Immunoreactive beta-endorphin in the plasma, pituitary and hypothalamus of young female rats on the day of estrus and intact and chronically castrated old constant estrous female rats.
Immunoreactive beta-endorphin in the plasma, pituitary and hypothalamus of young female rats on the day of estrus and intact and chronically castrated old constant estrous female rats. Life Sci. 1983 Sep 05; 33(10):993-9.