König, Stefan

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2020

Klont, Frank; Jahn, Sandra; Grivet, Chantal; König, Stefan; Bonner, Ron; Hopfgartner, Gérard (2020). SWATH data independent acquisition mass spectrometry for screening of xenobiotics in biological fluids: Opportunities and challenges for data processing. Talanta, 211, p. 120747. Elsevier 10.1016/j.talanta.2020.120747

2019

Hädener, Marianne; König, Stefan; Weinmann, Wolfgang (2019). Quantitative determination of CBD and THC and their acid precursors in confiscated cannabis samples by HPLC-DAD. Forensic science international, 299, pp. 142-150. Elsevier Scientific Publ. Ireland 10.1016/j.forsciint.2019.03.046

Grafinger, Katharina; Wilke, Andreas; König, Stefan; Weinmann, Wolfgang (2019). Investigating the ability of the microbial model Cunninghamella elegans for the metabolism of synthetic tryptamines. Drug testing and analysis, 11(5), pp. 721-729. Wiley 10.1002/dta.2544

2018

Schröck, Alexandra; Henzi, Anna; Bütikofer, Peter; König, Stefan; Weinmann, Wolfgang (2018). Determination of the formation rate of phosphatidylethanol by phospholipase D (PLD) in blood and test of two selective PLD inhibitors. Alcohol, 73, pp. 1-7. Elsevier 10.1016/j.alcohol.2018.03.003

Grafinger, Katharina Elisabeth; Stahl, Katja; Wilke, Andreas; König, Stefan; Weinmann, Wolfgang (2018). In vitro phase I metabolism of three phenethylamines 25D-NBOMe, 25E-NBOMe and 25N-NBOMe using microsomal and microbial models. Drug testing and analysis, 10(10), pp. 1607-1626. Wiley 10.1002/dta.2446

Bruni, Pia Simona; Grafinger, Katharina; Nussbaumer, Susanne; König, Stefan; Schürch, Stefan; Weinmann, Wolfgang (2018). Study of the in vitro and in vivo metabolism of 4-HO-MET. Forensic science international, 290, pp. 103-110. Elsevier Scientific Publ. Ireland 10.1016/j.forsciint.2018.06.037

Fabritius, Marie Claire Michèle; Broillet, Alain; König, Stefan; Weinmann, Wolfgang (2018). Analysis of volatiles in fire debris by combination of activated charcoal strips (ACS) and automated thermal desorption-gas chromatography-mass spectrometry (ATD/GC-MS). Forensic science international, 289, pp. 232-237. Elsevier Scientific Publ. Ireland 10.1016/j.forsciint.2018.05.048

Heeb, Thomas; Bernhard, Werner; Nussbaumer, Susanne; König, Stefan (2018). Ionenmobilitätsspektrometrie. Detektion von Betäubungsmittelkontaminationen an Schweizer Banknoten mit Sicherung einer B-Probe für die Bestätigungsanalyse im forensisch-chemischen Laboratorium. Kriminalistik, 2018(6), pp. 397-403. Kriminalistik Verlag

Grafinger, Katharina; Hädener, Marianne; König, Stefan; Weinmann, Wolfgang (2018). Study of the in vitro and in vivo metabolism of the tryptamine 5-MeO-MiPT using human liver microsomes and real case samples. Drug testing and analysis, 10(3), pp. 562-574. Wiley 10.1002/dta.2245

Hösli, Raphael; König, Stefan; Mühlebach, Stefan F. (2018). Development and Validation of an LC-MS/MS Method and Comparison with a GC-MS Method to Measure Phenytoin in Human Brain Dialysate, Blood, and Saliva. Journal of analytical methods in chemistry, 2018, pp. 1-8. Hindawi 10.1155/2018/8274131

2017

Luginbühl, Marc Joel; König, Stefan; Schürch, Stefan; Weinmann, Wolfgang (2017). Evaluation of N-acetyltaurine as an ethanol marker in human blood. Alcohol, 65, pp. 11-18. Elsevier 10.1016/j.alcohol.2017.05.007

Hädener, Marianne; Martin Fabritius, Marie; König, Stefan; Giroud, Christian; Weinmann, Wolfgang (2017). Assessing cannabis consumption frequency: Is the combined use of free and glucuronidated THCCOOH blood levels of diagnostic utility? Drug testing and analysis, 9(7), pp. 1043-1051. Wiley 10.1002/dta.2114

