Sys Stybe Johansen
Associate Professor
Section of Forensic Chemistry
Frederik V's Vej 11
2100 København Ø
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Medicin, narkotika og færdselsuheld
Barnhoft, I. M., Steentoft, A., Johansen, Sys Stybe & Klitgaard, N. A., 2005, København.Research output: Book/Report › Report › Communication
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Drugs in injured drivers in Denmark
Bernhoft, I. M., Steentoft, A., Johansen, Sys Stybe, Klitgaard, N. A., Larsen, L. B. & Hansen, L. B., 2005, In: Forensic Science International. 150, 2-3, p. 181-189Research output: Contribution to journal › Journal article › Research › peer-review
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Postmortem Blood Concentrations of R- and S-Enantiomers of Methadone and EDDP in Drug Users: Influence of Co-Medication and P-glycoprotein Genotype
Buchard, Anders, Linnet, Kristian, Johansen, Sys Stybe, Munkholm, Julie, Fregerslev, M. & Morling, Niels, 2010, In: Journal of Forensic Sciences. 55, 2, p. 457-63 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Hair cortisol concentrations in decedents with severe mental illness – An autopsy-based cohort study
Busch, Johannes Rødbro, Wang, X., Lynnerup, Niels, Jacobsen, Christina, Jørgensen, Martin Balslev, Linnet, Kristian, Johansen, Sys Stybe & Banner, Jytte, Jul 2021, In: Forensic Science International: Reports. 3, 5 p., 100173.Research output: Contribution to journal › Journal article › Research › peer-review
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Clinical signs in a non-Parkinson’s patient from therapeutic doses of pramipexol given in error – and antidotal reversal
Bøgevig, S., Johansen, Sys Stybe, Kruse, H. & Heogberg, L., 24 May 2019, In: Clinical Toxicology. 57, 6, p. 511 1 p., 190.Research output: Contribution to journal › Conference abstract in journal › Research › peer-review
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Overlevelse efter svær ecstasyforgiftning
Dahl, M. K., Johansen, Sys Stybe, Ramlau, J. & Jensen, K. A., 3 Nov 2008, In: Ugeskrift for Laeger. 170, 45Research output: Contribution to journal › Journal article › Research › peer-review
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Overlevelse efter svær ecstacyforgiftning
Dahl, M. K., Johansen, Sys Stybe, Ramlau, J. & Jensen, K. A., 2008, In: Ugeskrift for læger. 170, 45, p. 3678-9 2 p.Research output: Contribution to journal › Journal article › Research › peer-review
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In vitro and in vivo metabolism and detection of 3-HO-PCP, a synthetic phencyclidine, in human samples and pooled human hepatocytes using high resolution mass spectrometry
Davidsen, A. B., Mardal, Marie, Johansen, Sys Stybe, Dalsgaard, Petur Weihe & Linnet, Kristian, 2020, In: Drug Testing and Analysis. 12, 7, p. 987-993 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Ketamine analogues: Comparative toxicokinetic in vitro–in vivo extrapolation and quantification of 2-fluorodeschloroketamine in forensic blood and hair samples
Davidsen, A. B., Mardal, Marie, Holm, N. B., Andreasen, A. K., Johansen, Sys Stybe, Noble, C., Dalsgaard, Petur Weihe & Linnet, Kristian, 20 Feb 2020, In: Journal of Pharmaceutical and Biomedical Analysis. 180, 113049.Research output: Contribution to journal › Journal article › Research › peer-review
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Effects of a single dose of psilocybin on behaviour, brain 5-HT2A receptor occupancy and gene expression in the pig
Donovan, L. L., Johansen, Jens Vilstrup, Ros, N. F., Jaberi, E., Linnet, Kristian, Johansen, Sys Stybe, Ozenne, Brice Maxime Hugues, Issazadeh-Navikas, Shohreh, Hansen, H. D. & Knudsen, Gitte Moos, 2021, In: European Neuropsychopharmacology. 42, p. 1-11Research output: Contribution to journal › Journal article › Research › peer-review
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Bionedbrydning af tjærestoffer i jord og grundvand
Dyreborg, S., Broholm, K., Johansen, Sys Stybe, Arvin, E. & Licht, D., 1999, In: Vand og Jord. 6, 3, p. 84-91Research output: Contribution to journal › Journal article › Research › peer-review
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In vivo imaging of cerebral serotonin transporter and serotonin2A receptor binding in 3,4 - methylenedioxymethamphetamine (MDMA or "Ecstasy") and hallucinogen users
