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ß-microglobulin

 

Definition: a polypeptide of 11,600 Da that forms the light chain of class 1 major histocompatibility antigens and can therefore be detected on all cells bearing these antigens. Free ß-microglobulin is found in the blood and urine of patients with certain diseases, including Wilson disease, cadmium poisoning, and renal tubular acidosis.

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© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.
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