Lungs are exposed to external oxidants from the environment as in harmful particles and smog. causing oxidative stress in the lungs and consequently respiratory ailment. The NF-E2-related factor 2 (Nrf2) is the one with transcriptional regulatory function. while its related protein Kelch-like ECH-associated protein 1 (Keap1) inhibits Nrf2 activity. https://www.diegojavierfares.com/mega-super-Custom-Moulded-Cargo-Boot-Liner-Suits-Citroen-Grand-C4-Picasso-9-2006-On-Wagon-EXP-CARCRN00026-best-super/