Erritzøe, D. F., Frøkjær, Vibe Gedsø, Holst, K. K., Christoffersen, M., Johansen, Sys Stybe, Svarer, C., Madsen, J., Rasmussen, P. M., Ramsøy, T., Jernigan, T. L. & Knudsen, Gitte Moos, 2011, In: Archives of General Psychiatry. 68, 6, p. 562-576 15 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Segmental hair analysis of olanzapine and N-desmethyl-olanzapine in postmortem hair from mentally ill patients by LC–MS/MS
Günther, K. N., Banner, Jytte, Linnet, Kristian & Johansen, Sys Stybe, 25 Oct 2020, In: Journal of Pharmaceutical and Biomedical Analysis. 190, 9 p., 113510.Research output: Contribution to journal › Journal article › Research › peer-review
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Postmortem segmental hair analysis: analysing frequently used antipsychotics in long-term consumers
Günther, K. N. & Johansen, Sys Stybe, 2021, In: TIAFT Bulletin. 51, 1, p. 19-26Research output: Contribution to journal › Journal article › Research › peer-review
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Segmental Analysis of Chlorprothixene and Desmethylchlorprothixene in Postmortem Hair
Günther, K. N., Johansen, Sys Stybe, Wicktor, P., Banner, Jytte & Linnet, Kristian, 1 Nov 2018, In: Journal of Analytical Toxicology. 42, 9, p. 642-649Research output: Contribution to journal › Journal article › Research › peer-review
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Post-mortem quetiapine concentrations in hair segments of psychiatric patients - Correlation between hair concentration, dose and concentration in blood
Günther, K. N., Johansen, Sys Stybe, Nielsen, Marie Katrine Klose, Wicktor, P., Banner, Jytte & Linnet, Kristian, Apr 2018, In: Forensic Science International. 285, p. 58-64 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Distribution of zopiclone and main metabolites in hair following a single dose
Hansen, Stine Lund, Johansen, Sys Stybe, Nielsen, Marie Katrine Klose, Nilsson, G. & Kronstrand, R., Jan 2020, In: Forensic Science International. 306, 9 p., 110074.Research output: Contribution to journal › Journal article › Research › peer-review
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MDPV, Nu også i Danmark – første dokumenterede dødsfald. Møde ved Dansk selskab for Retsmedicin og Dansk Selskab for Ulykkes- og Skadeforbyggelse
Heiumbürger, R. & Johansen, Sys Stybe, 3 Nov 2011.Research output: Contribution to conference › Poster › Research
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Prolonged clinical course from suspected verapamil bezoar formation in an intentional massive overdose from verapamil and enalapril.
Hoegsberg, L., Johansen, Sys Stybe, Petersen, T., Palmqvist, D. & Boegevig, S., 2019, In: Clinical Toxicology. 57, 6, p. 515 1 p., 198.Research output: Contribution to journal › Conference abstract in journal › Research › peer-review
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Screening of Danish traffic cases for synthetic cannabinoids in whole blood by LC-MS/MS
Holm, N. B., Pineda, R., Andersen, D. W., Rasmussen, Brian Schou, Dalsgaard, Petur Weihe, Hoegberg, L., Johansen, Sys Stybe & Linnet, Kristian, 2013, In: Scandinavian Journal of Forensic Science. 19, 2, p. 31-37 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Identification of phenobarbital and other barbiturates in forensic drug screening using positive electrospray ionization liquid chromatography−high resolution mass spectrometry
Høj, L. J., Mollerup, Christian Brinch, Rasmussen, Brian Schou, Johansen, Sys Stybe, Linnet, Kristian & Dalsgaard, Petur Weihe, Aug 2019, In: Drug Testing and Analysis. 11, 8, p. 1258-1263Research output: Contribution to journal › Journal article › Research › peer-review
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The significance of sampling time in therapeutic drug monitoring of clozapine
Jakobsen, M. I., Larsen, J. R., Svensson, C. K., Johansen, Sys Stybe, Linnet, Kristian, Nielsen, J. & Fink-Jensen, Anders, Feb 2017, In: Acta Psychiatrica Scandinavica. 135, 2, p. 159-169 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Amitriptyline accumulation in tissues after coated activated charcoal hemoperfusion—a randomized controlled animal poisoning model
Jansen, T., Hoegberg, L. C. G., Eriksen, Thomas, Dalhoff, Kim, Belhage, B. & Johansen, Sys Stybe, Oct 2019, In: Naunyn-Schmiedeberg's Archives of Pharmacology. 392, 10, p. 1285–1292Research output: Contribution to journal › Journal article › Research › peer-review
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Amitriptyline accumulation in tissues after coated activated charcoal hemoperfusion: a randomized controlled animal poisoning model
