Medical term:
Coreceptor
co·re·cep·tor
(kō'rē-sep'tōr),A cell surface receptor, which, when bound to its respective ligand, modulates antigen receptor binding or affects cellular activation after antigen-receptor interactions.
Farlex Partner Medical Dictionary © Farlex 2012
co·re·cep·tor
(kō'rĕ-sep'tŏr)A cell surface protein that increases the sensitivity of the antigen receptor to antigen by binding to other ligands.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
coreceptor
(ko?re-sep'tor) [ com- + receptor]A structure on a cell membrane that enhances the action of the cell receptor.
CCR5 coreceptor
A cell surface receptor found on macrophages that facilitates entry of HIV-1 into these cells. Chemokines released by T cells attempt to compete with HIV by blocking the receptor to prevent infection.
CXCR4 coreceptor
A cell surface receptor found on T cells that facilitates entry of HIV-1into these cells.
Synonym: fusinMedical Dictionary, © 2009 Farlex and Partners
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