Elisabeth Leere Øiestad

Associate Professor - Section for Pharmaceutical Chemistry
Image of Elisabeth Leere Øiestad
Norwegian version of this page
Phone +47 22857558
Username
Visiting address Sem Sælands vei 3 Farmasibygningen 0371 Oslo
Postal address Postboks 1068 Blindern 0316 Oslo

Publications

  • Mestad, Ingrid Oksavik; Gjelstad, Astrid; Pedersen-Bjergaard, Stig & Øiestad, Elisabeth Leere (2021). Green and sustainable drug analysis – Combining microsampling and microextraction of drugs of abuse. Sustainable Chemistry and Pharmacy. ISSN 2352-5541. 24, p. 1–9. doi: 10.1016/j.scp.2021.100517.
  • Pettersen, Siren; Øiestad, Åse Marit Leere; Rogde, Sidsel; Brochmann, Gerd-Wenche; Øiestad, Elisabeth Leere & Vindenes, Vigdis (2021). Distribution of tetrahydrocannabinol and cannabidiol in several different postmortem matrices. Forensic Science International. ISSN 0379-0738. 329:111082, p. 1–7. doi: 10.1016/j.forsciint.2021.111082.
  • Bavlovic Piskackova, Hana; Øiestad, Elisabeth Leere; Vanova, Nela; Lengvarska, Julia; Štěrbová-Kovaříková, Petra & Pedersen-Bjergaard, Stig (2021). Electromembrane extraction of anthracyclines from plasma: Comparison with conventional extraction techniques. Talanta: The International Journal of Pure and Applied Analytical Chemistry. ISSN 0039-9140. 223, p. 1–10. doi: 10.1016/j.talanta.2020.121748.
  • Skaalvik, Tonje Gottenberg; Øiestad, Elisabeth Leere; Trones, Roger; Pedersen-Bjergaard, Stig & Hegstad, Solfrid (2021). Determination of psychoactive drugs in serum using conductive vial electromembrane extraction combined with UHPLC-MS/MS. Journal of chromatography. B. ISSN 1570-0232. 1183. doi: 10.1016/j.jchromb.2021.122926.
  • Hansen, Frederik; Santigosa-Murillo, Elia; Payan, Maria Ramos; Munoz, Maria; Øiestad, Elisabeth Leere & Pedersen-Bjergaard, Stig (2020). Electromembrane extraction using deep eutectic solvents as the liquid membrane. Analytica Chimica Acta. ISSN 0003-2670. 1143, p. 109–116. doi: 10.1016/j.aca.2020.11.044.
  • Bavlovic Piskackova, Hana; Øiestad, Elisabeth Leere; Vanova, Nela; Lengvarska, Julia; Štěrbová-Kovaříková, Petra & Pedersen-Bjergaard, Stig (2020). Electromembrane extraction of anthracyclines from plasma: Comparison with conventional extraction techniques. Talanta: The International Journal of Pure and Applied Analytical Chemistry. ISSN 0039-9140. 223. doi: 10.1016/j.talanta.2020.121748.
  • Drobnjak, Milena; Hansen, Frederik; Øiestad, Elisabeth Leere; Løvli, Trond; Trones, Roger & Martinsen, Ørjan Grøttem [Show all 7 contributors for this article] (2020). Electromembrane extraction with vials of conducting polymer. LC GC North America. ISSN 1527-5949. 38, p. 435–439.
  • Hansen, Frederik; Øiestad, Elisabeth Leere & Pedersen-Bjergaard, Stig (2020). Bioanalysis of pharmaceuticals using liquid-phase microextraction combined with liquid chromatography–mass spectrometry. Journal of Pharmaceutical and Biomedical Analysis. ISSN 0731-7085. 189, p. 1–12. doi: 10.1016/j.jpba.2020.113446.
