Frederick Banting upon the idea of obtaining insulin from the fetal pancreas. He removed the pancreases from fetal calves at a William Davies slaughterhouse and found the extracts to be just as potent as those extracted from the dog pancreases. By December 1921, he had also succeeded in extracting insulin from the adult pancreas. Pork and beef would remain the primary commercial sources of insulin until they were replaced by genetically-engineered bacteria in the late 20th century. In spring of 1922, Banting established a private practice in Toronto and began to treat diabetic patients. His first American patient was Elizabeth Hughes Gossett,
Banting Banting Banting is a town and the seat of Kuala Langat District, Selangor, Malaysia. Banting has a population of 93,497. The postal code for Banting is 42700. It is situated on the banks of Langat River (Sungai Langat in Malay). It is a Rest Town or "Bandar Persinggahan" of Federal route . The historical Jugra, a former royal town of Selangor is situated near Banting. Banting is located near the beaches of Morib, as well as hills, forest and farms. Banting is an agricultural hub. Its main agricultural resources include oil palm plantations, poultry farms, betel leaves and it has