HelminthsNematodaHelminthiasisHelminthiasis, AnimalAntigensTherapy with HelminthsAntigens, HelminthIntestinal Diseases, ParasiticAntigens, BacterialHelminth ProteinsAntigens, NeoplasmAntigens, SurfaceTrichurisAntibodies, HelminthTylenchoideaAnthelminticsAntigens, ViralStrongylida InfectionsAncylostomatoideaCaenorhabditis elegansNematospiroides dubiusRhabditidaDNA, HelminthParasite Egg CountCaenorhabditisCestodaAscarisHaemonchusAntigens, ProtozoanHost-Parasite InteractionsAntinematodal AgentsGenome, HelminthAntigens, Polyomavirus TransformingRhabditoideaNippostrongylusHLA AntigensNematode InfectionsTrichinella spiralisAlbendazoleAntigens, FungalTylenchidaAntigens, CDGenes, HelminthMolecular Sequence DataFilariasisH-2 AntigensCaenorhabditis elegans ProteinsCestode InfectionsCarcinoembryonic AntigenAntigens, Viral, TumorBrugia malayiTrichostrongylusMice, Inbred BALB CTrichinellosisSchistosoma mansoniFecesAmino Acid SequenceFilarioideaAntibodies, MonoclonalHLA-DR AntigensReceptors, Antigen, T-CellSchistosomaProtozoan InfectionsSchistosomiasis mansoniHistocompatibility AntigensSoilImmunoglobulin GTrematodaProliferating Cell Nuclear AntigenSchistosomiasisTrichostrongyloideaEpitopesHistocompatibility Antigens Class IIAntigens, CD15StrongyloideaRNA, HelminthProstate-Specific AntigenStrongyloides stercoralisO AntigensTh2 CellsEnzyme-Linked Immunosorbent AssayReceptors, Antigen, B-CellNecator americanusT-LymphocytesStrongyloidiasisIvermectinHaemonchiasisFasciola hepaticaLarvaTrematode InfectionsAntigens, Tumor-Associated, CarbohydrateHLA-A2 AntigenAscaridiaCross ReactionsAntigens, CD8StrongyloidesBase SequenceOstertagiaXenorhabdusLymphocyte Activation