The Austrian-American biologist, in 1901, discovered the four blood types — A, B, AB and O — leading to the first-ever blood transfusion six years later.
Landsteiner also collaborated with scientist Erwin Popper to lay the foundation that led to the discovery of the polio virus, thus enabling the treatment of a disease that afflicted millions of children.
Bio:
http://www.nobelprize.org/nobel_prizes/medicine/laureates/1930/landsteiner-bio.html
Infographic via Compound Interest
http://www.compoundchem.com/2015/10/29/blood/
#history #KarlLandsteiner #bloodtypes
good info , I did not know . thank you.
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