Figure 5.

Concentrations of plasma 8-hydroxy-2'-deoxyguanosine in human subjects fed 0, 2 or 8 mg astaxanthin daily for 8 wk. ^{a, b} Different letters represent significant treatment differences (P < 0.05) as analyzed by protected LSD test. Values are means ± overall standard error (OSE = Root MSE÷square root of n+1).