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2500 BCE
Egyptian Bloodletting
2500 B.C. – Egyptians used bloodletting to try to cure diseases -
500 BCE
Greek Science
500 B.C. – Greeks distinguished between arteries and veins -
Blood Under Microscopes
1659 A.D. – Anton van Leeuwenhoek viewed blood cells under a microscope -
Blood Transfusion
1795 – First blood transfusion performed -
Blood Types
1901 – Karl Landsteiner discovered three blood types: A, B, O -
4th blood type
1902 – Alfred Decastello discovered fourth blood type: AB -
Blood Donor
1922 – Percy Oliver established the first blood donor service -
Blood Storing
1935 – Mayo Clinic developed a method to store blood for transfusions -
Blood bank
1937 – Dr. Bernard Fantus established the first blood bank -
Rh protein discovery
1940 – Karl Landsteiner discovered the Rh protein -
AIDS
1959 – First case of AIDS recorded in the Congo -
Virus causing AIDS
1984 – Robert Gallo identified the virus causing AIDS -
ELISA
1985 – Development of ELISA test to screen for diseases such as HIV -
Blood Tests
1987 – Scientists began developing blood-screening tests for infectious diseases