human leukocyte antigen

(redirected from Hla-b antigens)
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human leukocyte antigen

n. Abbr. HLA
Any of various cell-surface antigens in humans that are products of the major histocompatibility complex and are used to type tissue, as to match donors with recipients for organ transplantation.

HLA

human leukocyte antigen: any of a complex of genetically determined antigens, occurring on the surface of almost every human cell, by which one person's cells can be distinguished from another's and histocompatibility established.
[1970–75]
References in periodicals archive ?
Since eliminating a provision giving patients in need of a kidney transplant priority if they shared HLA-B antigens with potential deceased donor's minority's access to a transplant has improved considerably.
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.