Recent evidence also demonstrates the dual role of nicotine, which primarily promotes hepatocarcinogenesis through activation of multiple oncogenic signaling cascades, including 7-nicotinic acetylcholine receptor (7-nAChR)/JAK2/STAT3, CYP1A1/PI3K/Akt signaling mediated by NF-B and AP-1, SETDB1/CDK6-mediated STAT1 stabilization, GCF2-driven Wnt/-catenin/SOX2 signaling, and the 2-adrenergic receptor (2-AR)/PI3K/Akt pathway [3537]
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Eating more when you stop smoking is partly due to an increased appetite, but behavioral and psychological factors may play a part too, for example eating instead of smoking in a habitual way, or comfort eating, said Deborah Lycett, principal lecturer in nutrition and dietetics at Coventry University in the U.K., who was not part of the new study
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