Protective effects of UF on H2O2-induced SH-SY5Y cells of a relative activity of caspase-3, caspase-8, and caspase-9. NC: Normal Control group, Neg: Negtive Control group, UF1: UF 100 μg/mL group, UF2: UF 500 μg/mL group, UF3: UF 800 μg/mL group, MA: Positive Control group, NCLY: Normal Control group + LY294002, NegLY: Negtive Control group + LY294002, UF1LY: UF 100 μg/mL group + LY294002, UF2LY: UF 500 μg/mL group + LY294002, UF3LY: UF 800 μg/mL group + LY294002, MALY: Positive Control group + LY294002, #
p < 0.05, ##
p < 0.01, ###
p < 0.001 (vs. NC), * p < 0.05, ** p < 0.01 (vs. Neg), ^ p < 0.05, ^^ p < 0.01, (vs. NegLY).