Taber’s Cyclopedic Medical Dictionary Online + Mobile powered by Unbound Medicine. Find 65,000 medical and nursing definitions. Download to iPhone, iPad, and Android. Explore these free sample topics:
-- The first section of this topic is shown below --
Any of a group of cell surface molecules that influence the attachment and movement of white blood cells to other cells and to the lining of blood vessels, e.g., in inflammatory diseases and conditions.