HLA AntigensAntigensGenetic VariationHLA-B27 AntigenHLA-B44 AntigenHLA-B AntigensAntigens, BacterialAntigens, NeoplasmAntigens, SurfaceAntigens, ViralHLA-B8 AntigenHLA-B37 AntigenSpondylitis, AnkylosingArthritis, ReactiveMolecular Sequence DataHLA-A AntigensAntigens, ProtozoanAllelesHLA-DR AntigensAmino Acid SequenceUveitis, AnteriorAntigens, Polyomavirus TransformingEpitopesAntigens, CDHLA-B35 AntigenGenotypeAntigens, FungalHistocompatibility TestingSacroiliac JointH-2 AntigensPolymorphism, Single NucleotideHLA-C AntigensAntigens, HelminthHLA-B7 AntigenBase SequenceSpondylarthropathiesCross ReactionsHistocompatibility Antigens Class IIHistocompatibility Antigens Class IAntibodies, MonoclonalCarcinoembryonic AntigenAntigens, Viral, TumorAwards and PrizesHistocompatibility AntigensHLA-DQ AntigensHaplotypesReceptors, Antigen, T-CellGenetic Predisposition to DiseasePolymorphism, GeneticHLA-A2 AntigenSkin Window TechniquePhenotypeT-Lymphocytes, CytotoxicHLA-B51 AntigenGene FrequencyHLA-D AntigensT-LymphocytesCell LineProliferating Cell Nuclear AntigenHIV Long-Term SurvivorsMutationO AntigensProstate-Specific AntigenEnzyme-Linked Immunosorbent AssayReceptors, Antigen, B-CellSequence Analysis, DNAAntibodies, BacterialAntigenic VariationArthritis, InfectiousImmunoglobulin GAntigens, CD8Antigens, CD15Polymerase Chain ReactionAntigens, Tumor-Associated, CarbohydrateEpitopes, T-LymphocyteCD8-Positive T-LymphocytesBlood Group AntigensMice, Inbred BALB CAntibody SpecificityHepatitis B Surface AntigensSpecies SpecificityLymphocyte ActivationAntigens, CD3Klebsiella pneumoniaeCase-Control StudiesFluorescent Antibody TechniqueInterferon-gammaAutoantibodiesAlternative SplicingPeptidesAntigens, CD4Time FactorsHLA-DRB1 ChainsHLA-DQ beta-ChainsAntigens, CD45ArthritisB-LymphocytesAntigen-Antibody ReactionsPhylogenyImmune Sera