chronic administration of dexamethasone in drinking water to maternal rats from days 15 to 21 of gestation ( 1 ) reduced plasma testosterone concentrations in male fetuses between days 19 and 21 but not earlier on day 18 and abolished the prenatal peak of plasma testosterone which normally occurs on day 19 of gestation , and ( 2 ) suppressed the postnatal surge of plasma testosterone in male newborns 1.5 and 2 h after delivery at term by cesarean section .
C0032961
gestation
C0039601
testosterone