How a dying farmer's cattle led to a medical revolution

Warfarin: A Biochemical Miracle · 18:25 · Video: The History Guy: History Deserves to Be Remembered · Watch at the source

In short: In 1933, a single question from a Wisconsin farmer about his dying livestock uncovered a discovery that would transform both modern medicine and pest control.

The video explores the origins of warfarin, beginning when Ed Carlson approached a University of Wisconsin laboratory to investigate what was killing his cattle. This investigation eventually led to breakthroughs that revolutionized vermin extermination and earned the university millions of dollars.

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