Arthritis, RheumatoidIndomethacinArthritisArthritis, ExperimentalArthritis, InfectiousSynovial MembraneAntirheumatic AgentsArthritis, JuvenileSynovial FluidRheumatoid FactorArthritis, PsoriaticJointsArthritis, ReactiveSynovitisOsteoarthritisMethotrexateAnti-Inflammatory Agents, Non-SteroidalBlood SedimentationSeverity of Illness IndexCyclooxygenase InhibitorsSulfasalazineRheumatoid NoduleMetacarpophalangeal JointAutoantibodiesGold Sodium ThiomalateTumor Necrosis Factor-alphaArthrographyPeptides, CyclicRheumatologyProstaglandinsRheumatic DiseasesHLA-DRB1 ChainsWrist JointMice, Inbred DBAImmunoglobulin GFinger JointHLA-DR4 AntigenAntibodies, MonoclonalHLA-DR AntigensCollagen Type IITreatment OutcomeDinoprostoneAnti-Inflammatory AgentsCitrullineReceptors, Tumor Necrosis FactorSpondylitis, AnkylosingArthritis, GoutyAutoimmune DiseasesOrganogold CompoundsFoot JointsDrug Therapy, CombinationProstaglandins ELupus Erythematosus, SystemicPenicillamineIsoxazolesCells, CulturedKnee JointHydroxychloroquineBiological MarkersProstaglandin-Endoperoxide SynthasesPrednisoloneInjections, Intra-ArticularDose-Response Relationship, DrugRats, Inbred LewCase-Control StudiesHand JointsDisability EvaluationTime FactorsEnzyme-Linked Immunosorbent AssayJoint DiseasesCytokinesEdemaFibroblastsDouble-Blind MethodDisease Models, AnimalInflammationInterleukin-1Genetic Predisposition to DiseaseSpondylarthropathiesAuranofinFelty SyndromeTarsal JointsT-LymphocytesHand Deformities, AcquiredTenosynovitisAntibodies, Monoclonal, HumanizedSjogren's SyndromePainGlucocorticoidsInterleukin-6CollagenC-Reactive ProteinImmunoglobulin MProtein Tyrosine Phosphatase, Non-Receptor Type 22AurothioglucoseAutoantigensFollow-Up StudiesCyclooxygenase 1Cohort StudiesStomach Ulcer