Blood type - Wikipedia
A complete blood type would describe each of the 45 blood groups, and an individual's blood type is one of many possible combinations of blood-group antigens. [3] Almost always, an individual has the same blood group for life, but very rarely an individual's blood type changes through addition or suppression of an antigen in infection, malignancy, or autoimmune disease.
Blood Types Explained - A, B, AB and O | Red Cross Blood Services
Discover what blood types are compatible with yours. Get our guide to find out. There are four major blood groups determined by the presence or absence of two antigens, A and B, on the surface of red blood cells.
Blood Types: Main Groups, Most Common, and Rarest
2023年9月15日 · There are eight blood types, divided into four categories: A, B, AB, and O, and whether Rh positive or negative. These types are determined by antigens on red blood cells. Learn what this means.
Blood Types: What They Are and Mean for Your Health
2023年3月14日 · There are four main blood types: A, B, AB and O. Blood bank specialists determine your blood type based on whether you have antigen A or B on your red blood cells. They also look for a protein called the Rh factor.
Blood Groups | ABO Blood Group & Rh Blood Group Systems
On the other hand, the Rh blood group system consists of 50 defined blood group antigens. In the Rh system, the most important antigens are D, C, c, E, and e. The ABO and Rh blood systems are discussed in detail below. 1. ABO blood Group system. The basis of ABO grouping is of two antigens- Antigen A and Antigen B.
Blood Group- Definition, Systems, Types, Significances
2023年8月3日 · Blood group, also known as blood type, is a category (type) of blood groups based on the presence and absence of blood group antigens in the surface (membrane) of the RBCs, and antibodies on the plasma.
Blood groups - NHS
There are 4 main blood groups (types of blood) – A, B, AB and O. Your blood group is determined by the genes you inherit from your parents. Each group can be either RhD positive or RhD negative, which means in total there are 8 blood groups. Blood is made up of red blood cells, white blood cells and platelets in a liquid called plasma.