CD46

(redirected from Membrane cofactor protein)
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CD46

a type I transmembrane protein present on thymocytes, T cells, B cells, natural killer cells, monocytes, neutrophils, platelets, endothelial cells, epithelial cells, fibroblasts, placenta, and sperm that protects against complement-mediated damage.
Farlex Partner Medical Dictionary © Farlex 2012
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