但是不能直接、客观测量梗塞患者的脑功能损伤程度，不利于研究梗塞患者脑功能修复机制和选择对功能恢复更为有效的治疗方案的选择和改进。
But we can't measure the injury of cerebral function directly and objectively. which impede the advance of the study on cerebral remedy mechanism and is harmful to select the most effective therapy.
这种蛋白复合体被发现能够结合到研究人员在DNA链上人为损伤的部位，提示了它与修复过程有直接关系。
This protein complex was found to bind to locations on the DNA strand that the researchers had artificially damaged, suggesting that it is directly involved in the repair process.
相比之下，具有辐射抗性的IRM - 2小鼠是极好的实验对象，能直接观察活体动物的辐射损伤及修复。
Comparatively, as IRM-2 mice are of radioresistance, the role of DNA damage caused by radiation and damage repair can be observed directly invivo.
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