Number of cords, pooled tissue weight and total protein concentration of each sample used in the proteomic analysis.

+1 d and +7 d refer to days after injury at either P7 or P28. P8, P14, P29 and P35 are age-matched controls.损伤后1天（+1 d）与损伤后7天（+7 d）指的是分别在P7或P28日龄实施损伤后的对应时间天数；P8、P14、P29及P35为年龄匹配对照组。