Jansen, T., Hoegberg, L. C. G., Eriksen, Thomas, Dalhoff, Kim, Belhage, B. & Johansen, Sys Stybe, 2018, In: Clinical Toxicology. 56, 6, p. 513-513 133.Research output: Contribution to journal › Conference abstract in journal › Research › peer-review
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Sensitive, automatic method for the determination of diazepam and its five metabolites in human oral fluid by online solid-phase extraction and liquid chromatography with tandem mass spectrometry
Jiang, F., Rao, Y., Wang, R., Johansen, Sys Stybe, Ni, C., Liang, C., Zheng, S., Ye, H. & Zhang, Y., May 2016, In: Journal of Separation Science. 39, 10, p. 1873-1883 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Gamma-Hydroxybutyrate (GHB) Content in Hair Samples Correlates Negatively with Age in Succinic Semialdehyde Dehydrogenase Deficiency
Johansen, Sys Stybe, Wang, X., Pedersen, D. S., Pearl, P. L., Roullet, J., Ainslie, G. R., Vogel, K. R. & Gibson, K. M., 2017, JIMD Reports. Springer, Vol. 36. p. 93-98 6 p. (JIMD Reports).Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review
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Quantitative analysis of cocaine and its metabolites in whole blood and urine by high-performance liquid chromatography coupled with tandem mass spectrometry
Johansen, Sys Stybe & Bhatia, H. M., 2007, In: Journal of Chromatography B-Analytical Technologies in the Biomedical and Life Sciences. 852, 1-2, p. 338-344 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
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[Fatal cases of poisoning in eastern Denmark during a five-year period (1998-2002)].
Johansen, Sys Stybe, Jacobsen, Christina, Müller, Irene Breum, Petersen, H., Simonsen, Kirsten Wiese, Kringsholm, B. & Steentoft, A., Sep 2006, In: Ugeskrift for læger. 168, p. 3326-3331 6 p., 17032599 .Research output: Contribution to journal › Journal article › Research › peer-review
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Chiral analysis of methadone and its main metabolite EDDP in postmortem blood by liquid chromatography-mass spectrometry
Johansen, Sys Stybe & Linnet, Kristian, Sep 2008, In: Journal of Analytical Toxicology. 32, 7, p. 499–504Research output: Contribution to journal › Journal article › Research › peer-review
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Three fatal cases of PMA and PMMA poisoning in Denmark.
Johansen, Sys Stybe, Hansen, A., Müller, Irene Breum, Banner, Jytte & Franzmann, M., 2003, In: Journal of Analytical Toxicology. 27Research output: Contribution to journal › Journal article › Research › peer-review
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Analysis of Creosote and Oil in Aqueous Contaminations by SPME
Johansen, Sys Stybe, 1999, Applications of Solid Phase Microextraction. Letchworth, UK: Royal Society of Chemistry, p. 238-247Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
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A fatal case of amlodipine poisoning
Johansen, Sys Stybe & Genner, J., 2003, In: Journal of Clinical Forensic Medicine. 10, 3, p. 169-172Research output: Contribution to journal › Journal article › Research › peer-review
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Trace Analysis of Hetero Aromatic Compounds (NSO) in Water and Polluted Groundwater by Solid Phase Micro-Extraction (SPME)
Johansen, Sys Stybe & Pawliszyn, J., 1996, In: Journal of Separation Science. 19, 11, p. 627-632Research output: Contribution to journal › Journal article › Research › peer-review
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Detection of the antipsychotic drug quetiapine in the blood, urine and hair samples of the victim of a drug-facilitated sexual assault
Johansen, Sys Stybe, Jan 2017, In: Forensic Science International. 270, p. e12-e15 4 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Intoxications detected by hair analysis of bleached and non-bleached hair
Johansen, Sys Stybe & Windberg, C. N., Jun 2014, In: Toxicologie Analytique et Clinique. 26, 2, p. S7 1 p., O6.Research output: Contribution to journal › Conference abstract in journal › Research › peer-review
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Simultaneous determination of gamma-Hydroxybutyrate (GHB) and its analogues (GBL, 1.4-BD, GVL) in whole blood and urine by liquid chromatography coupled to tandem mass spectrometry
Johansen, Sys Stybe & Windberg, C. N., 2011, In: Journal of Analytical Toxicology. 35, 1, p. 8-14 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Heteroaromatic compounds and their biodegradation products in creosote-contaminated groundwater
