Research Article

[Retracted] Protective Effects and Molecular Mechanism of Total Flavonoids from Lycium Barbarum Leaves on Photoaged Human Dermal Fibroblasts

Figure 5

Total flavonoids inhibit oxidative stress damage in photoaged human dermal fibroblasts. (a)–(d) Effects of different concentrations of total flavonoids on the levels of oxidative stress-related substances and enzyme activities SOD (a), LDH (b), MDA (c), and CAT (d) in photoaged HDFs cells. , .
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