Fig. 2
![Fig. 2](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs12871-016-0191-4/MediaObjects/12871_2016_191_Fig2_HTML.gif)
Changes in pCaMKIV and HMGB1 expression in DRG of STZ-induced diabetic rats, as detected by Western blot. a. Upregulation of pCaMKIV, but not CaMKIV after STZ injection. b. Upregulation of HMGB1 after STZ injection. Data are presented as means ± SD. *P < 0.05 compared with the Naive and NS groups, n = 6 per group