Fig. 3. Hematoxylin and eosin staining of kidney tissue. (A) Histopathological score in random non-overlapping fields. (B) Representative photomicrographs of cortex and medulla. Magnification ×40. Scale bar 50 μm. NS, p>0.05; ***p<0.001 compared with the IRI control group. Ten fields per rat, ten rats per group, but nine rats in the ADSC-CM group. NS: not significant, IRI: ischemia-reperfusion injury, ADSC-CM: adipose-derived stem cell-conditioned medium.