有害氧化 meaning in English

harmful oxidation

Images taken before and after exposure to uv radiation showed ros generation in the skin increased after sunscreen penetration
在紫外线照射之前之后的图像显示，在防晒霜渗透至皮下后，皮肤的有害氧化反应增加了。
The latest study , soon to be published in the journal free radical biology & medicine , investigated the production of harmful reactive oxygen species ( ros ) by the use of sunscreens
最新结果随即被登到了《抗辐射生物和科学》杂志上，对使用防晒护肤产品进行了有害氧化反应种类（成分）的调查。