An aggregation of LCMs was observed around the necrosis lesion within a range of 2mm. The density peak appeared on the 10th day after injury, implicating that the affinity for the brain injury area was also highest.

• LCM主要聚集在脑损伤区周围2mm的范围内,伤后第10天与脑损伤区的靶点结合能力最强,出现密度高峰。