Frontmatter -- PREFACE -- Contents -- Androgen regulation of neuropeptide gene expression / Marks, D. L. / Clifton, D.K. / Steiner, R. A. -- Steroidal modulation of gonadotropin-releasing hormone action in pituitary gonadotropes / McArdle, C.A. -- Steroids and steroid receptors in brain tumors with special emphasis to meningiomas / Schrell, U.M.H. -- Estrogen-sensitive neurons in the forebrain of the rat: from hypothesis to ultrastructural localization / Flerkó, B. / ¿alló, I. / Coen, C. W. / Liposits, Zs. -- Sex steroids and opioid peptides / Genazzani, A.R. / Bidzinska, B. / Prandi, B. / Genezzani, P.D. / Gestaldi, M. / Battaglia, C. -- Sex hormone dependent brain organization, sexual behavior and ovarian function / Dörner, G. -- Actions of ovarian steroids on hypothalamic oxytocin and vasopressin expression / Jirikowski, G. F. -- Steroid hormones modulate placental GnRH and CRF production / Petraglia, F. / Aguzzoli, L. / Vita, D. De / Mercuri, N. / Angioni, St. / Artini, P. G. -- A dopaminergic mechanism for estrogen regulation of hypothalamic ß-endorphinergic activity? / Rasmussen, D.D. -- Involvement of catecholamines and amino acid neurotransmitters in the generation of GnRH pulses / Wuttke, W. / Leonhardt, S. / Jarry, ¿. / Lopez, P. Rodrigues / Hirsch, B. -- Pulsatile pattern of LH secretion in relation to the sex steroid milieu / Schoemaker, J. / Hemrika, D. -- Role of estrogens and androgens for the negative feedback control of gonadotropin secretion in different species / Habenicht, U.-F. / El Etreby, M.F. -- Steroid regulation of corticotrophin-releasing hormone release: implications for clinical disorders / Costa, A. / Grossman, A. -- Control of GnRH and gonadotropin secretion by sex steroids / Filicori, M. -- Effect of the GnRH antagonist Cetrorelix on the secretion of LH and testosterone / Klingmüller, D. -- Sex steroid dependent prolactin secretion / Rossmanith, W.G. -- Influence of sex steroids on TSH secretion / Scherbaum, W.A. / Rossmanith, W.G. -- Psychiatric aspects of sex hormones / Mortola, J.F. -- Contributors