The concentration of malondialdehyde (MDA, a product of lipid peroxidation) was increased in the culture media treated with X/XO system, suggesting that OFR promoted the lipid peroxidation of PAEC.

• 与正常对照组相比，损伤组PAEC培养液中脂质过氧化产物丙二醛(MDA)含量升高，提示氧自由基促进了PAEC的脂质过氧化。