Keywords Helleborus thibetanus Franch.Polysaccharide/pharmacology;tumor cells;cultured/drug effect;Neoplasm seeding/drug therapy;immune system/drug offect;

• 铁筷子多糖/药理学;肿瘤细胞;培养的/药物作用;肿瘤种植/药物疗法;免疫系统/药物作用;