  • Seljetun, Kristin Opdal; Sandvik, Morten; Vindenes, Vigdis; Eliassen, Elin; Øiestad, Elisabeth Leere & Madslien, Knut Ivar Engesæter [Show all 7 contributors for this article] (2020). Comparison of anticoagulant rodenticide concentrations in liver and feces from apparently healthy red foxes. Journal of Veterinary Diagnostic Investigation. ISSN 1040-6387. 32(4), p. 560–564. doi: 10.1177/1040638720927365. Full text in Research Archive
  • Seljetun, Kristin Opdal; Vindenes, Vigdis; Øiestad, Elisabeth Leere; Brochmann, Gerd-Wenche; Eliassen, Elin & Moe, Lars (2020). Determination of anticoagulant rodenticides in faeces of exposed dogs and in a healthy dog population. Acta Veterinaria Scandinavica (AVS). ISSN 0044-605X. 62, p. 1–9. doi: 10.1186/s13028-020-00531-5. Full text in Research Archive
  • Hansen, Frederik; Jaghl, Mohamad Fadi; Øiestad, Elisabeth Leere; Jensen, Henrik; Pedersen-Bjergaard, Stig & Huang, Chuixiu (2020). Impact of ion balance in electromembrane extraction. Analytica Chimica Acta. ISSN 0003-2670. 1124, p. 129–136. doi: 10.1016/j.aca.2020.05.039.
  • Hansen, Frederik; Kuban, Pavel; Øiestad, Elisabeth Leere & Pedersen-Bjergaard, Stig (2020). Electromembrane extraction of highly polar bases from biological samples – Deeper insight into bis(2-ethylhexyl) phosphate as ionic carrier. Analytica Chimica Acta. ISSN 0003-2670. 1115, p. 23–32. doi: 10.1016/j.aca.2020.04.027.
  • Ask, Kristine Skoglund; Lid, Marthe; Øiestad, Elisabeth Leere; Pedersen-Bjergaard, Stig & Gjelstad, Astrid (2019). Liquid-phase microextraction in 96-well plates - calibration and accurate quantification of pharmaceuticals in human plasma samples. Journal of Chromatography A. ISSN 0021-9673. 1602, p. 117–123. doi: 10.1016/j.chroma.2019.06.013.
  • Bruun, Lina Dorthea; Kjeldstadli, Kari Grandaunet; Temte, Vidar; Birdal, Morris; Bachs, Liliana & Langødegård, Marit [Show all 10 contributors for this article] (2019). Detection Time of Oxazepam and Zopiclone in Urine and Oral Fluid after Experimental Oral Dosing. Journal of Analytical Toxicology. ISSN 0146-4760. 43(5), p. 369–377. doi: 10.1093/jat/bky083.
  • Seljetun, Kristin Opdal; Eliassen, Elin; Madslien, Knut; Viljugrein, Hildegunn; Vindenes, Vigdis & Øiestad, Elisabeth Leere [Show all 7 contributors for this article] (2019). Prevalence of anticoagulant rodenticides in faeces of wild red foxes (Vulpes vulpes) in Norway. Journal of Wildlife Diseases. ISSN 0090-3558. 55(4), p. 834–843. doi: 10.7589/2019-01-027. Full text in Research Archive
  • Vårdal, Linda; Øiestad, Elisabeth Leere; Gjelstad, Astrid; Jensen, Henrik & Pedersen-Bjergaard, Stig (2019). Electromembrane extraction with solvent modification of the acceptor solution: improved mass transfer of drugs of abuse from human plasma. Bioanalysis. ISSN 1757-6180. 11(8), p. 755–771. doi: 10.4155/bio-2018-0308.
  • Bretteville-Jensen, Anne Line; Burdzovic, Jasmina; Gjersing, Linn; Øiestad, Elisabeth Leere & Gjerde, Hallvard (2019). Identification and Assessment of Drug-User Groups Among Nightlife Attendees: Self-Reports, Breathalyzer-Tests and Oral Fluid Drug Tests. European Addiction Research. ISSN 1022-6877. 25(2), p. 93–102. doi: 10.1159/000497318. Full text in Research Archive
  • Temte, Vidar; Kjeldstadli, Kari Grandaunet; Bruun, Lina Dorthea; Birdal, Morris; Bachs, Liliana & Karinen, Ritva Anneli [Show all 9 contributors for this article] (2019). An Experimental Study of Diazepam and Alprazolam Kinetics in Urine and Oral Fluid Following Single Oral Doses. Journal of Analytical Toxicology. ISSN 0146-4760. 43(2), p. 104–111. doi: 10.1093/jat/bky062.
