To study the effects of bear bile on cancer prevention, the experiment of cleaning nitrite and blocking synthesis of dimethylnitrosamine in vitro was carried out.

  • 为了研究熊胆的防癌作用,进行了亚硝酸钠清除实验和对二甲基亚硝胺合成阻断实验。

  • 互联网摘选 2025-01-20 12:31:56

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