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However, upon conformational changes in KEAP1 resulting from the oxidation of cysteine residues, Nrf2 is stabilized and moves into the nucleus, binding the antioxidant-responsive element (ARE) in the promoter region (Figure 4) (Yamamoto et al., 2018)
Similar content being viewed by others Introduction Cigarette smoking has long been established as a cardiovascular risk factor and is the major preventable cause of death and disability in developed and developing countries

Cig-a-likes look similar to combustible cigarettes.[7] In addition to nicotine, propylene glycol, and vegetable glycerin, e-liquids contain benzyl alcohol, terpenes, pyrazines, formaldehyde, acetaldehyde, acrolein, and toluene.[8] The inhalational safety of these compounds is unknown.[9] The presence of diacetyl in e-liquids is a concern because it is a known pulmonary toxin and has a propensity for causing bronchiolitis obliterans, also known as popcorn lung.[9] Of particular concern is the addition of vitamin E acetate in tetrahydrocannabinol-containing e-liquids purchased on the black market because it appears to be associated with the recent outbreak of acute e-cigarette, or vaping, product use-associated lung injury (EVALI).[10-12] Further research is necessary to better characterize the inhalational health risks of these compounds
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