Interactions between estrogens and progesterone.

摘要: Publisher Summary This chapter focuses on the interactions between estrogens and progesterone. The two female sex hormones—the estrogenic progestative substances—do not act independently. They are bound by functional relations, which constitute one of many aspects vast problem endocrine balance. It has been shown that joint action hormones can determine mating. females different species do behave in a uniform manner. In all species, estrogen produces heat to greater or lesser extent, but some, namely goat sheep, progesterone opposes this action. others, contrary, reinforces estrogen; synergistic is found guinea pig, rat, mouse, golden hamster. precise examples have given hormonal synergism Hypotheses formulated explain mechanism synergism. also suggested estradiol assist because it increases circulation blood uterus.