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David L. Ashley
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Journal Articles

Influence of Half-life and Smoking/Nonsmoking Ratio on Biomarker Consistency between Waves 1 and 2 of the Population Assessment of Tobacco and Health Study

David L. Ashley, Wanzhe Zhu, Deepak Bhandari, Lanqing Wang, Jun Feng, Yuesong Wang, Lei Meng, Baoyun Xia, Jeffery M. Jarrett, Cindy M. Chang, Heather L. Kimmel, Benjamin C. Blount
Journal: Cancer Epidemiology, Biomarkers & Prevention
Cancer Epidemiol Biomarkers Prev (2024) 33 (1): 80–87.
https://doi.org/10.1158/1055-9965.EPI-23-0538
Published: 09 January 2024
View article titled, Influence of Half-life and Smoking/Nonsmoking Ratio on Biomarker Consistency between Waves 1 and 2 of the Population Assessment of Tobacco and Health Study
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Includes: Supplementary data
Journal Articles

Impact of Cigarette Filter Ventilation on U.S. Smokers' Perceptions and Biomarkers of Exposure and Potential Harm

Dana M. Carroll, Irina Stepanov, Richard O'Connor, Xianghua Luo, K. Michael Cummings, Vaughan W. Rees, Warren K. Bickel, Micah L. Berman, David L. Ashley, Maansi Bansal-Travers, Peter G. Shields, Dorothy K. Hatsukami
Journal: Cancer Epidemiology, Biomarkers & Prevention
Cancer Epidemiol Biomarkers Prev (2021) 30 (1): 38–44.
https://doi.org/10.1158/1055-9965.EPI-20-0852
Published: 11 January 2021
View article titled, Impact of Cigarette Filter Ventilation on U.S. Smokers' Perceptions and Biomarkers of Exposure and Potential Harm
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Includes: Supplementary data
Journal Articles

Urine Concentrations of a Tobacco-Specific Nitrosamine Carcinogen in the U.S. Population from Secondhand Smoke Exposure

John T. Bernert, James L. Pirkle, Yang Xia, Ram B. Jain, David L. Ashley, Eric J. Sampson
Journal: Cancer Epidemiology, Biomarkers & Prevention
Cancer Epidemiol Biomarkers Prev (2010) 19 (11): 2969–2977.
https://doi.org/10.1158/1055-9965.EPI-10-0711
Published: 08 November 2010
View article titled, Urine Concentrations of a Tobacco-Specific Nitrosamine Carcinogen in the U.S. Population from Secondhand Smoke Exposure
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Journal Articles

Effect of Differing Levels of Tobacco-Specific Nitrosamines in Cigarette Smoke on the Levels of Biomarkers in Smokers

David L. Ashley, Richard J. O'Connor, John T. Bernert, Clifford H. Watson, Gregory M. Polzin, Ram B. Jain, David Hammond, Dorothy K. Hatsukami, Gary A. Giovino, K. Michael Cummings, Ann McNeill, Lion Shahab, Bill King, Geoffrey T. Fong, Liqin Zhang, Yang Xia, Xizheng Yan, Joan M. McCraw
Journal: Cancer Epidemiology, Biomarkers & Prevention
Cancer Epidemiol Biomarkers Prev (2010) 19 (6): 1389–1398.
https://doi.org/10.1158/1055-9965.EPI-10-0084
Published: 07 June 2010
View article titled, Effect of Differing Levels of Tobacco-Specific Nitrosamines in Cigarette Smoke on the Levels of Biomarkers in Smokers
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Journal Articles

Levels of Tobacco-Specific Nitrosamines and Polycyclic Aromatic Hydrocarbons in Mainstream Smoke from Different Tobacco Varieties

Yan S. Ding, Liqin Zhang, Ram B. Jain, Ntasha Jain, Richard Y. Wang, David L. Ashley, Clifford H. Watson
Journal: Cancer Epidemiology, Biomarkers & Prevention
Cancer Epidemiol Biomarkers Prev (2008) 17 (12): 3366–3371.
https://doi.org/10.1158/1055-9965.EPI-08-0320
Published: 08 December 2008
View article titled, Levels of Tobacco-Specific Nitrosamines and Polycyclic Aromatic Hydrocarbons in Mainstream Smoke from Different Tobacco Varieties
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