islet cell

islet cell

n.

One of the endocrine cells making up the islets of Langerhans.

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islet

an island.

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islet cell

one of the cells making up the islet of Langerhans.

islet cell neoplasia

occur mostly in old dogs and morphologically they occur as adenomas or adenocarcinomas. Functionally they appear only in the form of hyperinsulinism and hypoglycemia. Rarely there are gastrin-secreting tumors causing a zollinger-ellison syndrome.

i's of Langerhans

irregular microscopic structures scattered throughout the pancreas and comprising its endocrine portion. They contain the alpha cells, which secrete the hyperglycemic factor glucagon; the beta cells, which secrete insulin, and whose degeneration is one of the causes of diabetes mellitus; and the delta cells, which secrete somatostatin.

pancreatic islet

see islets of Langerhans (above).