Publications by authors named "Gabriele Leng"

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Human biomonitoring of 2,4-di-tert-butylphenol: determination of the parent substance and a novel, specific metabolite in urine by UHPLC-MS/MS.
Christoph Schmidtkunz, Katja Küpper, Frank Leßmann, Volkmar Wendisch, Oliver Seidelmann, Gabriele Leng

Anal Bioanal Chem· January 2026

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Human Biomonitoring of Butylated Hydroxytoluene (BHT) in Germany: Methods, Exposure Levels, and Health-Based Interpretation.
Christoph Schmidtkunz, Isabell Schönrath, Aline Murawski, Katja Küpper, Nora Lemke, Gabriele Leng

Med Lav· December 2025

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A UPLC-MS/MS method for the determination of 2-nitro-1,3-propanediol, a metabolite of Bronopol, in human urine.
Isabell Schönrath, Christoph Schmidtkunz, Katja Küpper, Edgar Leibold, Gabriele Leng

Anal Methods· October 2025

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Human metabolism and excretion kinetics of Bronopol after oral administration.
Isabell Schönrath, Christoph Schmidtkunz, Katharina E Ebert, Katja Küpper, Thomas Brüning, Gabriele Leng

Arch Toxicol· August 2025

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Exposure of young German adults to the anti-dandruff agent climbazole from 2002 to 2022: Analysis of specific biomarkers in urinary samples.
Isabell Schönrath, Christoph Schmidtkunz, Katja Küpper, Till Weber, Gabriele Leng

Chemosphere· November 2024

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Human urinary excretion kinetics of the antimycotic climbazole: Biomonitoring of two new metabolites after oral and dermal dosage.
Isabell Schönrath, Christoph Schmidtkunz, Katharina E Ebert, Katja Küpper, Thomas Brüning, Gabriele Leng

Toxicol Lett· August 2024

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A time trend of urinary 4-methylbenzylidene camphor metabolites in young adults from Germany.
Christoph Schmidtkunz, Katja Küpper, Till Weber, Gabriele Leng, Marike Kolossa-Gehring

Environ Res· July 2023

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A "dilute-and-shoot" column-switching UHPLC-MS/MS procedure for the rapid determination of branched nonylphenol in human urine: method optimisation and some fundamental aspects of nonylphenol analysis.
Christoph Schmidtkunz, Wolfgang Gries, Katja Küpper, Gabriele Leng

Anal Bioanal Chem· February 2023

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Human Metabolism and Urinary Excretion Kinetics of Nonylphenol in Three Volunteers after a Single Oral Dose.
Benedikt Ringbeck, Vladimir N Belov, Christoph Schmidtkunz, Katja Küpper, Wolfgang Gries, Gabriele Leng

Chem Res Toxicol· November 2021

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A validated LC-MS/MS method for the quantification of climbazole metabolites in human urine.
Christoph Schmidtkunz, Katja Küpper, Wolfgang Gries, Gabriele Leng

J Chromatogr B Analyt Technol Biomed Life Sci· May 2021

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Metabolites of 4-methylbenzylidene camphor (4-MBC), butylated hydroxytoluene (BHT), and tris(2-ethylhexyl) trimellitate (TOTM) in urine of children and adolescents in Germany - human biomonitoring results of the German Environmental Survey GerES V (2014-2017).
Aline Murawski, Maria I H Schmied-Tobies, Enrico Rucic, Christoph Schmidtkunz, Katja Küpper, Gabriele Leng

Environ Res· January 2021

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Towards a systematic use of effect biomarkers in population and occupational biomonitoring.
Maryam Zare Jeddi, Nancy B Hopf, Susana Viegas, Anna Bal Price, Alicia Paini, Gabriele Leng

Environ Int· January 2021

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Hexamoll® DINCH and DPHP metabolites in urine of children and adolescents in Germany. Human biomonitoring results of the German Environmental Survey GerES V, 2014-2017.
Gerda Schwedler, André Conrad, Enrico Rucic, Holger M Koch, Gabriele Leng

Int J Hyg Environ Health· August 2020

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2-Mercaptobenzothiazole in urine of children and adolescents in Germany - Human biomonitoring results of the German Environmental Survey 2014-2017 (GerES V).
Aline Murawski, Maria I H Schmied-Tobies, Gerda Schwedler, Enrico Rucic, Wolfgang Gries, Gabriele Leng

Int J Hyg Environ Health· July 2020

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A biomonitoring study assessing the exposure of young German adults to butylated hydroxytoluene (BHT).
Christoph Schmidtkunz, Katja Küpper, Till Weber, Gabriele Leng, Marike Kolossa-Gehring

Int J Hyg Environ Health· July 2020

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Internal exposure of young German adults to di(2-propylheptyl) phthalate (DPHP): Trends in 24-h urine samples from the German Environmental Specimen Bank 1999-2017.
Christoph Schmidtkunz, Wolfgang Gries, Till Weber, Gabriele Leng, Marike Kolossa-Gehring

Int J Hyg Environ Health· April 2019

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New specific and sensitive biomonitoring methods for chemicals of emerging health relevance.
Gabriele Leng, Wolfgang Gries

Int J Hyg Environ Health· March 2017

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New human biomonitoring methods for chemicals of concern-the German approach to enhance relevance.
Marike Kolossa-Gehring, Ulrike Fiddicke, Gabriele Leng, Jürgen Angerer, Birgit Wolz

Int J Hyg Environ Health· March 2017

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Occurrence of chlorinated and brominated dioxins/furans, PCBs, and brominated flame retardants in blood of German adults.
Hermann Fromme, Bettina Hilger, Michael Albrecht, Wolfgang Gries, Gabriele Leng

Int J Hyg Environ Health· July 2016

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Screening for bladder cancer with urinary tumor markers in chemical workers with exposure to aromatic amines.
Beate Pesch, Dirk Taeger, Georg Johnen, Katarzyna Gawrych, Nadine Bonberg, Gabriele Leng

Int Arch Occup Environ Health· May 2015

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Rapid and sensitive LC-MS-MS determination of 2-mercaptobenzothiazole, a rubber additive, in human urine.
Wolfgang Gries, Katja Küpper, Gabriele Leng

Anal Bioanal Chem· May 2015

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Biomonitoring following a chemical incident with acrylonitrile and ethylene in 2008.
Gabriele Leng, Wolfgang Gries

Toxicol Lett· December 2014

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Urinary metabolite excretion after oral dosage of bis(2-propylheptyl) phthalate (DPHP) to five male volunteers--characterization of suitable biomarkers for human biomonitoring.
Gabriele Leng, Holger M Koch, Wolfgang Gries, Andre Schütze, Angelika Langsch

Toxicol Lett· December 2014

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Chromosomal alterations in exfoliated urothelial cells from bladder cancer cases and healthy men: a prospective screening study.
Nadine Bonberg, Beate Pesch, Thomas Behrens, Georg Johnen, Dirk Taeger, Gabriele Leng

BMC Cancer· November 2014

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Reliable quantitation of β-hydroxyethoxyacetic acid in human urine by an isotope-dilution GC-MS procedure.
Elisabeth Eckert, Wolfgang Gries, Thomas Göen, Gabriele Leng

J Chromatogr B Analyt Technol Biomed Life Sci· September 2013

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