  • Øiestad, Elisabeth Leere; Krabseth, Hege-Merete; Huestis, Marilyn A.; Skulberg, Andreas & Vindenes, Vigdis (2019). Interpreting oral fluid drug results in prisoners: monitoring current drug intake and detection times for drugs self-administered prior to detention. Forensic Toxicology. ISSN 1860-8965. 37(1), p. 59–74. doi: 10.1007/s11419-018-0434-9. Full text in Research Archive
  • Kvello, Anne Marte Sjursen; Andersen, Jannike Mørch; Øiestad, Elisabeth Leere; Steinsland, Synne; Aase, Audun & Mørland, Jørg [Show all 7 contributors for this article] (2019). A monoclonal antibody against 6-acetylmorphine protects female mice offspring from adverse behavioral effects induced by prenatal heroin exposure. Journal of Pharmacology and Experimental Therapeutics. ISSN 0022-3565. 368(1), p. 106–115. doi: 10.1124/jpet.118.251504.
  • Øiestad, Åse Marit Leere; Karinen, Ritva Anneli; Rogde, Sidsel; Nilsen, Stian; Eldor, Kari Beate Boye & Brochmann, Gerd-Wenche [Show all 11 contributors for this article] (2018). Comparative study of postmortem concentrations of antidepressants in several different matrices. Journal of Analytical Toxicology. ISSN 0146-4760. 42(7), p. 446–458. doi: 10.1093/jat/bky030. Full text in Research Archive
  • Øiestad, Åse Marit Leere; Berg, Thomas; Eliassen, Elin; Wiklund, Tony; Sand, Ketil & Øiestad, Elisabeth Leere (2018). Separation of isomers of new psychoactive substances and isotope-labeled amphetamines using UHPSFC-MS/MS and UHPLC-MS/MS. Journal of Liquid Chromatography & Related Technologies. ISSN 1082-6076. 41(7), p. 391–400. doi: 10.1080/10826076.2017.1388818.
  • Vårdal, Linda; Wong, Gladys; Øiestad, Åse Marit Leere; Pedersen-Bjergaard, Stig; Gjelstad, Astrid & Øiestad, Elisabeth Leere (2018). Rapid determination of designer benzodiazepines, benzodiazepines, and Z-hypnotics in whole blood using parallel artificial liquid membrane extraction and UHPLC-MS/MS. Analytical and Bioanalytical Chemistry. ISSN 1618-2642. 410(20), p. 4967–4978. doi: 10.1007/s00216-018-1147-y.
  • Vårdal, Linda; Øiestad, Elisabeth Leere; Gjelstad, Astrid & Pedersen-Bjergaard, Stig (2018). Electromembrane extraction of substances with weakly basic properties: A fundamental study with benzodiazepines. Bioanalysis. ISSN 1757-6180. 10(10), p. 769–781. doi: 10.4155/bio-2018-0030.
  • Thaulow, Cecilie Hasselø; Øiestad, Åse Marit Leere; Rogde, Sidsel; Karinen, Ritva Anneli; Brochmann, Gerd-Wenche & Andersen, Jannike Mørch [Show all 13 contributors for this article] (2018). Metabolites of heroin in several different post-mortem matrices. Journal of Analytical Toxicology. ISSN 0146-4760. 42(5), p. 311–320. doi: 10.1093/jat/bky002.
  • Ask, Kristine Skoglund; Øiestad, Elisabeth Leere; Pedersen-Bjergaard, Stig & Gjelstad, Astrid (2018). Dried blood spots and parallel artificial liquid membrane extraction – A simple combination of microsampling and microextraction. Analytica Chimica Acta. ISSN 0003-2670. 1009, p. 56–64. doi: 10.1016/j.aca.2018.01.024.
  • Vevelstad, Merete; Øiestad, Elisabeth Leere; Nerem, Elisabeth; Arnestad, Marianne & Bogen, Inger Lise (2017). Studies on para-methoxymethamphetamine (PMMA) metabolite pattern and influence of CYP2D6 genetics in human liver microsomes and authentic samples from fatal PMMA intoxications. Drug Metabolism And Disposition. ISSN 0090-9556. 45(12), p. 1326–1335. doi: 10.1124/dmd.117.077263.
  • Hjelmeland, Knut Johan; Gustavsen, Ingebjørg G.; Øiestad, Elisabeth Leere; Øiestad, Åse Marit Leere; Høiseth, Gudrun & Mørland, Jørg (2017). Zopiclone concentrations in oral fluid and blood after, administration of therapeutic doses of zopiclone. Forensic Science International. ISSN 0379-0738. 278, p. 177–183. doi: 10.1016/j.forsciint.2017.07.004.
