Abstract
The aim of this study is to evaluate the effects of equine (eCG) and human (hCG) chorionic gonadotropin (hCG) administration in ovulation synchronization protocols for fixed-time embryo transfer (FTET) on area and blood flow (BF) of the corpus luteum (CL), progesterone concentration, pregnancy/FTET and pregnancy loss in embryo recipient cows. In Experiment 1, the objective is to evaluate …