Johannes Engl

Relationship between machine-derived smoke yields and biomarkers in cigarette smokers in Germany

Gerhard Scherer, Johannes Engl, Michael Urban et al. · Regulatory Toxicology and Pharmacology · 2006 · 171 citations

Tobacco Cessation, Tobacco Control, Tobacco Use +9

A liquid chromatography/tandem mass spectrometry (LC-MS/MS) method for the determination of phenolic polycyclic aromatic hydrocarbons (OH-PAH) in urine of non-smokers and smokers

Bernhard Ramsauer, Katharina Sterz, Heinz‐Werner Hagedorn et al. · Analytical and Bioanalytical Chemistry · 2010 · 75 citations

Gas Chromatography, Medicine, Mass Spectrometry +7

Evaluation of urinary 1-hydroxypyrene,<i>S</i>-phenylmercapturic acid,<i>trans</i>,<i>trans</i>-muconic acid, 3-methyladenine, 3-ethyladenine, 8-hydroxy-2′-deoxyguanosine and thioethers as biomarkers of exposure to cigarette smoke

Shixia Feng, Hans J. Roethig, Qiuli Liang et al. · Biomarkers · 2006 · 56 citations

Influence of Smoking Charcoal Filter Tipped Cigarettes on Various Biomarkers of Exposure

Gerhard Scherer, Michael Urban, Johannes Engl et al. · Inhalation Toxicology · 2006 · 41 citations

Urinary Excretion of Phenolic Polycyclic Aromatic Hydrocarbons (OH-PAH) in Nonsmokers and in Smokers of Cigarettes with Different ISO Tar Yields

Heinz‐Werner Hagedorn, Gerhard Scherer, Johannes Engl et al. · Journal of Analytical Toxicology · 2009 · 30 citations · Full text