Figure 2.
The effects of Opuntia humifusa fruit water extract (OHE) on cell viability (a), Regression coefficient graph of the OHE on oxygen radical absorbance capacity (ORAC) (b), and DPPH radical-scavenging activity (c). Data are presented as the mean ± standard deviation (SD) and analyzed by oneway ANOVA followed by Dunnett’s test. * p < 0.05 vs. control group.