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2500 BCE
Egyptians
Egyptians was the first to used bloodletting as a method to try to cure diseases. -
500 BCE
Greeks
Greeks distinguished the differences between arteries and veins. -
Anton Van Leeuwenhoek
Anton Van Leeuwehoek viewed blood cells under a microscope. -
Transfusion
The first blood transfusion was performed in 1795 (between a human and a dog). -
Karl Landsteiner
Karl Landsteiner discovered the three blood types: A, B, and O. -
Alfred Decastello
Alfred Decastello was the one to discover AB blood after Landsteiner discovered the 3 most common ones. -
Percy Oliver
Percy Oliver established the first blood donor service. -
Mayo Clinic
Mayo Clinic developed a method to store blood for transfusion. -
Dr. Bernard Fantus
Dr. Bernard Fantus established the first blood bank. -
Rh Protein
Later on through the years, Landsteiner did discover the Rh protein. -
Congo
The first ever case of AIDS was discovered in the Congo. -
Robert Gallo
Robert Gallo soon identified the virus that was causing AIDS. -
ELISA
Test using ELISA was developed to screen for diseases such as HIV. -
Screenings
Scientist soon began developing blood-screening tests for infectious diseases.