- cell adhesion molecule
Although this could mean any molecule involved in cellular adhesive phenomena, it has acquired a more restricted sense, namely a molecule on the surface of animal tissue cells, antibodies (or Fab fragments) against which specifically inhibit some form of intercellular adhesion. Examples are LCAM (Liver Cell Adhesion Molecule) and NCAM (Neural Cell Adhesion Molecule), both named from tissues in which first detected, although their occurrence is not in fact restricted to these.
Dictionary of molecular biology. 2004.