Johansen, Sys Stybe, 1996, 1 ed. Lyngby. 120 p.Research output: Book/Report › Ph.D. thesis › Research
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Isomers of fluoroamphetamines detected in forensic cases in Denmark
Johansen, Sys Stybe & Hansen, T. M., 28 Jan 2012, In: International Journal of Legal Medicine. 126, p. 541-547 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Fatal intoxications among non-drug addicts in Eastern Denmark over a 5-year period (2008–2012)
Johansen, Sys Stybe, Jacobsen, Christina & Linnet, Kristian, 4 Dec 2018, In: Research and Reports in Forensic Medical Science. 8, p. 9—16Research output: Contribution to journal › Journal article › Research › peer-review
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Liquid chromatography-tandem mass spectrometry determination of loperamide and its main metabolite desmethylloperamide in biological specimens and application to forensic cases
Johansen, Sys Stybe & Lundsby Jensen, A. J., 2004, In: Journal of Chromatography - B. 811, 1, p. 31-36Research output: Contribution to journal › Journal article › Research › peer-review
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Trace analysis of Hetero Aromatic Compounds in Water by Solid Phase Microextraction.
Johansen, Sys Stybe, 1996, Trace analysis of Hetero Aromatic Compounds in Water by Solid Phase Microextraction.. Vol. 1. p. 663-673 11 p.Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review
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Drug-facilitated sexual assaults (DFSA) in Denmark
Johansen, Sys Stybe, Hilden, M., Nielsen, H., Stadsgaard, K. & Hansen, S. H., 2006, Texas, USA: SOFT 2006, p. 65.Research output: Working paper
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Temporal patterns of tramadol in hair after a single dose
Johansen, Sys Stybe, Dang, L. T. V. L., Nielsen, Marie Katrine Klose, Haage, P., Kugelberg, F. C. & Kronstrand, R., Nov 2020, In: Forensic Science International. 316, 9 p., 110546.Research output: Contribution to journal › Journal article › Research › peer-review
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Fatal intoxications among non-drug addicts in Eastern Denmark over a five-year period (2003-2007)
Johansen, Sys Stybe, 2012, In: Research and Reports in Forensic Medical Science. 2, p. 1-7 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Quantification of Methadone in forensic samples by LC-MS/MS
Johansen, Sys Stybe & Jensen, J. L., 2001, Ikke angivet. TIAFT, p. 204Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research
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NSO-forbindelser i grundvand ved tjæreforureninger- et faktum
Johansen, Sys Stybe, 1996, In: INFO-NYT. 11, p. 7-11Research output: Contribution to journal › Journal article › Research
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Chiral analysis of methadone and its main metabolite EDDP in postmortem blood by liquid chromatography-mass spectrometry
Johansen, Sys Stybe, 2008.Research output: Contribution to conference › Poster › Research
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Degradation pathways of quinolines in a biofilm system under denitrifying conditions
Johansen, Sys Stybe, Arvin, E., Mosbæk, H. & Hansen, A. B., 1997, In: Environmental Toxicology and Chemistry. 9, 16, p. 1821-1828Research output: Contribution to journal › Journal article › Research › peer-review
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Heteroaromatic compounds and their biodegradation products on creosote-contaminated groundwater
Johansen, Sys Stybe, Arvin, E., Mosbæk, H. & Hansen, A. B., 1998, In: Toxicological and Environmental Chemistry. 66, p. 195-228Research output: Contribution to journal › Journal article › Research › peer-review
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Ecstasy i Danmark
Johansen, Sys Stybe & Müller, I. B., 2001, In: Dansk Kemi. 82, 11, p. 12-13Research output: Contribution to journal › Journal article › Research › peer-review
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Determination of Gamma-Hydroxybutyrate (GHB) by Headspace-GC/MS (FID) in Forensic Samples
Johansen, Sys Stybe & Felby, S., 2000, In: Problems of Forensic Sciences, 37th TIAFT Triennial Meeting. 43, p. 126-130Research output: Contribution to journal › Conference article › Research › peer-review
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Ecstasy (MDMA) m.v.-et fænomen i retsmedicinen?
