History of diabetes further clarified in 1921, when Sir Frederick Grant Banting and Charles Herbert Best repeated the work of Von Mering and Minkowski, and went further to demonstrate they could reverse induced diabetes in dogs by giving them an extract from the pancreatic islets of Langerhans of healthy dogs. The islets of Langerhans was discovered in 1869 by an anatomist named Paul Langerhans. He identified the keys cells in the pancreas which produce the main substance that controls glucose levels in the body. Banting, Best, and colleagues (especially the chemist Collip) went on to purify the hormone insulin from bovine pancreases at
Ryan Langerhans coached by his father John, a former standout baseball player for the University of Texas, where Ryan was signed to play before signing a professional contract. Ryan hit a tournament-record three triples in the state tournament semi-final against Corpus Christi Moody before earning the win as the pitcher in the championship game against traditional Texas powerhouse Lubbock Monterey, who was coached by Bobby Moegle, the winningest coach in United States high school baseball history. Ryan Langerhans Ryan David Langerhans (born February 20, 1980) is an American former professional baseball outfielder. Langerhans was drafted in the third round of the 1998