rhesus blood group
1Rhesus blood group — Human blood group system with allelic red cell antigens C, D and E. The D antigen is the strongest. Red cells from a Rhesus positive foetus cross the placenta and can sensitise a Rhesus negative mother, expecially at parturition. The mother s… …
2Rhesus blood group system — The term Rhesus (Rh) blood group system refers to the 5 main Rhesus antigens (C, c, D, E and e) as well as the many other less frequent Rhesus antigens. The terms Rhesus factor and Rh factor are equivalent and refer to the Rh D antigen… …
3blood group — Med. any of various classes into which human blood can be divided according to immunological compatibility, based on the presence or absence of specific antigens on red blood cells. Also called blood type. Cf. ABO system, Rh factor. [1915 20] * * …
4blood group antigens — The set of cell surface antigens found chiefly, but not solely, on blood cells. More than fifteen different blood group systems are recognized in humans. There may be naturally occurring antibodies without immunization, especially in the case of… …
5Rh blood group system — Rh redirects here. For Siddharta, see Rh (album). For the band, see The RH Factor. The Rh (Rhesus) blood group system (including the Rh factor) is one of the currently 30 human blood group systems. It is clinically the most important blood group… …
6ABO blood group system — ABO redirects here. For other uses, see ABO (disambiguation). H substance redirects here. For use in inflammation, see histamine. ABO blood group antigens present on red blood cells and IgM antibodies present in the serum The ABO blood group… …
7rhesus factor — n RH FACTOR * * * a group of antigen that may or may not be present on the surface of the red blood cells; it forms the basis of the rhesus blood group system. Most people have the rhesus factor, i.e. they are Rh positive. People who lack the… …
8Rh blood group system — ▪ biology system for classifying blood groups (blood group) according to the presence or absence of the Rh antigen, often called the Rh factor, on the cell membranes of the red blood cells (erythrocytes (erythrocyte)). The designation Rh is …
9Blood transfusion — Intervention Plastic bag containing packed red blood cells in citrate, phosphate, dextrose, and adenine (CPDA) solution …
10Human blood group systems — The International Society of Blood Transfusion (ISBT) currently recognises 30 major blood group systems (including the ABO and Rh systems). [cite web |url=http://blood.co.uk/ibgrl/ISBT%20Pages/ISBT%20Terminology%20Pages/Table%20of%20blood%20group%… …
