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Figure 7: AQP4 relative density of five groups. 𝑃 < 0 . 0 1 , versus sham-operated group; 𝑃 < 0 . 0 5 , versus IR group. There were significant differences in P1, P2, P3 groups than that in IR group. But there was no obvious differences between P1, P2, and P3 groups in AQP4 relative density.