Although not significant, the linear regression analysis showed a trend toward a positive correlation between PRR and age ( Figures 7D , 8D ).
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Increased (Pro)renin Receptor Expression in the Hypertensive Human Brain.
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Although, there was a trend toward a positive correlation between PRR immunoreactivity and sBP in the RVLM ( R 2 = 0.4416, p = 0.0509), this difference did not reach statistical significance ( Figure 8A ).