Fig. 9From: The effects of human Wharton’s jelly cell transplantation on the intervertebral disc in a canine disc degeneration modelTypical histological images of the NP in four groups. The paraffin sections of the NP tissues were stained by hematoxylin and eosin. These micrographs illustrate the typical images of the NP sections from the WJC transplanted group (TS group), degenerated control groups (DS and FS groups), and intact NP group (CS group) (bar = 100 μm)Back to article page