Direct action of serotonin on prolactin, growth hormone, corticotropin and luteinizing hormone release in cultures of anterior and posterior pituitary lobes: autocrine and / or paracrine action of vasoactive intestinal peptide. - Balsa,J.A.; Sanchez-Franco,F.; Pazos,F.; Lara,J.I.; Lorenzo,M.J.; Maldonado,G.; Cacicedo,L. (Neuroendocrinology, 1998)