Hormonal contraceptive like effect of estrogen in milk protein-fed male rats.


Adult male rats received daily injections (sc) of estradiol-17 beta (50 microg/100 g body wt per day) for 7 days. When they were sacrificed 14 days after the last injection, serum levels of gonadotropins and testosterone and weights of accessory sex organs were decreased significantly, testicular 17-hydroxysteroid dehydroganase activity was suppressed and… (More)


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