After 14 days by gavage,The spleen-index,SRBC-DTH,HA,T lymphocyte stimulus index,B lymphocyte stimulus index and Swimming physical endurance were measured.

• 结果:牛磺酸可增强小鼠的SRBC-DTH水平和使脾指数增高,并可显著刺激小鼠脾内B淋巴细胞的增殖,增强其B淋巴细胞的溶血素抗体的分泌,延长小鼠的游泳时间;