Arthritis, RheumatoidArthritisArthritis, ExperimentalArthritis, InfectiousArthritis, JuvenileArthritis, PsoriaticArthritis, ReactiveSynovial MembraneJointsSynovial FluidFemale Athlete Triad SyndromeArthritis, GoutyRheumatoid FactorMice, Inbred DBASynovitisAcid Anhydride HydrolasesOsteoarthritisCollagen Type IISeverity of Illness IndexMethotrexateRats, Inbred LewAutoantibodiesBlood SedimentationInjections, Intra-ArticularTumor Necrosis Factor-alphaRheumatic DiseasesImmunoglobulin GArthrographyRheumatologyKnee JointMolecular Sequence DataMetacarpophalangeal JointSpondylitis, AnkylosingSulfasalazineAntibodies, MonoclonalPeptides, CyclicTreatment OutcomeDisease Models, AnimalAutoimmune DiseasesAmino Acid SequenceGold Sodium ThiomalateWrist JointRheumatoid NoduleCollagenHLA-DRB1 ChainsFinger JointCatalytic DomainTarsal JointsLyme DiseaseHydrolasesReceptors, Tumor Necrosis FactorHLA-DR4 AntigenAnti-Inflammatory AgentsModels, MolecularJoint DiseasesHLA-DR AntigensCatalysisCitrullineHistidineCytokinesSpondylarthropathiesFoot JointsPsoriasisT-LymphocytesCartilage, ArticularGenetic Predisposition to DiseaseCells, CulturedAnkle JointBiological MarkersCrystallography, X-RayInflammationTime FactorsInterleukin-17EdemaFreund's AdjuvantTarsus, AnimalCarney ComplexEnzyme-Linked Immunosorbent AssayTenosynovitisCase-Control StudiesHLA-B27 AntigenBinding SitesOrganogold CompoundsChronic DiseaseDrug Therapy, CombinationHand JointsGlucose-6-Phosphate IsomeraseDisability EvaluationSerine EndopeptidasesPainLupus Erythematosus, SystemicMice, Inbred C57BLInterleukin-6Interleukin-1Interleukin 1 Receptor Antagonist ProteinSequence Homology, Amino AcidCartilageMutagenesis, Site-DirectedNational Institute of Arthritis and Musculoskeletal and Skin Diseases (U.S.)Follow-Up Studies