Dag Helge Strand
- Head of Section
- +47 23013091
Publications 2024
Enantiomer-specific analysis of amphetamine in urine, oral fluid and blood
J Anal Toxicol, 48 (5), 254-262
DOI 10.1093/jat/bkae038, PubMed 38706158
Publications 2023
Comparative Evaluation of Carboxyhemoglobin Quantification in Postmortem Whole Blood by CO-Oximetry and Headspace Gas Chromatography with Flame Ionization Detection and Atom Absorption Spectrophotometry
J Anal Toxicol, 47 (3), 311-316
DOI 10.1093/jat/bkac099, PubMed 36495201
Publications 2020
Drug use may cause unexpected findings during urinary drug analysis
Tidsskr. Nor. Laegeforen., 140 (13), 1375
[Use of medicinal drugs may yield unexpected findings for analysis of drugs of abuse in urine]
Tidsskr Nor Laegeforen, 140 (13)
DOI 10.4045/tidsskr.20.0237, PubMed 32998501
Publications 2019
Detection Time of Oxazepam and Zopiclone in Urine and Oral Fluid after Experimental Oral Dosing
J Anal Toxicol, 43 (5), 369-377
DOI 10.1093/jat/bky083, PubMed 30615130
Publications 2018
Determination of 12 commonly found compounds in DUID cases in whole blood using fully automated supported liquid extraction and UHPLC-MS/MS
J Chromatogr B Analyt Technol Biomed Life Sci, 1093-1094, 8-23
DOI 10.1016/j.jchromb.2018.06.050, PubMed 29980102
Metabolites of Heroin in Several Different Post-mortem Matrices
J Anal Toxicol, 42 (5), 311-320
DOI 10.1093/jat/bky002, PubMed 29409037
Publications 2017
THC and CBD in blood samples and seizures in Norway: Does CBD affect THC-induced impairment in apprehended subjects?
Forensic Sci Int, 276, 12-17
DOI 10.1016/j.forsciint.2017.04.006, PubMed 28463706
Publications 2016
Determination of 21 drugs in oral fluid using fully automated supported liquid extraction and UHPLC-MS/MS
Drug Test Anal, 9 (5), 808-823
DOI 10.1002/dta.2045, PubMed 27464485
Detection of Nitrobenzodiazepines and Their 7-Amino Metabolites in Oral Fluid
J Anal Toxicol, 40 (4), 310-2
DOI 10.1093/jat/bkw020, PubMed 27013620
Publications 2015
Determination of safety margins for whole blood concentrations of alcohol and nineteen drugs in driving under the influence cases
Forensic Sci Int, 259, 119-26
DOI 10.1016/j.forsciint.2015.12.009, PubMed 26773222
Publications 2014
Evaluation of ¹³C- and ²H-labeled internal standards for the determination of amphetamines in biological samples, by reversed-phase ultra-high performance liquid chromatography-tandem mass spectrometry
J Chromatogr A, 1344, 83-90
DOI 10.1016/j.chroma.2014.04.020, PubMed 24780257
Long-term stability of morphine, codeine, and 6-acetylmorphine in real-life whole blood samples, stored at -20°C
Forensic Sci Int, 239, 6-10
DOI 10.1016/j.forsciint.2014.03.008, PubMed 24709028
Publications 2013
Determination of buprenorphine, fentanyl and LSD in whole blood by UPLC-MS-MS
J Anal Toxicol, 37 (3), 159-65
DOI 10.1093/jat/bkt005, PubMed 23423312
Has the intake of THC by cannabis users changed over the last decade? Evidence of increased exposure by analysis of blood THC concentrations in impaired drivers
Forensic Sci Int, 226 (1-3), 197-201
DOI 10.1016/j.forsciint.2013.01.017, PubMed 23415163
Publications 2011
¹³C labelled internal standards--a solution to minimize ion suppression effects in liquid chromatography-tandem mass spectrometry analyses of drugs in biological samples?
J Chromatogr A, 1218 (52), 9366-74
DOI 10.1016/j.chroma.2011.10.081, PubMed 22119139
Determination of γ-hydroxybutyrate (GHB), β-hydroxybutyrate (BHB), pregabalin, 1,4-butane-diol (1,4BD) and γ-butyrolactone (GBL) in whole blood and urine samples by UPLC-MSMS
J Chromatogr B Analyt Technol Biomed Life Sci, 885-886, 37-42
DOI 10.1016/j.jchromb.2011.12.009, PubMed 22226469
Publications 2008
Determination of opiates and cocaine in urine by high pH mobile phase reversed phase UPLC-MS/MS
J Chromatogr B Analyt Technol Biomed Life Sci, 877 (4), 421-32
DOI 10.1016/j.jchromb.2008.12.052, PubMed 19144579
Publications 1990
Determination of breath-ethanol concentration by Intoxilyzer 5000
Acta Med Leg Soc (Liege), 40, 115-22
PubMed 2135843