Pancreatic islets Pancreatic islets The pancreatic islets or islets of Langerhans are the regions of the pancreas that contain its endocrine (hormone-producing) cells, discovered in 1869 by German pathological anatomist Paul Langerhans. The pancreatic islets constitute 1 to 2% of the pancreas volume and receive 10–15% of its blood flow. The pancreatic islets are arranged in density routes throughout the human pancreas, and are important in the metabolism of glucose. There are about 3 million islets distributed in the form of "density routes" throughout the pancreas of a healthy adult human, each of which measures an average of about 0.1 mm (109
Ryan Langerhans In 2002, Langerhans was promoted to the Double-A Greenville Braves of the Southern League. He batted .251 with 23 doubles, 2 triples, 9 home runs, and 62 RBIs in 109 games. Langerhans was called up to the Atlanta Braves from the Double-A Greenville Braves in April, 2002. He appeared in one game that season where he had one at-bat against the Houston Astros where he did not record a hit. He was sent back down to the minors to start the 2003 season where he batted a combined .261 with 33 doubles, 4 triples, 10 home runs, and 49 RBIs