(A) Expression of miR-155 in renal tissue; (B) mRNA expression of ESAT6; (C) protein band of ESAT6 in renal tissue; (D) quantization histogram of protein expression of ESAT6; (E) correlation of miR-155 and ESAT6; *, compared with the control group, P<0.05; #, compared with the MTB group, P<0.05; &, compared with the inhibitor group, P<0.05.