Hädener, Marianne; Weinmann, Wolfgang; van Staveren, Dave R; König, Stefan (2017). Rapid quantification of free and glucuronidated THCCOOH in urine using coated well plates and LC–MS/MS analysis. Bioanalysis, 9(5), pp. 485-496. Future Science 10.4155/bio-2016-0281

Zürcher, Patrick; Gerber, Daniel; Schai, Nadia; Nebiker, Mathias; König, Stefan; Schefold, Joerg C. (2017). Calypso's spell: accidental near-fatal thiacloprid intoxication. Clinical case reports, 5(10), pp. 1672-1675. Wiley 10.1002/ccr3.1146

2016

Hädener, Marianne; Bruni, Pia S; Weinmann, Wolfgang; Frübis, Matthias; König, Stefan (2016). Accelerated quantification of amphetamine enantiomers in human urine using chiral liquid chromatography and on-line column-switching coupled with tandem mass spectrometry. Analytical and bioanalytical chemistry, 409(5), pp. 1291-1300. Springer 10.1007/s00216-016-0056-1

Hädener, Marianne; Weinmann, Wolfgang; Frübis, M; König, Stefan (28 August 2016). Stereoselective quantification of amphetamine in hair by column-switching LC-MS/MS (Unpublished). In: TIAFT. Brisbane.

Luginbühl, Marc Joel; Rutjens, Sofie; König, Stefan; Furrer, Julien; Weinmann, Wolfgang (2016). N-Acetyltaurine as a novel urinary ethanol marker in a drinking study. Analytical and bioanalytical chemistry, 408(26), pp. 7529-7536. Springer 10.1007/s00216-016-9855-7

Schröck, Alexandra; Pfäffli, Matthias; König, Stefan; Weinmann, Wolfgang (2016). Application of phosphatidylethanol (PEth) in whole blood in comparison to ethyl glucuronide in hair (hEtG) in driving aptitude assessment (DAA). International journal of legal medicine, 130(6), pp. 1527-1533. Springer 10.1007/s00414-016-1394-4

Buck, Ursula; Campana, Lorenzo; König, Stefan; Nussbaumer, Susanne; Weinmann, Wolfgang (May 2016). Verkehrsunfall mit Fahrerflucht - Überführung des Verursachers dank der forensischen 3D-Rekonstruktion (Unpublished). In: SGRM Sommertagung. Bergün. 28.05.2016.

Luginbühl, Marc Joel; Schröck, Alexandra; König, Stefan; Schürch, Stefan; Weinmann, Wolfgang (2016). Determination of fatty acid ethyl esters in dried blood spots by LC-MS/MS as markers for ethanol intake: application in a drinking study. Analytical and bioanalytical chemistry, 408(13), pp. 3503-3509. Springer 10.1007/s00216-016-9426-y

Bernhard, Werner; Jackowski, Christian; König, Stefan; Nussbaumer, Susanne; Weinmann, Wolfgang (February 2016). Analysis of Cannabis for the presence of pesticides and adulterants with high resolution tandem mass spectrometry. (Unpublished). In: American Academy of Forensic Sciences. Las Vegas, Nevada, USA. 22.-27.02.2016.

Hädener, Marianne; Weinmann, Wolfgang; Schürch, Stefan; König, Stefan (2016). Development of a rapid column-switching LC-MS/MS method for the quantification of THCCOOH and THCCOOH-glucuronide in whole blood for assessing cannabis consumption frequency. Analytical and bioanalytical chemistry, 408(7), pp. 1953-1962. Springer 10.1007/s00216-016-9311-8

Schröck, Alexandra; Hernández Redondo, Ana; Martin Fabritius, Marie; König, Stefan; Weinmann, Wolfgang (2016). Phosphatidylethanol (PEth) in blood samples from "driving under the influence" cases as indicator for prolonged excessive alcohol consumption. International journal of legal medicine, 130(2), pp. 393-400. Springer 10.1007/s00414-015-1300-5

Pfäffli, Matthias; König, Stefan; Srivastava, Simone (2016). Synthetischer Urin. Rechtsmedizin, 26(2), pp. 103-108. Springer-Medizin-Verlag 10.1007/s00194-015-0076-8

Hädener, Marianne; Weinmann, Wolfgang; König, Stefan (2016). Assessing Cannabis Consumption Frequency: Is the Quantification of Free and Glucuronidated THCCOOH in Blood the Key? CHIMIA, 70(7), p. 554. Schweizerische Chemische Gesellschaft 10.2533/chimia.2016.554

Hädener, Marianne; Weinmann, Wolfgang; Frübis, M; König, Stefan (2016). Stereoselective quantification of amphetamine in hair by column-switching LC-MS/MS. (Unpublished). In: TIAFT. Brisbane, Astralia. 28.08.-01.09.2016.

