Where does this come from, and can I check it?

A Toronto team turned a fatal diagnosis into a treatable condition within months. The figure is taken from Nobel Prize, which is linked in full on this page. Every fact on Mondo Knows names its source rather than repeating an unsourced claim.

Is this really a history fact?

Yes. It sits on the History shelf, one of 2,600 sourced facts grouped into space, animals, the human body, history, science and more. Category pages collect every fact in the same field.

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The links under the fact point to a quiz, game, puzzle or calculator on the same subject, and the shelf below shows related facts. The wording here is original, and quoted phrases are marked as quotations.

Mondo Knows Facts

Insulin was first given to a patient in 1922

A Toronto team turned a fatal diagnosis into a treatable condition within months Frederick Banting and Charles Best worked in a Toronto laboratory in 1921, extracting a substance from pancreatic tissue that lowered blood sugar in dogs. In January 1922 a fourteen year old boy, Leonard Thompson, received a refined extract and improved. Banting and John Macleod shared the 1923 Nobel Prize. It sits in Mondo's history collection, one of 200 facts that each trace back to the reference below.

Where this comes from

Nobel Prize

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Tags: insulin, diabetes, medicine

Insulin was first given to a patient in 1922: the short answers

Where does this come from, and can I check it?: A Toronto team turned a fatal diagnosis into a treatable condition within months. The figure is taken from Nobel Prize, which is linked in full on this page. Every fact on Mondo Knows names its source rather than repeating an unsourced claim.
Is this really a history fact?: Yes. It sits on the History shelf, one of 2,600 sourced facts grouped into space, animals, the human body, history, science and more. Category pages collect every fact in the same field.
What else can I read about it?: The links under the fact point to a quiz, game, puzzle or calculator on the same subject, and the shelf below shows related facts. The wording here is original, and quoted phrases are marked as quotations.