Hemolysin of mice was measured by serum antibody check method and local delayed-type hypersensitivity(DTH)was induced by dinitrofluorobenzene(DNFB),and thymus exponent and spleen exponent were recorded.

• 采用血清抗体生成方法测定小鼠溶血素和采用二硝基氟苯 (DNFB)诱导的小鼠局部迟发超敏DTH反应,并记录其胸腺指数和脾指数。