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Effects of puerarin on UVA-induced skin aging markers in HSF: (a,b) Effects of puerarin on MMP-1 and COL-1 expression of HSF with UVA-induced oxidative damage; (c,d) Effects of puerarin on MMP-1 and COL-1 content of HSF with UVA-induced oxidative damage. # p < 0.05, ## p < 0.01, ### p < 0.001 as compared to the control group; *** p < 0.001 as compared to the damage model group; Values do not have a common mark (#, *) when p > 0.05, (n = 3).
