integrin(redirected from Integrin alpha1)
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Any of a group of transmembrane proteins that bind to certain molecules in the extracellular matrix or on the surface of other cells. They are involved in cell adhesion and motility and in the transmission of signals across the plasma membrane.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
integrina receptor PROTEIN allowing cells to bind to and respond to the EXTRACELLULAR MATRIX. Integrins are members of a large family of cell adhesion receptors involved in cell-extracellular matrix and cell-cell interactions. see ANOIKIS.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005