Physiology of somatostatin / Marek Pawlikowski -- Somatostatin receptors: distribution in normal tissues and transduction mechanisms / Gabriela Melen-Mucha and Slawomir Mucha -- Somatostatin analogs: lessons in functional complexity and receptor interactions / Michael D. Culler -- Somatostatin receptors in human tumors: in vitro studies / Marek Pawlikowski -- The treatment of acromegaly with somatostatin analogs / Nuria Sucunza, M [alpha] José Barahona, and Susan M. Webb -- The treatment of neuroendocrine tumors (NET) with somatostatin analogs / Beata Kos-Kudla -- Radiolabeled somatostatin analogs in the diagnosis and therapy of neuroendocrine tumors / Leszek Królicki, Jolanta Kunikowska, and Marianna I. Bak -- Somatostatin analogs-new perspectives / Gabriela Melen-Mucha and Marek Pawlikowski.