probably , when levels are high it upsets follicular maturation by inhibiting the biosynthesis of the oestrogens and also by stimulating the secretion in the granulosa cells of a substance that inhibits oocyte maturation : and prolactin exercises a luteolytic action by stimulating the catabolism of the hormone and lessening the numbers of lh receptors .
C1327616
the secretion
C0033371
prolactin