The suppressor-cell network in cancer (first of two parts).
D000818:Animals; D001402:B-Lymphocytes / Q000276:immunology; D005802:Genes, MHC Class II; D006801:Humans; D007108:Immune Tolerance; D007111:Immunity, Cellular; D008285:Major Histocompatibility Complex; D051379:Mice; D009369:Neoplasms / Q000276:immunology*; D013601:T-Lymphocytes / Q000276:immunology*