SIRT1 and atherosclerosis: Therefore, quercetin play an important role in the treatment of atherosclerosis by preventing endothelial cell damage via SIRT1/AMPK/Nrf2 mediated oxidative stress, SIRT1/PI3K/Akt/NF-κB and SIRT1/TLRs/MAPK mediated inflammatory response (Figure 8 and Table 7).