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1.

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.

Schmidtkunz, Christoph; Gries, Wolfgang; Küpper, Katja; Leng, Gabriele.

Anal Bioanal Chem ; 415(5): 975-989, 2023 Feb.

Artículo en Inglés | MEDLINE | ID: mdl-36633620

2.

Human Metabolism and Urinary Excretion Kinetics of Nonylphenol in Three Volunteers after a Single Oral Dose.

Ringbeck, Benedikt; Belov, Vladimir N; Schmidtkunz, Christoph; Küpper, Katja; Gries, Wolfgang; Weiss, Tobias; Brüning, Thomas; Hayen, Heiko; Bury, Daniel; Leng, Gabriele; Koch, Holger M.

Chem Res Toxicol ; 34(11): 2392-2403, 2021 11 15.

Artículo en Inglés | MEDLINE | ID: mdl-34735116

3.

Rapid and sensitive LC-MS-MS determination of 2-mercaptobenzothiazole, a rubber additive, in human urine.

Gries, Wolfgang; Küpper, Katja; Leng, Gabriele.

Anal Bioanal Chem ; 407(12): 3417-23, 2015 May.

Artículo en Inglés | MEDLINE | ID: mdl-25701422

4.

Analytical determination of specific 4,4'-methylene diphenyl diisocyanate hemoglobin adducts in human blood.

Gries, Wolfgang; Leng, Gabriele.

Anal Bioanal Chem ; 405(23): 7205-13, 2013 Sep.

Artículo en Inglés | MEDLINE | ID: mdl-23839327

5.

Excretion of mercapturic acids in human urine after occupational exposure to 2-chloroprene.

Eckert, Elisabeth; Leng, Gabriele; Gries, Wolfgang; Göen, Thomas.

Arch Toxicol ; 87(6): 1095-102, 2013 Jun.

Artículo en Inglés | MEDLINE | ID: mdl-23380765

6.

A validated LC-MS/MS method for the quantification of climbazole metabolites in human urine.

Schmidtkunz, Christoph; Küpper, Katja; Gries, Wolfgang; Leng, Gabriele.

J Chromatogr B Analyt Technol Biomed Life Sci ; 1173: 122677, 2021 Mar 29.

Artículo en Inglés | MEDLINE | ID: mdl-33848799

7.

2-Mercaptobenzothiazole in urine of children and adolescents in Germany - Human biomonitoring results of the German Environmental Survey 2014-2017 (GerES V).

Murawski, Aline; Schmied-Tobies, Maria I H; Schwedler, Gerda; Rucic, Enrico; Gries, Wolfgang; Schmidtkunz, Christoph; Küpper, Katja; Leng, Gabriele; Conrad, André; Kolossa-Gehring, Marike.

Int J Hyg Environ Health ; 228: 113540, 2020 07.

Artículo en Inglés | MEDLINE | ID: mdl-32353757

8.

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.

Schmidtkunz, Christoph; Gries, Wolfgang; Weber, Till; Leng, Gabriele; Kolossa-Gehring, Marike.

Int J Hyg Environ Health ; 222(3): 419-424, 2019 04.

Artículo en Inglés | MEDLINE | ID: mdl-30772154

9.

New specific and sensitive biomonitoring methods for chemicals of emerging health relevance.

Leng, Gabriele; Gries, Wolfgang.

Int J Hyg Environ Health ; 220(2 Pt A): 113-122, 2017 03.

Artículo en Inglés | MEDLINE | ID: mdl-27692573

10.

Biomarker of pyrethrum exposure.

Leng, Gabriele; Gries, Wolfgang; Selim, Sami.

Toxicol Lett ; 162(2-3): 195-201, 2006 Apr 10.

Artículo en Inglés | MEDLINE | ID: mdl-16257148

11.

Occurrence of chlorinated and brominated dioxins/furans, PCBs, and brominated flame retardants in blood of German adults.

Fromme, Hermann; Hilger, Bettina; Albrecht, Michael; Gries, Wolfgang; Leng, Gabriele; Völkel, Wolfgang.

Int J Hyg Environ Health ; 219(4-5): 380-8, 2016 07.

Artículo en Inglés | MEDLINE | ID: mdl-27067547

12.

Simultaneous determination of pyrethroid and pyrethrin metabolites in human urine by gas chromatography-high resolution mass spectrometry.

Leng, Gabriele; Gries, Wolfgang.

J Chromatogr B Analyt Technol Biomed Life Sci ; 814(2): 285-94, 2005 Jan 25.

Artículo en Inglés | MEDLINE | ID: mdl-15639450

13.

Steam sterilization and automatic dispensing of [18F]fludeoxyglucose (FDG) for injection.

Karwath, Pascal; Sartor, Johannes; Gries, Wolfgang; Wodarski, Christine; Dittmar, Claus; Biersack, Hans J; Guhlke, Stefan.

Appl Radiat Isot ; 62(4): 577-86, 2005 Apr.

Artículo en Inglés | MEDLINE | ID: mdl-15701412

14.

Quantitative analysis of unconjugated and total bisphenol A in human urine using solid-phase extraction and UPLC-MS/MS: method implementation, method qualification and troubleshooting.

