👤 whose
Whose work first discovered the ABO blood groups?
Human BiologyMedicine
Quick Answer
Karl Landsteiner discovered the ABO blood group system in 1900–1901. His work made safe blood transfusion possible.
The Full Story
Karl Landsteiner, an Austrian immunologist, identified the ABO blood groups by showing that mixing incompatible blood caused agglutination. He published his findings in 1901 and later received the 1930 Nobel Prize in Physiology or Medicine. The ABO system classifies blood as A, B, AB, or O based on antigens on red blood cells. This discovery transformed transfusion medicine and saved countless lives.
Key Facts
1.ABO blood groups were identified in 1900–1901
2.Landsteiner won the 1930 Nobel Prize
3.ABO typing remains essential for transfusions
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Suggested video title for this topic:
"The blood-group discovery that changed surgery forever"