Changes in serum and ovarian steroids during reproductive development in the female guinea pig.

Abstract

This study was designed to measure ovarian hormones prior to and during the first estrous cycle in guinea pigs. Blood was obtained from 12 animals throughout the first estrous cycle. Ovaries and peripheral serum were obtained from 25 additional animals at various stages of development prior to and after first ovulation. Estradiol, progesterone… (More)

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