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Interleukin 8 (IL-8) production by endothelial cells with tumor necrosis factor alpha (TNF-α) alone or with sildenafil (1 μM, 5 μM, and 10 μM) plus TNF-α.
Interleukin 8 (IL-8) production by endothelial cells with tumor necrosis factor alpha (TNF-α) alone or with sildenafil (1 μM, 5 μM, and 10 μM) plus TNF-α.
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