Arthritis, RheumatoidOsteoarthritisAspirinOsteoarthritis, KneeArthritisOsteoarthritis, HipArthritis, ExperimentalSynovial MembraneSynovial FluidArthritis, InfectiousAntirheumatic AgentsKnee JointArthritis, JuvenileJointsRheumatoid FactorCartilage, ArticularArthritis, PsoriaticSynovitisAnti-Inflammatory Agents, Non-SteroidalSeverity of Illness IndexArthritis, ReactiveInflammationHand JointsFinger JointTumor Necrosis Factor-alphaInjections, Intra-ArticularArthrographyPainOsteoarthritis, SpinePain MeasurementTreatment OutcomeMethotrexateArthralgiaAnti-Inflammatory AgentsBlood SedimentationCollagen Type IIMetacarpophalangeal JointRheumatic DiseasesRheumatologyCells, CulturedMenisci, TibialSulfasalazineAutoantibodiesOsteophyteBiological MarkersWrist JointRheumatoid NoduleHip JointGold Sodium ThiomalateCytokinesChondrocytesImmunoglobulin GPeptides, CyclicDrug Therapy, CombinationCase-Control StudiesDisease Models, AnimalDisability EvaluationDisease ProgressionPlatelet Aggregation InhibitorsAntibodies, MonoclonalHLA-DRB1 ChainsRange of Motion, ArticularMice, Inbred DBAHLA-DR AntigensAutoimmune DiseasesDouble-Blind MethodCyclooxygenase InhibitorsFoot JointsJoint DiseasesHandInterleukin-1betaProspective StudiesTime FactorsInflammation MediatorsInterleukin-1Follow-Up StudiesArthroplasty, Replacement, KneeReceptors, Tumor Necrosis FactorCartilageInterleukin-6HLA-DR4 AntigenEnzyme-Linked Immunosorbent AssayCitrullineRisk FactorsTibiaSpondylitis, AnkylosingStifleEdemaMatrilin ProteinsC-Reactive ProteinMice, Inbred C57BLCohort StudiesLupus Erythematosus, SystemicOrganogold CompoundsRNA, MessengerDose-Response Relationship, DrugHyaluronic AcidFibroblastsGenetic Predisposition to DiseaseCartilage Oligomeric Matrix Protein