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glycocalyx

Pronunciation: gli'ko-ka'liks

Definition: A PAS-positive filamentous coating on the apical surface of certain epithelial cells, composed of carbohydrate moieties of proteins that protrude from the free surface of the plasma membrane.

[glyco- + G. kalyx, husk, shell]

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