Autoxidation of lipids is a chain raction of free radical.In the inducing stage,the inducers switching on free radical may be lipoxygenase or photoxidation,but the most is transitional metals.

类的自动氧化一个自由基连锁反应，诱导期中启动自由基的诱发氧酶、光氧化，但多数为过渡金属离子。

And quercetin(QU), one of inhibitors of lipoxygenase pathway, was observed on procedure from preneoplastic foci into nodules in rat liver.

方法利用大白鼠复制肝癌前病变发生的动物模型，然后将带有癌前病灶的大鼠分组。