“It is a peculiar and mysterious circumstance that the first experiments on the subject of blood transfusion in man were not made upon persons whose lives were in danger.”

About Karl Landsteiner

Scientist • Austrian-American

Karl Landsteiner was an Austrian-American biologist, physician, and immunologist, awarded the Nobel Prize in Physiology or Medicine in 1930. He is renowned for discovering the main human blood groups—A, B, and O—in...