Melatonin modulates the intracellular insulin signaling pathway and levels of pka in pancreatic islets - Picinato, M C; Neto, J C.; Carvalho, Carla Roberta de Oliveira; Curi, Rui; Carpinelli, Angelo Rafael (International Simposium on Cellular and Molecular Mechanisms Involved in the Physiopathology of Diabetes Mellitus and Therapeutic Advances, 2002)