title: Some aspects of immunity in trachoma.
mesh_terms: D000818:Animals; D000917:Antibody Formation; D006801:Humans; D007111:Immunity, Cellular; D008213:Lymphocyte Activation; D008264:Macrophages; D051379:Mice; D014141:Trachoma / Q000276:immunology* / Q000517:prevention & control; D014611:Vaccination