Fig. 5

a Representative images of CB1R expression (brown staining) in midbrain and TG tissues. b Representative images of COX-2 expression in the midbrain and TG. c Comparison of the expression of CB1R and COX-2 in the midbrain and TG tissues of rats from each group. ^##P < 0.01 compared with the control group, ^#P < 0.05 compared with the control group, *P < 0.05 compared with the model group, **P < 0.001 compared with the model group, ^&&P< 0.01 compared with the RMT group, and ^¥¥P< 0.01 compared with the low-dose HJZT group; n = 8, mean±SD