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Andrés Haro & Alvaro Garcia

To achieve their greatest reproductive potential, dairy cows need to conceive as soon as possible after calving. Endocrine changes, referred to as the return to post-partum ovarian activity, occur after uterine involution and function normalization of the hypothalamus-hypophysis-ovarian axis. The use of equine chorionic gonadotropin (eCG) in lactating cows can induce post-partum ovarian activity causing follicle growth to resume.

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