- 1. Any of the insulin-producing cells of the islets of Langerhans in the pancreas.2. Any of the basophilic chromophil cells located in the anterior lobe of the pituitary gland.
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Beta cell — Beta cells (beta cells, β cells) are a type of cell in the pancreas in areas called the islets of Langerhans. They make up 65 80% of the cells in the islets. FunctionBeta cells make and release insulin, a hormone that controls the level of… … Wikipedia
Preproinsulin — is the primary translation product of the insulin gene. It is a peptide of 110 amino acids. Preproinsulin is a precursor processed by proteases to proinsulin by removal of the signal peptide and then to insulin by removal of the connecting… … Wikipedia