title: Lymphocytes and the immune response.
mesh_terms: D001402:B-Lymphocytes / Q000276:immunology; D006801:Humans; D007153:Immunologic Deficiency Syndromes / Q000209:etiology*; D008214:Lymphocytes / Q000276:immunology* / Q000502:physiology*; D010950:Plasma Cells / Q000276:immunology; D013601:T-Lymphocytes / Q000276:immunology