The results showed that the production of IL-2 decreased,the content of LPO increased and the activity of catalase (CAT) declined in old mice.

• 结果表明老年小鼠白细胞介素2（IL－2）产生降低，过氧化脂质（LPO）含量增加、过氧化氢酶（CAT）活性下降。