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The first documented human blood transfusion was administered by Dr. Jean -Baptiste Denys , who on June 15, 1667
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1900 Karl Landsteiner in Vienna found that people had different blood types and transfusions were not consistent between people of different kind
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In 1901 described the ABO system , without which it could not classify the different blood types
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if In 1914 wasnt found no chemicals for preservation of blood which would decrease its therapeutic properties
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between 1930 and 1940 , Charles Drew discovered that blood could be separated into plasma and red blood cells and the plasma could be frozen separately . Stored blood this way lasted longer and were less likely to be contaminated .
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between 1930 and 1940 , Charles Drew discovered that blood could be separated into plasma and red blood cells and the plasma could be frozen separately . Stored blood this way lasted longer and were less likely to be contaminated .
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1940 discovered the Rh system . If this had not been discovered probably would blood transfusions failed , as these only succeed if they are made with the same blood type
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1950 may not be perform organ trnasplants
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2014 could not be performed three transfusions per second in the United States
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2014 not saving millions of lives around the world through blood donation, blood transfusions , organ donation and research
