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Medical Term:



Definition: a type I transmembrane protein present on mature B cells, monocytes, dendritic cells, and epithelial cells involved in signal transduction leading to cell activation, proliferation, adhesion, and/or differentiation; expressed in B-cell chronic lymphocytic leukemias, lymphomas, and some carcinomas.

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