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Blood Timeline

By Gingyee
  • 2500 BCE

    Egyptians & Bloodletting

    Egyptians & Bloodletting
    Egyptians practiced bloodletting, an act in which they believed bad blood resulted from illness could be drained out.
  • 500 BCE

    Greeks & The Difference Between Arteries and Veins

    Greeks & The Difference Between Arteries and Veins
    Greeks discovered the difference between arteries and veins. Arteries carry blood FROM the heart TO tissues of the body, while veins carry blood TO the heart FROM tissues of the body.
  • Anton van Leeuwenhoek & The Microscope

    Anton van Leeuwenhoek & The Microscope
    Anton van Leeuwenhoek viewed blood cells for the first time under a microscope.
  • First Blood Transfusion

    First Blood Transfusion
    The first blood transfusion was performed. Blood transfusion is when one person gives their blood to another.
  • Karl Landsteiner & Blood Types

    Karl Landsteiner & Blood Types
    Karl Landsteiner discovered the 3 blood types A, B, and O.
  • Alfred Decastello & 4th Blood Type

    Alfred Decastello & 4th Blood Type
    Alfred Decastello discovered the fourth blood type, blood type AB.
  • Percy Oliver & The Blood Donor Service

    Percy Oliver & The Blood Donor Service
    Percy Oliver created the first blood donor service.
  • Mayo Clinic Blood Storing

    Mayo Clinic Blood Storing
    Mayo Clinic developed a process to better store blood for the use of transfusions.
  • Dr. Bernard Fantus & The First Blood Blank

    Dr. Bernard Fantus & The First Blood Blank
    Dr. Bernard Fantus established the first blood bank. A blood bank is a building that takes in donors and stores blood to give to those who need it.
  • Karl Landsteiner & Rh Protein

    Karl Landsteiner & Rh Protein
    Karl Landsteiner discovered the Rh protein in blood types, which determined blood to be negative or positive.
  • First Case of Aids in Congo

    First Case of Aids in Congo
    The first case of aids was recorded in the Congo.
  • Robert Gallo & Identifying the Virus of Aids

    Robert Gallo & Identifying the Virus of Aids
    Robert Gallo identified the virus behind the outbreak of aids.
  • ELISA Test

    ELISA Test
    The ELISA test was developed to screen people and detect traces of HIV.
  • Infectious Disease Screening Development

    Infectious Disease Screening Development
    Scientists then (and still today) began to focus on making tests that could detect many more types of infectious diseases.