hafs HD, Louis TM, Stellflug JN, Convey EM, Britt JH. Blood LH after PGF2a in dioestrous and ovariectomised cattle. Prostaglandins. 1975;10:1001–1009
  7. Ginther OJ, Beg MA, Bergfelt DR, Donadeu FX, Kot K. Follicle selection in monovular species. Biol Reprod. 2001;65:638–642
  8. Ginther OJ, Gastal EL, Rodriguez BL, Gastal MO, Beg MA. Follicle diameters and hormone concentrations in the development of single versus double ovulations in mares. Theriogenology. 2008;69:583–590
  9. Ginther OJ. Haemorrhagic follicles. In: Reproductive biology of the mare: basic and applied aspects. 2nd ed.. Cross Plain, WI: Equiservices; 1992;p. 224–226
  10. McCue PM, Squires EL. Persistent anovulatory follicles in the mare. Theriogenology. 2002;58:541–543
  11. Ginther OJ, Jacob JC, Gastal MO, Gastal El, Beg MA. Follicle and systemic hormone interrelationships during spontaneous and ablation-induced ovulatory waves in mares. Anim Reprod Sci. 2008;106:181–187
  12. Cuervo-Arango J, Newcombe JR. Risk factors for the development of haemorrhagic anovulatory follicles (HAFs) in the mare. Reprod Dom Anim. 2008;
  13. Ginther OJ, Gastal EL, Gastal MO, Beg MA. Incidence, endocrinology, vascularity, and morphology of haemorrhagic anovulatory follicles in mares. J Equine Vet Sci. 2007;27:130–139
  14. Coulam CB, Hill LM, Breckle R. Ultrasonic evidence for luteinization of unruptured preovulatory follicles. Fertil Steril. 1982;37:524–529
  15. Ginther OJ, Beg MA, Donadeu FX, Bergfelt DR. Mechanism of follicle deviation in monovular farm species. Anim Reprod Sci. 2003;78:239–257

PII: S0737-0806(09)00471-7

doi: 10.1016/j.jevs.2009.04.191

Journal of Equine Veterinary Science
Volume 29, Issue 6 , Pages 533-539 , June 2009

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