<prompt> Which of the following helps in movement and adhesion?MCP1PGE2LTB4CD31  <response>: Ans. is d i.e., CD31 o Platelet endothelial cell adhesion molecule PECAM or CD-31 is present on both endothelium and leukocytes. It is the major adhesive molecule for diapedisis.Endothelial - Leukocyte Adhesion MoleculesEndothelial moleculeLeucocyte MoleculeMajor RoleP-selectinSialyl-Lewis X-modified proteinsRollingE-selectinSialyl-Lewis X-modified proteinsRolling and adhesionGlyCam-l,CD34L-selectinRollingICAM-1 Immunoglobulin familyCD 11CD 18 2 integrin LFA-1, Mac-1Adhesion,arrest, transmigrationVCAM-1 Immunoglobulin familyVLA-4-1 integrinAdhesionPE CAM-1 CD-31PECAM-1 CD-31Diapedesis transmigration 