Methods: After different doses of WAK were given to mice ig, its effects on delayed type hypersensitivity (DTH), hemolysin production, NK and LAK cell killing activity were observed.

• 方法:通过给小鼠灌胃WAK,观察其对免疫低下小鼠迟发性超敏反应、溶血素生成及对小鼠NK细胞、LAK细胞杀伤活性的影响。