Materials and Methods 15 New Zealand white rabbits were inoculated with fragment of VX2 carcinoma into the left lobe of the liver.

材料与方法开腹种植VX2瘤块于兔肝左叶，建立VX 2肝肿瘤模型兔15只。

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BACKGROUND food additives are chemical compounds or natural materials which were added to the food to improve quality, color, fragment or flavor to the food and to preserve it.

研究背景食品添加剂指为改善食品品质和色、香、味，以及为防腐和加工工艺的需要而加入食品中的化学合成或者天然物质。

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BACKGROUND food additives are chemical compounds or natural materials which were added to the food to improve quality, color, fragment or flavor to the food and to preserve it.

研究背景食品添加剂指为改善食品品质和色、香、味，以及为防腐和加工工艺的需要而加入食品中的化学合成或者天然物质。

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