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Superoxide generated by hypoxanthine (100 μM)/xanthine oxidase (0.01 U/mL) or rat aorta in the presence of NADPH: tocomin ((a) and (b)), α-tocopherol ((c) and (d)), α-tocotrienol ((e) and (f)), δ-tocotrienol ((g) and (h)), and γ-tocotrienols ((i) and (j)). Data is expressed as mean ± SEM. *Significantly different to control p < 0.05. ***Significantly different to control p < 0.001. Dunnett's multiple comparisons test.
