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Representative (two bands per group) immunoblots demonstrating protein expression of VEGF, endothelial nitric oxide synthase (eNOS), and P47 in the cortex (A) and VEGF, eNOS, hypoxia-inducible factor-1α (HIF-1α), P47, and TNF-α in medulla (B). Values are means ± SE. *P < 0.05 vs. sham.
