Skip to main content
. 2022 Oct 5;12(10):220213. doi: 10.1098/rsob.220213

Figure 5.

Figure 5.

A schematic of AMPK-mediated NAMPT activation under ionizing radiation. Ionizing radiation causes rapid activation of AMPK, which in turn phosphorylates NAMPT S314 and enhances NAMPT enzymatic activity. NAMPT activation promotes NAD+ synthesis, thereby facilitating DNA repair and cell viability.