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2500 BCE
Egyptians
Egyptians used bloodletting to try to cure diseases. -
500 BCE
Greeks
Greeks distinguished between arteries and veins. -
Anton Van Leeuwenhoek
Anton Van Leeuwenhoek viewed blood cells under a microscope. -
Blood Transfusion
First blood transfusion. -
Three blood types
Karl Landsteiner discovered three blood types: A, B, and O. -
AB blood type
Alfred Decastello discovered the fourth blood type: AB -
Blood donor service
Percy Oliver established the first blood donor service. -
Mayo Clinic
Mayo Clinic developed a method to store blood for transfusions. -
Dr. Bernard Fantus
Dr. Bernard Fantus established the first blood bank. -
Rh protein
Karl Landsteiner discovered the Rh protein. -
AIDS
First case of AIDS recorded in the Congo. -
Virus causing AIDS
Robert Gallo identified the virus causing AIDS -
ELISA
Development of ELISA test to screen for diseases such as HIV. -
Blood-screening tests
Scientists began developing blood-screening tests for infectious diseases.