Gonadal steroidogenesis in response to estradiol-17beta administration in the sea bream (Sparus aurata L.).


The sea bream (Sparus aurata) is a protandrous hermaphrodite teleost fish in which estrogen administration induces testicular regression without influencing ovarian development. To analyze the changes in steroidogenesis of fish treated with two levels of estrogen (2 and 10 mg. kg(-1)) and untreated control fish, fragments of gonads were incubated with… (More)


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