pancreatic islets; islets of Langerhans
Medical/anatomical term for the endocrine cell clusters in the pancreas. Often encountered in the fuller form ランゲルハンス島.
See also: ランゲルハンス島 (ランゲルハンスとう)
The pancreatic islets secrete insulin.
When the function of the islets of Langerhans declines, diabetes can occur.