Induction of labour in sheep after fetal hypophysectomy: an investigation of the possible involvement of a fetal pituitary secretion in the activation of placental enzymes by fetal cortisol

Activities of 17α-hydroxylase, C-17, 20 lyase and aromatase were measured in placentae of intact and hypophysectomized fetuses after premature induction of parturition by fetal administration of Synacthen. Activities of these enzymes were compared with concentrations of steroids produced by the plac...

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