These results showed that the energy metabolism dysfunction was the initial stage, and the damage of oxygen free radicals was the major factor in ischemia-reperfusion injury.

这些结果说明线粒体能量代谢障碍是缺血再灌注损伤的始动环节，而氧自由基是造成损伤的主要因素。

youdao

Lack of oxygen is a factor in the development of necrotizing enterocolitis (nec), a kind of gangrene of the intestine that can be fatal in premature babies.

缺氧是坏死性小肠结肠炎(necrotizing enterocolitis, nec)，一种对发育未成熟的新生儿来说致命的坏疽，发病的重要因素之一。

youdao

Vascular endothelial growth factor, or VEGF, is released when the oxygen supply in the eye is restricted by blood vessel damage related to diabetes.

在糖尿病相关的血管受损条件下，眼部的血氧供应受限，VEGF(血管内皮生长因子)会释放出来。

youdao

Of great interest is the physiological pathway called the hypoxia-inducible factor, or HIF, which seems to trigger the body's response to low-oxygen levels in tissue.

WSJ: Mayo Clinic Researchers on Everest Study High Altitude's Effects on the Body