[Endocrine regulation of the menstrual cycle]

Physiological data concerning the serum concentrations and the pituitary content of varian steroids and gonadotropins, respectively, are reviewed. On the basis of these physiological data results from experimental studies are critically evaluated as far as their significance for the understanding of the physiology of the cycle is concerned. Data from the literatur and results from own studies are incorporated in a concept of the endocrine regulation of the human menstrual cycle.