2015

Ambach, Lars; Hernández Redondo, Ana; König, Stefan; Angerer, Verena; Schürch, Stefan; Weinmann, Wolfgang (2015). Detection and quantification of 56 new psychoactive substances in whole blood and urine by LC-MS/MS. Bioanalysis, 7(9), pp. 1119-1136. Future Science 10.4155/bio.15.48

2014

Just Pedersen, Anders; Ambach, Lars; König, Stefan; Weinmann, Wolfgang (2014). Electrochemical simulation of phase I metabolism for 21 drugs using four different working electrodes in an automated screening setup with MS detection. Bioanalysis, 6(19), pp. 2607-2621. Future Science 10.4155/bio.14.166

Ambach, Lars; Penitschka, Franziska; Broillet, Alain; König, Stefan; Weinmann, Wolfgang; Bernhard, Werner (2014). Simultaneous quantification of delta-9-THC, THC-acid A, CBN and CBD in seized drugs using HPLC-DAD. Forensic science international, 243, pp. 107-111. Elsevier Scientific Publ. Ireland 10.1016/j.forsciint.2014.06.008

Ambach, Lars; Hernandez, Ana; König, Stefan; Weinmann, Wolfgang (2014). Rapid and simple LC-MS/MS-Screening of 64 novel psychoactive substances using dried blood spots. Drug testing and analysis, 6(4), pp. 367-375. Wiley 10.1002/dta.1505

Raikos, Nikolaos; Schmid, Helene; Nussbaumer, Susanne; Ambach, Lars; Lanz, Stephan; Längin, Andreas; König, Stefan; Roth, Nadine; Auwärter, Volker; Weinmann, Wolfgang (2014). Determination of Δ9-tetrahydrocannabinolic acid A (Δ9-THCA-A) in whole blood and plasma by LC–MS/MS and application in authentic samples from drivers suspected of driving under the influence of cannabis. Forensic science international, 243, pp. 130-136. Elsevier Scientific Publ. Ireland 10.1016/j.forsciint.2014.07.026

2013

Schröck, Alexandra; Hari, Yvonne; König, Stefan; Auwärter, Volker; Schürch, Stefan; Weinmann, Wolfgang (2013). Pharmacokinetics of GHB and detection window in Serum and Urine after single uptake of a low dose of GLB - an Experiment with two volunteers. Drug testing and analysis, 6(4), pp. 363-366. Wiley 10.1002/dta.1498

Hösli, Raphael; Tobler, Andrea; König, Stefan; Mühlebach, Stefan (2013). A quantitative phenytoin GC-MS method and it's validation for samples from human ex situ brain microdialysis, blood and saliva using solid-phase extraction. Journal of analytical toxicology, 37(2), pp. 102-109. Oxford University Press 10.1093/jat/bks137

2012

Redondo, Ana Hernández; Körber, Christiane; König, Stefan; Längin, Andreas; Al-Ahmad, Ali; Weinmann, Wolfgang (2012). Inhibition of bacterial degradation of EtG by collection as dried urine spots (DUS). Analytical and bioanalytical chemistry, 402(7), pp. 2417-24. Heidelberg: Springer-Verlag 10.1007/s00216-011-5687-7

2011

König, Stefan; Aebi, Beat; Lanz, Stephan; Gasser, Martina; Weinmann, Wolfgang (2011). On-line SPE LC-MS/MS for the quantification of Δ9-tetrahydrocannabinol (THC) and its two major metabolites in human peripheral blood by liquid chromatography tandem mass spectrometry. Analytical and bioanalytical chemistry, 400(1), pp. 9-16. Heidelberg: Springer-Verlag 10.1007/s00216-011-4708-x

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