Dimethylthriourea(DMTU) is an effective free radical scavenger.Through investigation of histopathological and biochemical changes,we have obseved the effects of DMTU on rabbit retina in laser injury.

• 二甲基硫脲(DMTU)是一种特异的自由基清除剂,实验中,建立了动物视网膜激光损伤模型,观察了治疗组与对照组不同时间点视网膜的组织病理改变以及生化和分子生物学指标的变化。