-
2500 BCE
Egyptians Use Bloodletting to Try to Cure Diseases
-
500 BCE
Greeks Distinguished Between Arteries and Veins
-
Anton van Leeuwenhoek Viewed Blood Cells Under a Microscope
-
First Blood Transfusion Performed
-
Karl Landsteiner Discovered Three Blood Types: A, B, and O
-
Alfred Decastello Discovered Fourth Blood Type: AB
-
Percy Oliver Established the First Blood Donor Service
-
Mayo Clinic Developed a Method to Store Blood for Transfusions
-
Dr. Bernard Fantus Established the First Blood Bank
-
Karl Landsteiner Discovered the Rh Protein
-
First Case of AIDS Recorded in the Congo
-
Robert Gallo Identified the Virus Causing AIDS
-
Development of ELISA Test to Screen for Diseases Such as HIV
-
Scientists Begin Developing Blood-Screening Tests for Infectious Diseases