Johansen, Sys Stybe & Müller, I. B., 1999, In: Scandinavian Journal of Forensic Science. 5, 4, p. 77Research output: Contribution to journal › Journal article › Research › peer-review
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A drug rape case involving triazolam detected in hair and urine
Johansen, Sys Stybe, 2012, In: International Journal of Legal Medicine. 126, 637-643Research output: Contribution to journal › Journal article › Research › peer-review
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Determination of amphetamine, methamphetamine, MDA and MDMA in human hair by GC-EI-MS after derivatization with perfluorooctanoyl chloride
Johansen, Sys Stybe & Jornil, J., 2009, In: Scandinavian Journal of Clinical & Laboratory Investigation. 69, 1, p. 113-20 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Distribution patterns, dermatomal anesthesia, and Ropivacaine serum concentrations after bilateral dualtransversus abdominis plane block
Johansen, Sys Stybe, 2012, In: Regional Anesthesia and Pain Medicine. 37, 3, p. 294-301Research output: Contribution to journal › Journal article › Research › peer-review
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Metabolic pathways of quinoline, indole and their methylated analogs by Desulfobacterium indolicum (DSM 3383)
Johansen, Sys Stybe, Licht, D., Arvin, E., Mosbæk, H. & Hansen, A. B., 1997, In: Applied Microbiology and Biotechnology. 47, 3, p. 292-300Research output: Contribution to journal › Journal article › Research › peer-review
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Liquid chromatography-tandem mass spectrometry determination of LSD, ISO-LSD, and the main metabolite 2-oxo-3-hydroxy-LSD in forensic samples and application in a forensic case
Johansen, Sys Stybe & Lundsby Jensen, A. J., 2005, In: Journal of Chromatography - B. 825, 1, p. 21-28Research output: Contribution to journal › Journal article › Research › peer-review
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Three Fatal Cases of PMA and PMMA Poisoning in Denmark
Johansen, Sys Stybe, Hansen, A. C., Müller, I. B., Lundemose, J. B. & Franzmann, M., 2003, In: Journal of Analytical Toxicology. 27, 4, p. 253-256Research output: Contribution to journal › Journal article › Research › peer-review
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Identification of Heteroaromatic and other Organic Compounds in Ground Water at Creosote-Contaminated Sites in Denmark
Johansen, Sys Stybe, Hansen, A. B., Mosbæk, H. & Arvin, E., 1997, In: Ground Water Monitoring and Remediation. 17, 2, p. 106-115Research output: Contribution to journal › Journal article › Research › peer-review
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Chiral analysis of methadone and its main metabolite EDDP in postmortem blood by liquid chromatography-mass spectrometry
Johansen, Sys Stybe & Linnet, Kristian, 2008, In: Journal of Analytical Toxicology. 32, 7, p. 499-504 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Ecstasy & Designer Amphetamines Findings in Drivers and Post-Mortem Cases in Denmark
Johansen, Sys Stybe, 2002, Proceedings at ICADTS 2002. ICADTSResearch output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review
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Transformation of indole and quinoline by Desulfobacterium indolicum (DSM 3383)
Johansen, Sys Stybe, Licht, D., Arvin, E. & Ahring, B. K., 1997, In: Applied Microbiology and Biotechnology. 47, 2, p. 167-172Research output: Contribution to journal › Journal article › Research › peer-review
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Severe methylphenidate intoxication-charcoal hemoperfusion as an aid in treating the patient
Johansen, Sys Stybe, 2013, In: Clinical Toxicology. 3, 1, 2 p.Research output: Contribution to journal › Journal article › Research › peer-review
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A suspected facilitated crime (DFC) investigated by hair analysis: SOFT, Boston, MA, USA
Johansen, Sys Stybe & Nielsen, Marie Katrine Klose, 4 Jul 2012. 1 p.Research output: Contribution to conference › Conference abstract for conference › Research › peer-review
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Method development for trace analysis of heteroaromatic compounds in contaminated groundwater
