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. 2019 Aug 28;15(4):504–511. doi: 10.12965/jer.1938316.158

Fig. 4.

Fig. 4

Effects of treadmill exercise on D2 dopamine receptor (D2DR) expressions in the prefrontal cortex, striatum, hippocampus, and substantia nigra. A, sham-operation group; B, sham-operation and treadmill exercise group; C, traumatic brain injury (TBI)-induced group; D, TBI-induced and treadmill exercise group. *P<0.05 compared to the sham-operation group. #P<0.05 compared to the TBI-induced group.