human leukocyte antigen

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human leukocyte antigen

[¦yü·mən ¦lü·kə‚sīt ′ant·i·jən]
(immunology)
Any of a group of antigens present on the surface of nucleated body cells that are coded for by the major histocompatibility complex of humans and thus allow the immune system to distinguish self and nonself. Abbreviated HLA.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Most of the available antibodies are not specific for the HLA-B27 antigen and also react with other HLA-B antigens, notably HLA-B7, B22, and B40.
The class I HLA types are identified in the mother and at least one of the possible fathers using the conventional lymphocytotoxicity procedure with a large battery of commercially available HLA typing sera that distinguish approximately 20 different HLA-A antigens, 40 different HLA-B antigens, and 8 different HLA-C antigens.