PhagocytosisParticle SizeOpsonin ProteinsMacrophagesLatexNeutrophilsPhagosomesReceptors, IgGZymosanMicrospheresMicroscopy, ElectronVirionCell LinePhagocytesReceptors, FcMacrophage-1 AntigenCells, CulturedMacrophages, AlveolarMonocytesPinocytosisRespiratory BurstBlood Bactericidal ActivityMacrophages, PeritonealReceptors, ComplementErythrocytesSignal Recognition Particle