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 Are You, Christmas? Where Are You, Christmas? "Christmas, Why Can't I Find You?" is a song co-written by James Horner, Will Jennings and Mariah Carey, for the movie "How the Grinch Stole Christmas" in 2000. In the movie, it is first sung by Taylor Momsen, who played Cindy Lou Who. A longer version of this song, called "Where Are You, Christmas?", was co-written by Horner, Jennings and Carey. The song was originally recorded by Carey, but because of a legal case with her ex-husband Tommy Mottola, it could not be released, so it was re-recorded and released by Faith Hill. A video was