Smokeless tobacco and cigarette smoking: chemical mechanisms and cancer prevention

SS Hecht, DK Hatsukami - Nature Reviews Cancer, 2022 - nature.com
Tobacco products present a deadly combination of nicotine addiction and carcinogen
exposure resulting in millions of cancer deaths per year worldwide. A plethora of smokeless …

DNA adducts: Formation, biological effects, and new biospecimens for mass spectrometric measurements in humans

B Hwa Yun, J Guo, M Bellamri… - Mass spectrometry …, 2020 - Wiley Online Library
Hazardous chemicals in the environment and diet or their electrophilic metabolites can form
adducts with genomic DNA, which can lead to mutations and the initiation of cancer. In …

Recent studies on DNA adducts resulting from human exposure to tobacco smoke

B Ma, I Stepanov, SS Hecht - Toxics, 2019 - mdpi.com
DNA adducts are believed to play a central role in the induction of cancer in cigarette
smokers and are proposed as being potential biomarkers of cancer risk. We have …

[HTML][HTML] Chemical analysis of DNA damage

Y Yu, P Wang, Y Cui, Y Wang - Analytical chemistry, 2018 - ncbi.nlm.nih.gov
In human cells, the integrity of genetic information is constantly challenged by endogenous
and exogenous chemical agents that can induce DNA damage. To counteract the …

DNA damage in human oral cells induced by use of e‐cigarettes

J Guo, SS Hecht - Drug Testing and Analysis, 2023 - Wiley Online Library
The use of electronic cigarettes (e‐cigarettes) has increased rapidly in the United States,
especially among high school students. e‐Cigarettes contain some recognized carcinogens …

Liquid chromatography-nanoelectrospray ionization-high-resolution tandem mass spectrometry analysis of apurinic/apyrimidinic sites in oral cell DNA of cigarette …

J Guo, J Ikuemonisan, DK Hatsukami… - Chemical research in …, 2021 - ACS Publications
Cigarette smoking is an established risk factor for oral cancer. The health effects of e-
cigarettes are still under investigation but may disturb oral cavity homeostasis and cause …

Quantitative Liquid Chromatography–Nanoelectrospray Ionization–High-Resolution Tandem Mass Spectrometry Analysis of Acrolein-DNA Adducts and Etheno-DNA …

V Paiano, L Maertens, V Guidolin, J Yang… - Chemical research in …, 2020 - ACS Publications
Cigarette smoking is an important source of human exposure to toxicants and carcinogens
and contributes significantly to cancer morbidity and mortality worldwide. Acrolein, a …

Emerging technologies in mass spectrometry-based DNA adductomics

J Guo, RJ Turesky - High-throughput, 2019 - mdpi.com
The measurement of DNA adducts, the covalent modifications of DNA upon the exposure to
the environmental and dietary genotoxicants and endogenously produced electrophiles …

Detection of DNA adducts derived from the tobacco carcinogens, benzo[a]pyrene and dibenzo[def,p]chrysene in human oral buccal cells

KM Chen, YW Sun, NM Krebs, D Sun… - …, 2022 - academic.oup.com
Polycyclic aromatic hydrocarbons (PAHs) are recognized as potential etiological agents in
the development of oral cancer in smokers. In particular, benzo [a] pyrene (B [a] P) and …

Quantitation of DNA adducts resulting from acrolein exposure and lipid peroxidation in oral cells of cigarette smokers from three racial/ethnic groups with differing risks …

SL Park, L Le Marchand, G Cheng… - Chemical research in …, 2022 - ACS Publications
The Multiethnic Cohort Study has demonstrated that the risk for lung cancer in cigarette
smokers among three ethnic groups is highest in Native Hawaiians, intermediate in Whites …