Synthesis, Radical-Scavenging Activities, and Protective Effects against AAPH-Induced Oxidative Damage in DNA and Erythrocytes of Piperine Derivatives

Figure 5

Inhibition effect of piperine derivatives on AAPH-induced oxidative damage in DNA: 5a 160 μM (); 5a 80 μM (); 5b 160 μM (); 5b 80 μM (); 5c 160 μM (); 5c 80 μM (); 5d 160 μM (); 5d 80 μM (); piperine 80 μM (). indicates a significant difference from the piperine group ().