Keywords Photochemistry;Ischemic postconditioning;Cerebral ischemia;VEGF;rCBF;Cerebral arterial occlusion;Hippocampus;Tree shrew;

• 光化学;缺血后适应脑血栓;血管内皮生长因子;局部脑血流;脑动脉闭塞;海马;树（鼠句）;