  • Vallersnes, Odd Martin; Persett, Per Sverre; Øiestad, Elisabeth Leere; Karinen, Ritva Anneli; Heyerdahl, Fridtjof & Hovda, Knut Erik (2017). Underestimated impact of novel psychoactive substances: laboratory confirmation of recreational drug toxicity in Oslo, Norway. Clinical Toxicology. ISSN 1556-3650. 55(7), p. 636–644. doi: 10.1080/15563650.2017.1312002. Full text in Research Archive
  • Valen, Anja; Øiestad, Elisabeth Leere; Strand, Dag Helge; Skari, Ragnhild Margrete & Berg, Thomas (2017). Determination of 21 drugs in oral fluid using fully automated supported liquid extraction and UHPLC-MS/MS. Drug Testing and Analysis. ISSN 1942-7603. 9(5), p. 808–823. doi: 10.1002/dta.2045.
  • Vårdal, Linda; Gjelstad, Astrid; Huang, Chuixiu; Øiestad, Elisabeth Leere & Pedersen-Bjergaard, Stig (2017). Efficient discrimination and removal of phospholipids during electromembrane extraction from human plasma samples. Bioanalysis. ISSN 1757-6180. 9(8), p. 631–641. doi: 10.4155/bio-2017-0027.
  • Vårdal, Linda; Askildsen, Hilde- Merete; Gjelstad, Astrid; Øiestad, Elisabeth Leere; Edvardsen, Hilde Marie Erøy & Pedersen-Bjergaard, Stig (2017). Parallel artificial liquid membrane extraction of new psychoactive substances in plasma and whole blood. Journal of chromatography. B. ISSN 1570-0232. 1048, p. 77–84. doi: 10.1016/j.jchromb.2017.02.010. Full text in Research Archive
  • Teige, Brita; Christophersen, Asbjørg S.; Øiestad, Elisabeth Leere; Tverborgvik, Torill; Vevelstad, Merete & Havig, Stine Marie [Show all 8 contributors for this article] (2016). Forgiftninger. In Rognum, Torleiv Ole (Eds.), Lærebok i rettsmedisin 3. utgave. Gyldendal Akademisk. ISSN 978-82-05-49417-6. p. 361–376.
  • Ask, Kristine Skoglund; Turgay, Bardakci; Parmer, Marthe Petrine; Halvorsen, Trine Grønhaug; Øiestad, Elisabeth Leere & Pedersen-Bjergaard, Stig [Show all 7 contributors for this article] (2016). Parallel artificial liquid membrane extraction as an efficient tool for removal of phospholipids from human plasma. Journal of Pharmaceutical and Biomedical Analysis. ISSN 0731-7085. 129, p. 229–236. doi: 10.1016/j.jpba.2016.07.011.
  • Kvello, Anne Marte Sjursen; Andersen, Jannike Mørch; Øiestad, Elisabeth Leere; Mørland, Jørg & Bogen, Inger Lise (2016). Pharmacological Effects of a Monoclonal Antibody against 6-Monoacetylmorphine upon Heroin-Induced Locomotor Activity and Pharmacokinetics in Mice. Journal of Pharmacology and Experimental Therapeutics. ISSN 0022-3565. 358(2), p. 181–189. doi: 10.1124/jpet.116.233510.
  • Vevelstad, Merete; Øiestad, Elisabeth Leere; Bremer, Sara; Bogen, Inger Lise; Zackrisson, Anna-Lena & Arnestad, Marianne (2016). Is toxicity of PMMA (paramethoxymethamphetamine) associated with cytochrome P450 pharmacogenetics? Forensic Science International. ISSN 0379-0738. 261, p. 137–147. doi: 10.1016/j.forsciint.2016.02.027.
  • Andås, Hilde Teigen; Enger, Asle; Øiestad, Åse Marit Leere; Vindenes, Vigdis; Christophersen, Asbjørg S. & Huestis, Marilyn A [Show all 7 contributors for this article] (2016). Extended Detection of Amphetamine and Methamphetamine in Oral Fluid. Therapeutic Drug Monitoring. ISSN 0163-4356. 38(1), p. 114–119. doi: 10.1097/FTD.0000000000000248.
