Implication of pituitary tropic status on tumor development / I. Donangelo, S. Melmed -- Anterior pituitary cell renewal during the estrous cycle / M. Candolfi ... [et al.] -- Bone morphogenetic protein-4 control of pituitary pathophysiology / D. Giacomini ... [et al.] -- Genesis of prolactinomas: studies using estrogen-treated animals / D.K. Sarkar -- Dopaminergic D2 receptor knockout mouse: an animal model of prolactinoma / C. Cristina ... [et al.] -- Vasoinhibins: a family of N-terminal prolactin fragments that inhibit angiogenesis and vascular function / C. Clapp ... [et al.] -- Molecular mechanisms of pituitary differentiation and regulation: implications for hormone deficiencies and hormone resistance syndromes / J. Drouin -- Long-term follow-up of prolactinomas: should dopamine agonist treatment be life-long? / M. Guitelman -- Ghrelin: from somatotrope secretion to new perspectives in the regulation of peripheral metabolic functions / F. Broglio ... [et al.] -- Regulating of growth hormone sensitivity by sex steroids: implications for therapy / K.K.Y. Ho ... [et al.] -- Acromegaly: molecular expression of somatostatin receptor subtypes and treatment outcome / M.D. Bronstein -- Gene therapy in the neuroendocrine system / C.B. Hereñú ... [et al.] -- Ectopic ACTH syndrome / A.M. Isidori, G.A. Kaltsas, A.B. Grossman -- Estrogens and neuroendocrine hypothalamic-pituitary-adrenal axis function / A.F. De Nicola ... [et al.] -- New aspects in the diagnosis and treatment of cushing disease / M. Labeur ... [et al.].