Abo System (Noun)
Meaning
A classification system for the antigens of human blood; used in blood transfusion therapy; four groups are A and B and AB and O.
Classification
Nouns denoting cognitive processes and contents.
Examples
- The ABO system was first discovered in 1901 by Austrian scientist Karl Landsteiner, who was awarded the Nobel Prize in Physiology or Medicine in 1930 for his work.
- In the ABO system, blood type A blood has the A antigen, blood type B has the B antigen, type AB blood has both antigens, and type O has neither antigen.
- A person with type A blood in the ABO system has anti-B antibodies, while a person with type B blood has anti-A antibodies.
- Blood cannot be transfused from a donor of one type in the ABO system to a recipient with a different type, as it can cause an adverse reaction.
- The ABO system has greatly aided in transfusion therapy, ensuring that donors and recipients are compatible in terms of blood types.