Foam CellsMacrophagesLipoproteins, LDLATP Binding Cassette Transporter 1AtherosclerosisCholesterol EstersCholesterolMacrophages, PeritonealScavenger Receptors, Class AArteriosclerosisAntigens, CD36Apolipoproteins EATP-Binding Cassette TransportersKetocholesterolsApolipoprotein A-ISterol EsteraseMacrophage ActivationSterol O-AcyltransferaseCells, CulturedLipid MetabolismLipoproteins, HDLPinocytosisReceptors, ScavengerAcetyl-CoA C-AcetyltransferaseMonocytesLipoproteinsMice, KnockoutMice, Inbred C57BLScavenger Receptors, Class BChymasesOrphan Nuclear ReceptorsReceptors, LipoproteinGroup V Phospholipases A2Biological TransportAortaCell LineReceptors, LDLMacrophages, AlveolarEsterificationDiet, AtherogenicRNA, MessengerLipoproteins, VLDLLysosomesLipidsHydrolysisGene Expression RegulationInflammationCell DifferentiationImmunohistochemistryUp-RegulationDisease Models, AnimalMacrophage Colony-Stimulating FactorMicroscopy, ElectronOxidation-ReductionTime FactorsPhagocytosisGene ExpressionReceptors, Cytoplasmic and NuclearPhospholipidsTriglyceridesSignal TransductionLipopolysaccharidesMacrophage Migration-Inhibitory FactorsAntigens, Differentiation, MyelomonocyticTumor Necrosis Factor-alpha