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Total SOD activity under basal and TNF-α conditions in African American and Caucasian HUVECs.
Notes: *P < 0.05 between HUVEC racial groups within condition; †P < 0.05 compared to TNF-α condition within racial HUVEC groups.
Abbreviations: HUVEC, human umbilical vein endothelial cells; SOD, superoxide dismutase; TNF-α, tissue necrosis factor alpha.
