Fig. 2.

FFAR4 deficiency aggravated cisplatin-induced AKI in mice. a Relative mRNA expression of FFAR4 in kidney tissues (n = 6). b Protein expression of FFAR4 in kidney tissues detected by western blotting and quantified by densitometry (n = 6). c The sCr level in different groups of mice (n = 6). d Representative images of H&E staining (200×, scale bar = 50 μm; 400×, scale bar = 20 μm). e Tubular injury scores of kidney tissues (n = 6). f Relative mRNA expression of KIM1 in kidney tissues (n = 6). g Relative mRNA expression of NGAL in kidney tissues (n = 6). Data are presented as mean ± SD. CP, cisplatin. ****P < 0.0001, **P < 0.01, *P < 0.05