BackgroundInformation | Integrinalpha-M(ITAM,ITGAM,CD11b,MAC-1alphasubunit,CR3alphachain)isthealphasubunitofITAM/beta-2complex(CD11b/CD18,Mac-1),aleukocyteadhesionheterodimericglycoprotein(1).ITAMbelongstointegrinalphachainfamilyanditispredominatelypresentedinhumanmyeloidcells,NK1cells,monocytes,andgranulocytes.ITAM/beta-2complexisareceptorforfibrinogen(bindingtoP1andP1peptidesofgammachain),factorX,andICAM1.ITAM/beta-2isimplicatedinadhesiveinteractionsofmonocytes,macrophages,andgranulocytes.Itisalsolinkedtomediationofcomplement-coatedparticleuptake(2). |