Effect of delayed addition of fetal calf serum to the culture medium on in vitro embryo production from creole heifers raised in a high altitude in Ecuador
Maria S. Méndez,
Daniel E. Argudo,
Manuel E. Soria
et al.
Abstract:El estudio tuvo como objetivo evaluar el efecto del suero fetal bovino (FCS) agregado al medio de cultivo los días 5 a 7 después de la fertilización in vitro sobre la producción y posterior criotolerancia de blastocistos de vaquillonas criollas ecuatorianas. Se recolectaron complejos cúmulo-ovocitos (COCs) inmaduros mediante aspiración intravaginal guiada por ultrasonido (OPU) de 10 vaquillonas criollas y de ovarios de matadero en ocho sesiones. Los COCs se sometieron a maduración in vitro (MIV), fecundación (… Show more
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