Insulin

1921

Insulin

The book of science

Tom Sharp

Frederick Banting, Charles Herbert Best medicine

Insulin

Coin toss

Secretions

The classic symptom of diabetes, known for many centuries, was sugar in the urine. Insulin causes cells in the body to take up glucose from the blood. Banting was right; an enzyme of the pancreas destroys insulin. Working with John Macleod, Banting and Best developed a pure form of insulin that they first called isletin.

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