Fig. 6

Activation of PGE2-EP4 signaling pathway alleviates renal IRI. (A) H&E staining of renal pathological section. Original magnification, ×200. Scale bar, 100 μm. (B) Renal tubular injury score. (C) Kidney Kim-1 level. Data are presented as mean ± SD, n = 6. ns p > 0.05; *p < 0.05; **p < 0.01; ***p < 0.001; ****p < 0.0001.