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Medical Term:


Pronunciation: ka-tēn′in

Definition: Cytoplasmic molecule that serves as a link between cadherins and the cytoskeleton of cells, allowing the formation of adherent junctions. There are two types: β-catenin, which is linked to the cadherin itself and α-catenin, which associates with actin microfilaments.

[L. catena, chain, + -in]

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