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(a) Cell survival rate (%) of K36H in HaCaT cells. (b) K36H reduced intracellular oxidative stress induced by ultraviolet A (UVA)-irradiation in human epidermal keratinocytes. (## p < 0.01 compared with the nonirradiated group. * p < 0.05; ** p < 0.01 compared with the nontreatment group.).
