Henrik Dam
Danish biochemist and physiologist (1895-1976)
- Fame53.3
- Momentum0.0
- Doctors rank#250
Source-basedFalling
- Fame53.3
- Momentum0.0
- Doctors rank#250
- Wikipedia883
Lived 1895–1976, aged 81
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Summary
Updated 2026-06-09
A biochemist who found a missing piece of the blood's clotting machinery by studying chickens that wouldn't stop bleeding — and named his discovery after a German word.
Biography
About
Carl Peter Henrik Dam graduated in chemistry from Copenhagen Polytechnic in 1920 and climbed through teaching posts at Danish universities, studying microchemistry in Graz and biochemistry's intersection with sterols. In the early 1930s, he replicated chicken-feeding experiments from Ontario researchers who'd stripped all fat from chick feed with chloroform and noticed the birds hemorrhaged at wound sites. Dam found that adding cholesterol back didn't fix it — something else had been pulled out with the fat, a compound essential for blood coagulation. He called it vitamin K, taking the letter…
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Falling53.3
Composite of search demand, mentions, audience & graph footprint.
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Historical22.0
Source confidence60.0
Completeness60.0
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- WikidataHigh confidencewikidata · wikidata.org
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