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2500 BCE
1st
Egyptians used bloodletting to try to cure diseases -
500 BCE
2nd
Greeks distinguished between arteries and veins -
3rd
Anton van Leeuwenhoek viewed blood cells under a microscope -
4th
First blood transfusion performed -
5th
Karl Landsteiner discovered three blood types:A, B, O -
6th
Alfred Decastello discovered fourth blood type: AB -
7th
Percy Oliver established the first blood donor service. -
8th
Mayo Clinic developed a method to store blood for transfusions -
9th
Dr. Bernard Fantus established the first blood bank -
10th
Karl Landsteiner discovered the Rh protein -
11th
First case of AIDS recorded in the Congo -
12th
Robert Gallo identified the virus causing AIDS -
13th
Development of ELISA test to screen for diseases such as HIV -
14th
Scientists began developing blood-screening tests for infectious diseases