Joint DiseasesJointsKnee JointOsteoarthritisSynovial FluidArthritis, RheumatoidArthritisFinger JointArthritis, PsoriaticCartilage, ArticularTarsal JointsAnkle JointHip JointSynovial MembraneSynovitisWrist JointArthritis, InfectiousArthritis, ExperimentalFoot JointsAntirheumatic AgentsTemporomandibular Joint DisordersInjections, Intra-ArticularChondrocytesHip Dysplasia, CanineJoint CapsuleOsteoarthritis, KneeCartilageSpondylarthropathiesSacroiliac JointRheumatoid FactorRheumatic DiseasesArthralgiaSpondylitis, AnkylosingTemporomandibular JointAggrecansTenosynovitisHemarthrosisArthritis, ReactiveSeverity of Illness IndexOsteophyteCartilage DiseasesJoint InstabilityCollagen Type IIMetatarsophalangeal JointToe JointStifleProteoglycansNail DiseasesShoulder JointPaleopathologyArthritis, JuvenileJoint ProsthesisHorse DiseasesBiomechanical PhenomenaMetacarpophalangeal JointRange of Motion, ArticularBone DiseasesTemporomandibular Joint DiscAcromioclavicular JointBlood SedimentationHindlimbMatrilin ProteinsExtracellular Matrix ProteinsRheumatologyCartilage Oligomeric Matrix ProteinMenisci, TibialMatrix Metalloproteinase 13Treatment OutcomeTibiaBone and BonesDisease ProgressionFemurSternoclavicular JointKnee InjuriesBiological MarkersTumor Necrosis Factor-alphaInterleukin-1Procollagen N-EndopeptidaseCollagenArthroscopyHorsesCarpometacarpal JointsPsoriasisImmunoglobulin GHyaluronic AcidRats, Inbred LewPainEnzyme-Linked Immunosorbent AssayDisease Models, AnimalChondroitin SulfatesMice, Inbred DBAGlycosaminoglycansAutoantibodiesFollow-Up StudiesArthrographyCells, CulturedMagnetic Resonance ImagingReproducibility of ResultsAntibodies, MonoclonalCarpal Joints