Johansen, Sys Stybe, Hansen, A. B., Mosbæk, H. & Arvin, E., 1996, In: Journal of Chromatography A. 738, 2, p. 295-304Research output: Contribution to journal › Journal article › Research › peer-review
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Enantioselective analysis of citalopram and demethylcitalopram in human whole blood by chiral LC-MS/MS and application in forensic cases
Johansen, Sys Stybe, Oct 2017, In: Drug Testing and Analysis. 9, 10, p. 1549–1554Research output: Contribution to journal › Journal article › Research › peer-review
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Three fatal cases of PMA and PMMA poisoning in Denmark
Johansen, Sys Stybe, Hansen, A. C., Müller, I. B., Banner Lundemose, J. & Franzmann, M., 2002, In: Scandinavian Journal of Forensic Science. 2/3, p. 38-40Research output: Contribution to journal › Journal article › Research › peer-review
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A fatal overdose of the ergot derivative cabergoline
Johansen, Sys Stybe & Karkov, J. N. D., 2004, In: Forensic Science International. 146, 1, p. 47-51Research output: Contribution to journal › Journal article › Research › peer-review
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Stability of γ-Hydroxybutyrate in Blood Samples from Impaired Drivers after Storage at 4°C and Comparison of GC–FID–GBL and LC–MS-MS Methods of Analysis
Jones, A. W., Gladh, S., Windberg, C. N. & Johansen, Sys Stybe, Feb 2015, In: Journal of Analytical Toxicology. 39, 4, p. 294-299 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Håret sladrer
Jornil, J. & Johansen, Sys Stybe, 2005, In: Dansk Politi. 11, p. 22-23Research output: Contribution to journal › Journal article › Research
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Postmortem Femoral Blood Concentrations of Risperidone
Linnet, Kristian & Johansen, Sys Stybe, Jan 2014, In: Journal of Analytical Toxicology. 38, 1, p. 57-60 4 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Postmortem femoral blood concentrations of amlodipine
Linnet, Kristian & Johansen, Sys Stybe, Jan 2011, In: Journal of Analytical Toxicology. 35, p. 227-231 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Dominance of pre-analytical over analytical variation for measurement of methadone and its main metabolite in postmortem femoral blood
Linnet, Kristian, Johansen, Sys Stybe, Buchard, Anders, Munkholm, Julie & Morling, Niels, 2008, In: Forensic Science International. 179, 1, p. 78-82 4 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Psilocybin-induced reduction in chronic cluster headache attack frequency correlates with changes in hypothalamic functional connectivity
Madsen, M. K., Petersen, A. S., Stenbæk, Dea Siggaard, Sorensen, I. M., Schionning, H., Fjeld, T., Nykjaer, C., Larsen, S. M. U., Grzywacz, M., Mathiesen, T., Klausen, I., Hansen, O. O., Brendstrup-Brix, K., Linnet, Kristian, Johansen, Sys Stybe, Fisher, P. M., Jensen, Rasmus Herlo Beenfeldt, Knudsen, Gitte Moos & Madsen, M. K., 2022, medRxiv, 17 p.Research output: Working paper › Preprint
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Psilocybin occupancy of brain serotonin 2A receptors correlates with psilocin levels and subjective experience: a [11C]Cimbi-36 PET study in humans
Madsen, M. K., Burmester, D., Stenbaek, D. S., Kristiansen, S., Dyssegaard, A., Lehel, S., Linnet, Kristian, Johansen, Sys Stybe, Svarer, C., Ozenne, B., Erritzoe, D., Fisher, P. M. & Knudsen, Gitte Moos, 2019, In: European Neuropsychopharmacology. 29, Suppl. 1, p. S304-S305Research output: Contribution to journal › Conference abstract in journal › Research › peer-review
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Psilocybin-induced changes in brain network integrity and segregation correlate with plasma psilocin level and psychedelic experience
Madsen, M. K., Stenbæk, Dea Siggaard, Arvidsson, A., Armand, Sophia, Marstrand-Joergensen, M. R., Johansen, Sys Stybe, Linnet, Kristian, Ozenne, Brice Maxime Hugues, Knudsen, Gitte Moos & Fisher, P. M., 2021, In: European Neuropsychopharmacology. 50, p. 121-132 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
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CCH attack frequency reduction after psilocybin correlates with hypothalamic functional connectivity
