D Cell

Endocrine Cells found throughout the Gastrointestinal Tract and in islets of the Pancreas. D Cells secrete Somatostatin that acts in both an endocrine and paracrine manner. Somatostatin acts on a variety of Tissues including the Pituitary Gland; Gastrointestinal Tract; Pancreas; and Kidney by inhibiting the release of Hormones, such as Growth Hormone; GASTRIN; Insulin; and Renin.