Nicotine & tobacco research : official journal of the Society for Research on Nicotine and Tobacco
Assessing the Urinary Cyanoethyl Mercapturic Acid to Cotinine Ratio for Classifying Tobacco Use Status in a Longitudinal Cohort of Cigarette, e-Cigarette, and Dual Users.
Alma Nieto, Can Zhang, Wanzhe Zhu, Christopher Reese, Megan E Piper, Neal L Benowitz, Benjamin C Blount, Deepak Bhandari
Published: 202510.1093/ntr/ntaf201
Abstract
INTRODUCTION: Cotinine (nicotine exposure) and cyanoethyl mercapturic acid (2CyEMA, smoke exposure) are known biomarkers for classifying tobacco use status. The increasing use of multiple tobacco products, including dual use of e-cigarettes and cigar…
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