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Our latest #HeritageMinute takes us back 100 years, when Banting, Best, Collip, and Macleod were working to find a treatment for diabetes. 60 seconds go by fast, so we’re outlining in this thread the chain of events that led to the discovery of insulin. ⬇️ 
December 7, 1920 – Frederick Banting meets Dr. John J. R. Macleod, renowned head of physiology at the University of Toronto, to speak about his new idea to extract internal secretions of the pancreas – something that had never been done before.
May 17, 1921 – Banting begins his experiments at @UofT. Though Macleod was skeptical, he had offered Banting lab space, dogs to work on and the services of a student assistant for the summer. Charles Best, one of Macleod’s fourth-year students, wins the position via a coin toss.
