HelminthsHelminthiasisAntigensHelminthiasis, AnimalTherapy with HelminthsAntigens, BacterialAntigens, HelminthIntestinal Diseases, ParasiticAntigens, NeoplasmAntigens, SurfaceAntibodies, HelminthAntigens, ViralTrichurisAncylostomatoideaAnthelminticsHelminth ProteinsAntigens, ProtozoanNematospiroides dubiusStrongylida InfectionsAntigens, Polyomavirus TransformingHLA AntigensNematode InfectionsCestodaAntigens, FungalAntigens, CDParasite Egg CountH-2 AntigensAlbendazoleCarcinoembryonic AntigenAntigens, Viral, TumorSchistosoma mansoniFilarioideaHLA-DR AntigensReceptors, Antigen, T-CellSchistosomaProtozoan InfectionsAntibodies, MonoclonalMice, Inbred BALB CHistocompatibility AntigensSchistosomiasis mansoniProliferating Cell Nuclear AntigenSchistosomiasisCestode InfectionsEpitopesAntigens, CD15Histocompatibility Antigens Class IIFecesImmunoglobulin GProstate-Specific AntigenO AntigensNippostrongylusReceptors, Antigen, B-CellFilariasisT-LymphocytesEnzyme-Linked Immunosorbent AssayTrematodaAntigens, Tumor-Associated, CarbohydrateHLA-A2 AntigenFasciola hepaticaAntigens, CD8Host-Parasite InteractionsTh2 CellsDNA, HelminthCross ReactionsNecator americanusTrematode InfectionsBlood Group AntigensHepatitis B Surface AntigensAntigens, CD3Lymphocyte ActivationMolecular Sequence DataSoilHLA-A AntigensNematodaParasitic DiseasesTaeniaTrichinella spiralisHistocompatibility Antigens Class IParasitologyStrongyloides stercoralisHLA-D AntigensMice, Inbred C57BLAntibody SpecificityReceptors, AntigenAntibody FormationAntigens, CD45Hepatitis B AntigensAscarisHymenolepiasisAntigens, CD4Immunoglobulin EImmunizationAmino Acid SequenceB-LymphocytesAntigen-Antibody ReactionsAntigens, CD1NecatoriasisFluorescent Antibody TechniqueAntibodies, BacterialImmune Sera