... secretion of the gastrin,cholecystokinin, secretin, glucagon, insulin, motilin and gastric acid (Kitamura et al., 1984) and the absorption of amino acid, glucose and fatty acid in the gastrointestinaltract ... againstmammalian insulin, glucagon, somatostatin and PP, in the pancreas of teleosts, localization of endocrine cells in the principal pancreas of Silurus asotus and Sinipercascherzeri have not ... Immunohistochemicallocalization of somatostatin, insulin and glucagon in the principal islets of the anglerfish (Lophius americanus) and the channel catfish (Ictalurus punctata). Am. J. Anat. 1976,147,...