Synovial MembraneArthritis, RheumatoidSynovitisOsteoarthritisRheumatoid NoduleSynovial FluidMicrobial CollagenaseFibroblastsImmunoenzyme TechniquesCells, CulturedImmunohistochemistryT-LymphocytesMacrophagesRNA, MessengerReverse Transcriptase Polymerase Chain ReactionTumor Necrosis Factor-alphaArthritis, ExperimentalKnee JointJointsArthritisCartilage, ArticularInjections, Intra-ArticularChondromatosis, SynovialArthritis, PsoriaticSynovitis, Pigmented VillonodularJoint DiseasesUridine Diphosphate Glucose DehydrogenaseArthritis, InfectiousCartilage