Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
(A) ABTS scavenging activity. (B) Hydroxyl radical scavenging activity. (C) DPPH radical scavenging activity. (D) Superoxide anion radical scavenging activity. (A–D) Significant differences between different groups (p < 0.05).
