Objective: To study the relationship between serum superoxide dismutase SOD or malondialdehyde MDA and degenerative valvular disease in the aged.

目的：探讨老年人退行性心瓣膜病与超氧化物歧化酶(SOD)、丙二醛的关系。

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AIM: To observe the effects of Bushen Yiqi Chinese herb on blood biochemical index, activity of serum superoxide dismutase (SOD) and level of malonaldehyde (MDA) in sport rats.

目的：观察补肾益气类中药对运动大鼠血生化学指标、血清超氧化物歧化酶活性、丙二醛水平的影响。

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The contents of malondialdehyde(MDA), lactic dehydrogenase(LDH)and superoxide dismutase(SOD)in serum were detected at the times of preischemia, post ischemia and post reperfusion.

测定缺血前、缺血后、再灌注后血浆丙二醛（MDA）、乳酸脱氢酶（LDH）及超氧化物歧化酶（SOD）的含量。

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