Madsen, M. K., Petersen, A. S., Stenbæk, Dea Siggaard, Sørensen, I. M., Schiønning, H., Fjeld, T., Nykjær, C. H., Larsen, S. M. U., Grzywacz, M., Mathiesen, T., Klausen, I. L., Overgaard-Hansen, O., Brendstrup-Brix, K., Linnet, Kristian, Johansen, Sys Stybe, Fisher, P. M., Jensen, Rigmor Højland & Knudsen, Gitte Moos, 2024, In: Headache. 64, 1, p. 55-67Research output: Contribution to journal › Journal article › Research › peer-review
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Psychedelic effects of psilocybin correlate with serotonin 2A receptor occupancy and plasma psilocin levels
Madsen, M. K., Fisher, P. M., Burmester, D., Dyssegaard, A., Stenbæk, D. S., Kristiansen, S., Johansen, Sys Stybe, Lehel, S., Linnet, Kristian, Svarer, C., Erritzoe, D., Ozenne, Brice Maxime Hugues & Knudsen, Gitte Moos, 2019, In: Neuropsychopharmacology. 44, p. 1328-1334Research output: Contribution to journal › Journal article › Research › peer-review
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Postmortem analysis of three methoxyacetylfentanyl-related deaths in Denmark and in vitro metabolite profiling in pooled human hepatocytes
Mardal, Marie, Johansen, Sys Stybe, Davidsen, A. B., Telving, R., Jornil, J. R., Dalsgaard, Petur Weihe, Hasselstrøm, J. B., Øiestad, Å. M., Linnet, Kristian & Andreasen, M. F., Sep 2018, In: Forensic Science International. 290, p. 310-317Research output: Contribution to journal › Journal article › Research › peer-review
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Metabolite Profiling of Methoxyacetylfentanyl in Pooled Human Hepatocytes and Quantitation in Biological Samples from a Postmortem Forensic Case
Mardal, Marie, Johansen, Sys Stybe, Davidsen, A. B., Dalsgaard, Petur Weihe & Linnet, Kristian, 28 Aug 2018.Research output: Contribution to conference › Conference abstract for conference › Research › peer-review
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Advantages of analyzing postmortem brain samples in routine forensic drug screening—case series of three non-natural deaths tested positive for lysergic acid diethylamide (LSD)
Mardal, Marie, Johansen, Sys Stybe, Thomsen, Ragnar & Linnet, Kristian, Sep 2017, In: Forensic Science International. 278, p. e14-e18Research output: Contribution to journal › Journal article › Research › peer-review
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Determination of GHB and GHB-β-O-glucuronide in hair of three narcoleptic patients-Comparison between single and chronic GHB exposure
Mehling, L., Wang, X., Johansen, Sys Stybe, Spottke, A., Heidbreder, A., Young, P., Madea, B. & Hess, C., Sep 2017, In: Forensic Science International. 278, p. e8-e13Research output: Contribution to journal › Journal article › Research › peer-review
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Drug facilitated sexual assault with lethal outcome: GHB intoxication in a six-year-old girl
Mehling, L., Johansen, Sys Stybe, Wang, X., Doberentz, E., Madea, B. & Hess, C., Feb 2016, In: Forensic Science International. 259, p. e25-e31Research output: Contribution to journal › Journal article › Research › peer-review
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Several possible toxicological and genetic tools for the extension of the detection window after GHB intake
Mehling, L., Piper, T., Lott, S., Wang, X., Dib, J., Pedersen, D. S., Heidbreder, A., Young, P., Madea, B., Johansen, Sys Stybe, Courts, C., Thevis, M. & Hess, C., 2017, In: Toxichem Krimtech. 84, 3, p. 184-190 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Detection of scopolamine in urine and hair in a drug-facilitated sexual assault case
Melchior, S. E., Nielsen, Marie Katrine Klose, Oropeza, A. R., Banner, Jytte & Johansen, Sys Stybe, 2023, p. P51. 1 p.Research output: Contribution to conference › Poster › Research
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Detection of scopolamine in urine and hair in a drug-facilitated sexual assault case
Melchior, S. E., Nielsen, Marie Katrine Klose, Oropeza, A. R., Banner, Jytte & Johansen, Sys Stybe, 2023, TIAFT 2023: 60th International Association of Forensic Toxicologists Meeting: Abstract book. p. 108-108 1 p.Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research › peer-review
- Published
Detection of scopolamine in urine and hair in a drug-facilitated sexual assault
