(Methylnitrosamino)‐1‐(3‐pyridyl)‐1‐butanone (NNK) is a carcinogenic nitrosamine
produced upon curing tobacco. It is present in tobacco smoke and undergoes metabolism to …

Exposure to secondhand tobacco smoke (SHS) has been linked to increased risk for a
number of diseases, including lung cancer. The tobacco-specific nitrosamine 4 …

Determination of the tobacco-specific nitrosamine metabolite 4-(methylnitrosamino)-1-(3-
pyridyl)-1-butanol (NNAL) and its N-and O-glucuronides (NNAL-N-Gluc and NNAL-O-Gluc) …

Background: The tobacco-specific nitrosamine 4-(methylnitrosamino)-1-(3-pyridyl)-1-
butanone (NNK) and its reduction product in the body, 4-(methylnitrosamino)-1-(3-pyridyl)-1 …

Abstract The tobacco-specific nitrosamine 4-(methylnitrosamino)-1-(3-pyridyl)-1-butanone
(NNK) is one of the most abundant carcinogens in smokeless tobacco products. NNK uptake …

A new method was developed for the analysis of metabolites of the tobacco-specific lung
carcinogen 4-(methylnitrosamino)-1-(3-pyridyl)-1-butanone (NNK) in human urine. The …

ABSTRACT The tobacco-specific nitrosamine 4-(methylnitrosamino)-1-(3-pyridyl)-1-
butanone (NNK) is a component of tobacco smoke and is rapidly metabolized to 4 …

4-(Methylnitrosamino)-1-(3-pyridyl)-1-butanone (NNK) is a tobacco-specific lung carcinogen
which may play an important role as a cause of lung cancer in smokers. NNK is extensively …

The nicotine-derived tobacco-specific nitrosamine, 4-(methylnitrosamino)-1-(3-pyridyl)-1-
butanone (NNK), is one of the most potent and abundant procarcinogens found in tobacco …

Tobacco-specific nitrosamines are believed to play a significant role as causes of cancer in
people who use tobacco products. Whereas the uptake of one tobacco-specific nitrosamine …