Tumor Necrosis Factor-alphaReceptors, Tumor Necrosis FactorReceptors, Tumor Necrosis Factor, Type IReceptors, Tumor Necrosis Factor, Type IINecrosisInterleukin-1CytokinesLipopolysaccharidesNF-kappa BTumor Necrosis FactorsInterleukin-6Cells, CulturedRNA, MessengerLymphotoxin-alphaInterferon-gammaCell LineApoptosisSignal TransductionMice, Inbred C57BLTumor Necrosis Factor Decoy ReceptorsMacrophagesRecombinant ProteinsMonocytesCell Line, TumorMice, Inbred BALB CInflammationAntibodies, MonoclonalGene Expression RegulationTNF Receptor-Associated Factor 2Tumor Markers, BiologicalTime FactorsTNF Receptor-Associated Factor 1Tumor BurdenAntigens, CDDose-Response Relationship, DrugTNF-Related Apoptosis-Inducing LigandReverse Transcriptase Polymerase Chain ReactionGene ExpressionDisease Models, AnimalMice, KnockoutArthritis, RheumatoidTumor Necrosis Factor Receptor-Associated Peptides and ProteinsMolecular Sequence DataCell SurvivalInterleukin-10Interleukin-8Antirheumatic AgentsUp-RegulationTransfectionMacrophage ActivationFlow CytometryMembrane GlycoproteinsEnzyme-Linked Immunosorbent AssayBase SequenceNeoplasms, ExperimentalDrug SynergismEndotoxinsCell DivisionTumor Cells, CulturedInflammation MediatorsBlotting, WesternInterleukin-1betaI-kappa B ProteinsLeukocytes, MononuclearDown-RegulationApoptosis Regulatory ProteinsCaspasesEnzyme ActivationReceptors, Tumor Necrosis Factor, Member 25NeutrophilsImmunohistochemistryFibroblastsTNF Receptor-Associated Factor 6I-kappa B KinaseFibrosarcomaAnti-Inflammatory AgentsT-LymphocytesMacrophages, PeritonealEndothelium, VascularWilms TumorTumor Suppressor Protein p53Immunoglobulin GAntigens, CD95Synovial MembraneCell ProliferationCaspase 8Receptors, Cell SurfaceProteinsGenes, Tumor SuppressorPentoxifyllineTranscription, GeneticPromoter Regions, GeneticTranscription Factor RelALiverIntercellular Adhesion Molecule-1JNK Mitogen-Activated Protein KinasesReceptors, TNF-Related Apoptosis-Inducing LigandPhosphorylationMice, Inbred C3HCarrier Proteins