Melchior, S. E., Nielsen, Marie Katrine Klose, Oropeza, A. R., Banner, Jytte & Johansen, Sys Stybe, 2023, In: Forensic Science International. 347, 5 p., 111678.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Retrospective analysis for valproate screening targets with liquid chromatography-high resolution mass spectrometry with positive electrospray ionization: An omics-based approach
Mollerup, Christian Brinch, Rasmussen, Brian Schou, Johansen, Sys Stybe, Mardal, Marie, Linnet, Kristian & Dalsgaard, Petur Weihe, May 2019, In: Drug Testing and Analysis. 11, 5, p. 730-738Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Validation of a method for the targeted analysis of 96 drugs in hair by UPLC-MS/MS
Montesano, C., Johansen, Sys Stybe & Nielsen, Marie Katrine Klose, 25 Jan 2014, In: Journal of Pharmaceutical and Biomedical Analysis. 88, p. 295-306 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Fatal overdose of the herbicide bentazone
Müller, I. B., Petersen, H. W., Johansen, Sys Stybe & Theilade, P., 2003, In: Forensic Science International. 135, 3, p. 235-236Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Postmortem Brain-Blood Ratios of Amphetamine, Cocaine, Ephedrine, MDMA and Methylphenidate
Nedahl, Michael, Johansen, Sys Stybe & Linnet, Kristian, Jun 2019, In: Journal of Analytical Toxicology. 43, 5, p. 378–384Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Reference Brain/Blood Concentrations of Citalopram, Duloxetine, Mirtazapine and Sertraline
Nedahl, Michael, Johansen, Sys Stybe & Linnet, Kristian, 1 Apr 2018, In: Journal of Analytical Toxicology. 42, 3, p. 149-156Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Postmortem Brain-Blood Ratios of Codeine, Fentanyl, Oxycodone and Tramadol
Nedahl, Michael, Johansen, Sys Stybe & Linnet, Kristian, Jan 2021, In: Journal of Analytical Toxicology. 45, 1, p. 53–59 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Brain-blood ratio of morphine in heroin and morphine autopsy cases
Nedahl, Michael, Johansen, Sys Stybe & Linnet, Kristian, 1 Aug 2019, In: Forensic Science International. 301, p. 388-393Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Reference Brain and Blood Concentrations of Olanzapine in Postmortem Cases
Nedahl, Michael, Johansen, Sys Stybe & Linnet, Kristian, 1 Nov 2018, In: Journal of Analytical Toxicology. 42, 9, p. 650-654 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Ultrasound-guided bilateral dual transversus abdominis plane block
Børglum, Jens, Jansen, T., Høgberg, L. C. G., Johansen, Sys Stybe, Christensen, A. F. & Jensen, K., Sep 2011, In: Regional Anesthesia and Pain Medicine. 36, 7, p. E11 1 p.Research output: Contribution to journal › Conference abstract in journal › Research › peer-review
- Published
Evaluation of metabolite/drug ratios in blood and urine as a tool for confirmation of a reduced tolerance in methadone-related deaths in Denmark
Nielsen, Marie Katrine Klose, Johansen, Sys Stybe & Linnet, Kristian, 1 Dec 2013, In: Drug and Alcohol Dependence. 133, 2, p. 447-51 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Simultaneous screening and quantification of 52 common pharmaceuticals and drugs of abuse in hair using UPLC-TOF-MS
Nielsen, Marie Katrine Klose, Johansen, Sys Stybe, Dalsgaard, Petur Weihe & Linnet, Kristian, 2010, In: Forensic Science International. 196, 1-3, p. 85-92 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Determination of olanzapine in whole blood using simple protein precipitation and liquid chromatography-tandem mass spectrometry
Nielsen, Marie Katrine Klose & Johansen, Sys Stybe, 2009, In: Journal of Analytical Toxicology. 33, 4, p. 212-7 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Driving under the Influence of Amphetamine: Analytical Evaluation of Illegal or Prescription Drug Intake Using Chiral UHPLC-MS/MS
Nielsen, Marie Katrine Klose, Andersen, N. Z., Rasmussen, Brian Schou & Johansen, Sys Stybe, 2023, In: Journal of Analytical Toxicology. 47, 3, p. 280-286Research output: Contribution to journal › Journal article › Research › peer-review
ID: 7880
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Drug-related death in Denmark in 2007
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Ultrasound-guided bilateral dual transversus abdominis plane block
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A suspected facilitated crime (DFC) investigated by hair analysis: SOFT, Boston, MA, USA
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