Research Article

Inhibition of the NLRP3 Inflammasome by a Quercus Serrata Extract and Isolation of the Component Compounds for the Treatment of Arthritis

Figure 5

2,2-diphenyl-1-picryl-hydrazyl (DPPH) radical scavenging assay of compounds 1–5 and ascorbic acid at concentrations of 100, 50, 25, 12.5, and 6.25 μg/mL. Values are expressed as the mean ± SD of triplicate experiments. Values in a particular column indicated with different superscripts (a–g) are statistically different ().