Buscher, Brigitte; van de Lagemaat, Dick; Gries, Wolfgang; Beyer, Dieter; Markham, Dan A; Budinsky, Robert A; Dimond, Stephen S; Nath, Rajesh V; Snyder, Stephanie A; Hentges, Steven G.

J Chromatogr B Analyt Technol Biomed Life Sci ; 1005: 30-8, 2015 Nov 15.

Artículo en Inglés | MEDLINE | ID: mdl-26465088

15.

Biomonitoring following a chemical incident with acrylonitrile and ethylene in 2008.

Leng, Gabriele; Gries, Wolfgang.

Toxicol Lett ; 231(3): 360-4, 2014 Dec 15.

Artículo en Inglés | MEDLINE | ID: mdl-24960063

16.

Urinary metabolite excretion after oral dosage of bis(2-propylheptyl) phthalate (DPHP) to five male volunteers--characterization of suitable biomarkers for human biomonitoring.

Leng, Gabriele; Koch, Holger M; Gries, Wolfgang; Schütze, Andre; Langsch, Angelika; Brüning, Thomas; Otter, Rainer.

Toxicol Lett ; 231(2): 282-8, 2014 Dec 01.

Artículo en Inglés | MEDLINE | ID: mdl-24973492

17.

Development of a method for the determination of total bisphenol a at trace levels in human blood and urine and elucidation of factors influencing method accuracy and sensitivity.

Markham, Dan; Waechter, John; Budinsky, Robert; Gries, Wolfgang; Beyer, Dieter; Snyder, Stephanie; Dimond, Stephen; Rajesh, V N; Rao, Narayana; Connolly, Paul; Neeley, Mark; Hentges, Steven.

J Anal Toxicol ; 38(4): 194-203, 2014 May.

Artículo en Inglés | MEDLINE | ID: mdl-24567285

18.

Reliable quantitation of ß-hydroxyethoxyacetic acid in human urine by an isotope-dilution GC-MS procedure.

Eckert, Elisabeth; Gries, Wolfgang; Göen, Thomas; Leng, Gabriele.

J Chromatogr B Analyt Technol Biomed Life Sci ; 935: 80-4, 2013 Sep 15.

Artículo en Inglés | MEDLINE | ID: mdl-23954659

19.

Analytical method for the sensitive determination of major di-(2-propylheptyl)-phthalate metabolites in human urine.

Gries, Wolfgang; Ellrich, Dietmar; Küpper, Katja; Ladermann, Birgit; Leng, Gabriele.

J Chromatogr B Analyt Technol Biomed Life Sci ; 908: 128-36, 2012 Nov 01.

Artículo en Inglés | MEDLINE | ID: mdl-23040987

20.

A method for the simultaneous determination of mercapturic acids as biomarkers of exposure to 2-chloroprene and epichlorohydrin in human urine.

Eckert, Elisabeth; Leng, Gabriele; Gries, Wolfgang; Göen, Thomas.

J Chromatogr B Analyt Technol Biomed Life Sci ; 889-890: 69-76, 2012 Mar 15.

Artículo en Inglés | MEDLINE | ID: mdl-22342446

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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.

Human Metabolism and Urinary Excretion Kinetics of Nonylphenol in Three Volunteers after a Single Oral Dose.

Rapid and sensitive LC-MS-MS determination of 2-mercaptobenzothiazole, a rubber additive, in human urine.

Analytical determination of specific 4,4'-methylene diphenyl diisocyanate hemoglobin adducts in human blood.

Excretion of mercapturic acids in human urine after occupational exposure to 2-chloroprene.

A validated LC-MS/MS method for the quantification of climbazole metabolites in human urine.

2-Mercaptobenzothiazole in urine of children and adolescents in Germany - Human biomonitoring results of the German Environmental Survey 2014-2017 (GerES V).

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.

New specific and sensitive biomonitoring methods for chemicals of emerging health relevance.

Biomarker of pyrethrum exposure.

Occurrence of chlorinated and brominated dioxins/furans, PCBs, and brominated flame retardants in blood of German adults.

Simultaneous determination of pyrethroid and pyrethrin metabolites in human urine by gas chromatography-high resolution mass spectrometry.

Steam sterilization and automatic dispensing of [18F]fludeoxyglucose (FDG) for injection.

Quantitative analysis of unconjugated and total bisphenol A in human urine using solid-phase extraction and UPLC-MS/MS: method implementation, method qualification and troubleshooting.

Biomonitoring following a chemical incident with acrylonitrile and ethylene in 2008.

Urinary metabolite excretion after oral dosage of bis(2-propylheptyl) phthalate (DPHP) to five male volunteers--characterization of suitable biomarkers for human biomonitoring.

Development of a method for the determination of total bisphenol a at trace levels in human blood and urine and elucidation of factors influencing method accuracy and sensitivity.

Reliable quantitation of ß-hydroxyethoxyacetic acid in human urine by an isotope-dilution GC-MS procedure.

Analytical method for the sensitive determination of major di-(2-propylheptyl)-phthalate metabolites in human urine.

A method for the simultaneous determination of mercapturic acids as biomarkers of exposure to 2-chloroprene and epichlorohydrin in human urine.