title: T-lymphocytes: an update.
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000276:immunology; D000941:Antigens / Q000276:immunology; D001327:Autoimmune Diseases / Q000276:immunology; D002454:Cell Differentiation; D002648:Child; D006801:Humans; D007153:Immunologic Deficiency Syndromes / Q000276:immunology; D007239:Infections / Q000276:immunology; D007694:Killer Cells, Natural / Q000276:immunology; D007958:Leukocyte Count; D013601:T-Lymphocytes / Q000145:classification / Q000166:cytology / Q000276:immunology*
chemical_list: D000941:Antigens