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Schematic illustrating mechanisms of leukocyte recruitment during inflammation. Key adhesion molecules involved in rolling and adhesion are shown. PSGL-1: P-selectin glycoprotein ligand-1, VCAM-1: vascular cell adhesion molecule-1, ICAM: intercellular adhesion molecule, VLA-4: very late antigen-4, LFA-1: lymphocyte function-associated antigen-1.
