过氧化氢酶对羟自由基所致DNA损伤的抑制作用显著，而超氧化物歧化酶无明显抑制作用。
The DNA damage induced by hydroxyl radicals was completely prevented by catalase, whereas superoxide dismutase was much less effective.
试验结果表明啶虫脒的施用对土壤呼吸强度和磷酸酶有显著抑制作用，且随施用浓度的增加而抑制作用增强。
The results show that acetamiprid obviously affected soil respiration and phosphatase activity, and the higher the concentration was, the stronger the inhibitive effect was.
结果表明，绞股蓝多糖对小白鼠移植性肿瘤S_（180）有显著的抑制作用；
The results showed significant suppressive effects of transplanted S180 tumor growth in mouse by both GPP ig and ip.
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