Abstract The Family Smoking Prevention and Tobacco Control Act gives the US Food and
Drug Administration power to regulate tobacco products. This commentary calls for …

Many harmful constituents are present in e-cigarettes at much lower levels than in cigarette
smoke, and the results of analysis of urinary biomarkers in e-cigarette users are consistent …

Researchers from the Center for Tobacco Products at the US Food and Drug Administration
found that those who used smokeless tobacco exclusively had higher levels of exposure to …

Tobacco-specific N-nitrosamines (TSNA) have been suggested by some scientists to play an
important role in tobacco smoke carcinogenesis. We have developed and validated an LC …

Tobacco-specific nitrosamines (TSNAs) have been previously implicated as a source of
carcinogenicity in tobacco and cigarette smoke. Accurate quantification of these chemicals is …

Introduction have variation in nicotine levels, including free nicotine, which potentially
influences consumption and tobacco dependence. Tobacco-specific nitrosamines can be …

Next year, Chemical Research in Toxicology will publish a virtual special issue to
commemorate the 50th anniversary of the first demonstration of the carcinogen N …

The evolution of the levels of tobacco-specific N-nitrosamines (TSNA), N-nitrosonornicotine
(NNN) and 4-(methylnitrosamino)-1-(3-pyridyl)-1-butanone (NNK) in mainstream (MS) …

Tobacco-specific nitrosamines (TSNAs) are one of the most extensively and continually
studied classes of compounds found in tobacco and cigarette smoke. 1− 5 The TSNAs N …

Our recent studies on tobacco smoke carcinogen and toxicant biomarkers and cancer risk
among male smokers in the Shanghai Cohort Study showed that exposure to tobacco …