Collection Rates and Morphology of Equine Oocytes Obtained from Immature Follicles after Treatment with Equine Pituitary Extract (EPE) and Human Chorionic Gonadotropin

Journal of Equine Veterinary Science

Volumn 29, Issue 8, 2009, Pages 613-617

  Blanco, Ieda D P ^a   Devito, Liane G ^a   Ferreira, Heder N ^a   Araujo, Gustavo H M ^a   Fernandes, Claudia B ^a   Alvarenga, Marco A ^a   Landim Alvarenga, Fernanda C ^a  

^a SÃO PAULO STATE UNIVERSITY UNESP   (Brazil)

Author keywords

EPE; Equine; hCG; Oocytes; OPU

Indexed keywords

EQUIDAE;

EID: 68249130455     PISSN: 07370806     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.jevs.2009.07.011     Document Type: Article

References (20)

1. Galli C., Olleoni S., Duchi R., Lagutina I., and Lazzari G. Developmental competence of equine oocytes and embryos obtained by in vitro procedures ranging from in vitro maturation and ICSI to embryo culture, cryopreservation and somatic cell nuclear transfer. Anim Reprod Sci 98 (2007) 39-55
2. Carnevale E.M. Oocyte transfer and gamete intrafallopian transfer in the mare. Anim Reprod Sci 82/83 (2004) 617-624
3. Meintjes M., Below M.S., Paul J.B., Broussard J.L., Li L.Y., Paccamonti D., et al. Transvaginal ultrasound-guided oocyte retrieval from cyclic and pregnant horse and pony mares for in vitro fertilization. Biol Reprod 1 (1995) 281-292
4. Cook N.L., Squires E.L., Ray B.S., Cook V.M., and Jasko D.J. Transvaginal ultrasonically guided follicular aspiration of equine oocytes: preliminary results. J Equine Vet Sci 12 (1992) 104-107
5. Hawley L.R., Enders A.C., and Hinrichs K. Comparison of equine and bovine oocyte-cumulus morphology within the ovarian follicle. Biol Reprod 1 (1995) 243-252
6. Carmo MT. Estudo do fluido folicular, transporte, recuperação e maturação de oócitos em éguas superovuladas com o extrato de pituitária eqüina. PhD Thesis, School of Veterinary Medicine and Animal Science, UNESP-Botucatu, Brazil; 2007:1-214.
7. Maclellan L.J., Carnevale E.M., Coutinho da Silva M.A., Scoggin C.F., Bruemmer J.E., and Squires E.L. Pregnancies from vitrified equine oocytes collected from super-stimulated and non-stimulated mares. Theriogenology 58 (2002) 911-919
8. Conti M., Hsieh M., Park J.Y., and Su Y.Q. Role of the EGF network in ovarian follicles. Mol Endocrinol 20 (2006) 715-723
9. Eppig J.J., and Downs S. The effect of hypoxantine on mouse oocyte growth and development in vitro: maintenance of meiotic arrest and gonadotropin-induced oocyte maturation. Dev Biol 119 (1987) 313-321
10. Guillou F., and Combarnous Y. Purification of equine gonadotrophins and comparative study of their acid-dissociation and receptor binding specificity. Biochim Biophys Acta 755 (1983) 229-236
11. Hyttel P., Greeve T., and Callesen H. Ultrastructural aspects of oocyte maturation and fertilization in cattle. J Reprod Fertil 38 (1989) 35-47
12. Landim-Alvarenga F.C., and Alvarenga M.A. Structural aspects of equine oocytes matured in vivo and in vitro. Braz J Morphol Sci 23 (2006) 513-524
13. Kanitz W., Becke F., Alm H., and Torner H. Ultrasound-guided follicular aspiration in mares. Biol Reprod 1 (1995) 225-231
14. Nogueira M.F.G., Buratini Jr. J., Price C.A., Castilho A.C.S., Pinto M.G.L., and Barros C.M. Expression of LH receptor mRNA splice variants in bovine granulosa cells: changes with follicle size and regulation by FSH in vitro. Mol Reprod Dev 74 (2007) 680-686
15. Park J.Y., Su Y.Q., Ariga M., Law E., Jin S.L.C., and Conti M. EGF-Like growth factors as mediators of LH action in the ovulatory follicle. Science 303 (2004) 682-684
16. Bruck I., Synnestvedt B., and Greve T. Repeated transvaginal oocyte aspiration in unstimulated and FSH- treated mares. Theriogenology 47 (1997) 157-1167
17. Purcell S.H., Seidel G.E., McCue P.M., and Squires E.L. Aspiration of oocytes from transitional, cycling, and pregnant mares. Anim Reprod Sci 100 (2007) 291-300
18. Bruck I., Bezard J., Baltsen M., Synnestvedt B., Couty I., Greve T., et al. Effect of administering a crude equine gonadotrophin preparation to mares on follicular development, oocyte recovery rate and oocyte maturation in vivo. J Reprod Fertil 118 (2000) 351-360
19. Squires E.L., Wilson J.M., Kato H., and Blaszcyk A. A pregnancy after intracytoplasmic sperm injection into equine oocytes matured in vitro. Theriogenology 45 (1996) 306 [Abstr]
20. Bøgh I.B., Bézard J., Duchamp G., Baltsen M., Gerard N., Daels P., et al. Pure preovulatory follicular fluid promotes in vitro maturation of in vivo aspirated equine oocytes. Theriogenology 57 (2002) 1765-1779