  • Øiestad, Elisabeth Leere; Øiestad, Åse Marit Leere; Gjelstad, Astrid & Karinen, Ritva Anneli (2016). Oral fluid drug analysis in the age of new psychoactive substances. Bioanalysis. ISSN 1757-6180. 8(7), p. 691–710. doi: 10.4155/bio-2015-0027.
  • Gjerde, Hallvard; Nordfjærn, Trond; Bretteville-Jensen, Anne Line; Edland-Gryt, Marit; Furuhaugen, Håvard & Karinen, Ritva Anneli [Show all 7 contributors for this article] (2016). Comparison of drugs used by nightclub patrons and criminal offenders in Oslo, Norway. Forensic Science International. ISSN 0379-0738. 265, p. 1–5. doi: 10.1016/j.forsciint.2015.12.029.
  • Nordal, Kristin; Øiestad, Elisabeth Leere; Enger, Asle; Christophersen, Asbjørg S. & Vindenes, Vigdis (2015). Detection Times of Diazepam, Clonazepam, and Alprazolam in Oral Fluid Collected From Patients Admitted to Detoxification, After High and Repeated Drug Intake. Therapeutic Drug Monitoring. ISSN 0163-4356. 37(4), p. 451–460. doi: 10.1097/FTD.0000000000000174.
  • Gottås, André; Ripel, Åse; Boix, Fernando; Vindenes, Vigdis; Mørland, Jørg & Øiestad, Elisabeth Leere (2015). Determination of dopamine concentrations in brain extracellular fluid using microdialysis with short sampling intervals, analyzed by ultra high performance liquid chromatography tandem mass spectrometry. Journal of pharmacological and toxicological methods. ISSN 1056-8719. 74, p. 75–79. doi: 10.1016/j.vascn.2015.06.002.
  • Karinen, Ritva Anneli; Vindenes, Vigdis; Hasvold, Inger; Olsen, Kirsten Midtbøen; Christophersen, Asbjørg S. & Øiestad, Elisabeth Leere (2015). Determination of a selection of anti-epileptic drugs and two active metabolites in whole blood by reversed phase UPLC-MS/MS and some examples of application of the method in forensic toxicology cases. Drug Testing and Analysis. ISSN 1942-7603. 7(7), p. 634–644. doi: 10.1002/dta.1733.
  • Karinen, Ritva Anneli; Tuv, Silja Skogstad; Øiestad, Elisabeth Leere & Vindenes, Vigdis (2015). Concentrations of APINACA, 5F-APINACA, UR-144 and its degradant product in blood samples from six impaired drivers compared to previous reported concentrations of other synthetic cannabinoids. Forensic Science International. ISSN 0379-0738. 246, p. 98–103. doi: 10.1016/j.forsciint.2014.11.012.
  • Vindenes, Vigdis; Enger, Arve; Nordal, Kristin; Johansen, Unni; Christophersen, Asbjørg S. & Øiestad, Elisabeth Leere (2014). Very long detection times after high and repeated intake of heroin and methadone, measured in oral fluid :. Scandinavian Journal of Forensic Science. ISSN 1503-9552. 20(2), p. 34–41. doi: 10.2478/sjfs-2014-0004.
  • Andås, Hilde Teigen; Krabseth, Hege-Merete; Enger, Asle; Marcussen, Bjarne N.; Haneborg, An-Magritt & Christophersen, Asbjørg S. [Show all 8 contributors for this article] (2014). Detection time for THC in oral fluid after frequent cannabis smoking. Therapeutic Drug Monitoring. ISSN 0163-4356. 36(6), p. 808–814. doi: 10.1097/FTD.0000000000000092.
  • Øiestad, Elisabeth Leere; Karinen, Ritva Anneli; Christophersen, Asbjørg S.; Vindenes, Vigdis & Bachs, Liliana Casulleras (2014). Analyses of Beverage Remains in Drug Rape Cases Revealing Drug Residues - The Possibility of Contamination from Drug Concentrated Oral Fluid or Oral Cavity Contained Tablets. Journal of Forensic Sciences. ISSN 0022-1198. 59(1), p. 208–210. doi: 10.1111/1556-4029.12270.
