A cell that secretes insulin and is located towards the center of the islets of Langerhans. [ GOC:tfm http://en.wikipedia.org/wiki/Pancreatic_b_cell https://www.worldcat.org/search?q=bn%3A0517223651 ]

Synonyms: insulin-secreting cell pancreatic B-cell pancreatic beta cell B-cell of pancreatic islet type B enteroendocrine cell pancreatic B cell pancreatic islet core beta cell of pancreatic islet

This is just here as a test because I lose it