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
Where You Lead May 1972 as the first advance single from the "Live Concert at the Forum" (the album would be released October 1972): a left-field choice for single release due to its six minute playing time - also in that Streisand's studio take on "Where You Lead" had been her last-but-two single release with neither interim single proving high-profile - , "Sweet Inspiration/ Where You Lead" would approximate the chart impact of the "Where You Lead" single off "Barbra Joan Streisand", as the "Sweet Inspiration/ Where You Lead" single peaked at #37 on the Top 40. Streisand would perform "Sweet Inspiration/ Where