  • Gottås, André; Boix, Fernando; Øiestad, Elisabeth Leere; Vindenes, Vigdis & Mørland, Jørg (2014). Role of 6-monoacetylmorphine in the acute release of striatal dopamine induced by intravenous heroin. International Journal of Neuropsychopharmacology. ISSN 1461-1457. 17(9), p. 1357–1365. doi: 10.1017/S1461145714000169.
  • Eibak, Lars Erik; Rasmussen, Knut Einar; Øiestad, Elisabeth Leere; Pedersen-Bjergaard, Stig & Gjelstad, Astrid (2014). Parallel electromembrane extraction in the 96-well format. Analytica Chimica Acta. ISSN 0003-2670. 828, p. 46–52. doi: 10.1016/j.aca.2014.04.038.
  • Tuv, Silja Skogstad; Krabseth, Hege-Merete; Karinen, Ritva Anneli; Olsen, Kirsten Midtbøen; Øiestad, Elisabeth Leere & Vindenes, Vigdis (2014). Prevalence of synthetic cannabinoids in blood samples from Norwegian drivers suspected of impaired driving during a seven weeks period. Accident Analysis and Prevention. ISSN 0001-4575. 62, p. 26–31. doi: 10.1016/j.aap.2013.09.009.
  • Lund, Hilde Marie Erøy; Karinen, Ritva Anneli; Moan, Inger Synnøve; Øiestad, Elisabeth Leere; Christophersen, Asbjørg S & Gjerde, Hallvard (2014). Use of alcohol and drugs among health professionals in Norway: a study using data from questionnaires and samples of oral fluid. Journal of Occupational Medicine and Toxicology. ISSN 1745-6673. 9. doi: 10.1186/1745-6673-9-8. Full text in Research Archive
  • Gjerde, Hallvard; Sousa, Tanara R; de Boni, Raquel; Christophersen, Asbjørg S.; Limberger, Renata P & Zancanaro, Ivomar [Show all 10 contributors for this article] (2014). A comparison of alcohol and drug use by random motor vehicle drivers in Brazil and Norway. International journal of drug policy. ISSN 0955-3959. 25(3), p. 393–400. doi: 10.1016/j.drugpo.2014.01.019.
  • Langel, Kaarina; Gjerde, Hallvard; Favretto, Donata; Lillsunde, Pirjo; Øiestad, Elisabeth Leere & Ferrara, Santo Davide [Show all 7 contributors for this article] (2014). Comparison of drug concentrations between whole blood and oral fluid. Drug Testing and Analysis. ISSN 1942-7603. 6(5), p. 461–471. doi: 10.1002/dta.1532.
  • Karinen, Ritva Anneli; Johnsen, Lene; Andresen, Wenche; Christophersen, Asbjørg S.; Vindenes, Vigdis & Øiestad, Elisabeth Leere (2013). Stability Study of Sixteen Synthetic Cannabinoids of Aminoalkylindole Type in Whole Blood, Stored in Venoject® Evacuated Glass Tubes. Journal of Forensic Toxicology & Pharmacology. ISSN 2325-9841. 2(1). doi: 10.4172/2325-9841.1000106.
  • Øiestad, Elisabeth Leere; Johansen, Unni; Christophersen, Asbjørg S & Karinen, Ritva Anneli (2013). Screening of synthetic cannabinoids in preserved oral fluid by UPLC-MS/MS. Bioanalysis. ISSN 1757-6180. 5(18), p. 2257–2268. doi: 10.4155/bio.13.182.
  • Gottås, Andre; Øiestad, Elisabeth Leere; Boix, Fernando; Vindenes, Vigdis; Ripel, Åse & Thaulow, Cecilie Hasselø [Show all 7 contributors for this article] (2013). Levels of heroin and its metabolites in blood and brain extracellular fluid after i.v. heroin administration to freely moving rats. British Journal of Pharmacology. ISSN 0007-1188. 170(3), p. 546–556. doi: 10.1111/bph.12305.
  • Lund, Hilde Marie Erøy; Gjerde, Hallvard; Bach de Courtade, Sandra Monica; Øiestad, Elisabeth Leere & Christophersen, Asbjørg S (2013). A Norwegian Study of the Suitability of Hair Samples in Epidemiological Research of Alcohol, Nicotine and Drug Use. Journal of Analytical Toxicology. ISSN 0146-4760. 37(6), p. 362–368. doi: 10.1093/jat/bkt038.
