The Yt antigen system (also known as Cartwright) is present on the membrane of red blood cells and helps determine a person's blood type. The antigens are found on the protein acetylcholinesterase, an enzyme which helps break down acetylcholine. The Yt system features two alleles, Yt(a) and Yt(b). Antibodies against the Yt system can lead to transfusion reactions such as hemolytic anemia.
References
- Bartels, CF; Zelinski, T; Lockridge, O (1993). "Mutation at codon 322 in the human acetylcholinesterase (ACHE) gene accounts for YT blood group polymorphism". American Journal of Human Genetics. 52 (5): 928–36. PMC 1682033. PMID 8488842.
- Online Mendelian Inheritance in Man (OMIM): 112100 - OMIM page on Yt antigen
External links
Blood transfusion and transfusion medicine | |
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Blood products | |
General concepts | |
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Tests | |
Transfusion reactions and adverse effects | |
Blood group systems |
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