  • Gjerde, Hallvard; Christophersen, Asbjørg S; Normann, Per Trygve; Assum, Terje; Øiestad, Elisabeth Leere & Mørland, Jørg (2013). Norwegian roadside survey of alcohol and drug use by drivers (2008-2009). Traffic Injury Prevention. ISSN 1538-9588. 14(5), p. 443–452. doi: 10.1080/15389588.2012.728016. Full text in Research Archive
  • Tuv, Silja Skogstad; Strand, Maren Cecilie; Karinen, Ritva Anneli; Øiestad, Elisabeth Leere; Christophersen, Asbjørg S & Vindenes, Vigdis (2012). Syntetiske cannabinoider – effekt og forekomst. Tidsskrift for Den norske legeforening. ISSN 0029-2001. 132(20), p. 2285–2288. doi: 10.4045/tidsskr.12.0471.
  • Storhaug Wangberg, Lise; Enger, Arve; Hjelmeland, Knut Johan; Øiestad, Elisabeth Leere & Vindenes, Vigdis (2012). Prolonged excretion of 7-aminoclonazepam in urine after repeated ingestion of clonazepam: A case report. Forensic Science International. ISSN 0379-0738. 222(1-3), p. e33–e35. doi: 10.1016/j.forsciint.2012.06.018.
  • Vevelstad, Merete Synnøve; Øiestad, Elisabeth Leere; Middelkoop, Gerrit; Hasvold, Inger; Lilleng, Peer Kåre & Delaveris, Gerd Jorunn Møller [Show all 9 contributors for this article] (2012). The PMMA epidemic in Norway: Comparison of fatal and non-fatal intoxications. Forensic Science International. ISSN 0379-0738. 219(1-3), p. 151–157. doi: 10.1016/j.forsciint.2011.12.014.
  • Gottås, Andre; Øiestad, Elisabeth Leere; Boix, Fernando; Ripel, Åse; Thaulow, Cecilie Hasselø & Pettersen, Bjørg Sjøgren [Show all 8 contributors for this article] (2012). Simultaneous measurement of heroin and its metabolites in brain extracellular fluid by microdialysis and ultra performance liquid chromatography tandem mass spectrometry. Journal of pharmacological and toxicological methods. ISSN 1056-8719. 66(1), p. 14–21. doi: 10.1016/j.vascn.2012.04.009.
  • Vindenes, Vigdis; Lund, Hilde Marie Erøy; Andresen, Wenche; Gjerde, Hallvard; Ikdahl, Stein E. & Christophersen, Asbjørg S [Show all 7 contributors for this article] (2012). Detection of drugs of abuse in simultaneously collected oral fluid, urine and blood from Norwegian drug drivers. Forensic Science International. ISSN 0379-0738. 219(1-3), p. 165–171. doi: 10.1016/j.forsciint.2012.01.001.
  • Jamt, Ragnnild Elen Gjulem; Gjelstad, Astrid; Eibak, Lars Erik; Øiestad, Elisabeth Leere; Christophersen, Asbjørg S. & Rasmussen, Knut Einar [Show all 7 contributors for this article] (2012). Electromembrane extraction of stimulating drugs from undiluted whole blood. Journal of Chromatography A. ISSN 0021-9673. 1232, p. 27–36. doi: 10.1016/j.chroma.2011.08.058.
  • Lund, Hilde Marie Erøy; Øiestad, Elisabeth Leere; Gjerde, Hallvard & Christophersen, Asbjørg S (2011). Drugs of abuse in oral fluid collected by two different sample kits - Stability testing and validation using ultra performance tandem mass spectrometry analysis. Journal of chromatography. B. ISSN 1570-0232. 879(30), p. 3367–3377. doi: 10.1016/j.jchromb.2011.09.002.
  • Gjerde, Hallvard; Øiestad, Elisabeth Leere & Christophersen, Asbjørg S (2011). Using biological samples in epidemiological research on drugs of abuse. Norsk Epidemiologi. ISSN 0803-2491. 21(1), p. 5–14. doi: 10.5324/nje.v21i1.1420.
  • Karinen, Ritva Anneli; Øiestad, Elisabeth Leere; Andresen, Wenche; Smith-Kielland, Anne & Christophersen, Asbjørg S. (2011). Comparison of the Stability of Stock Solutions of Drugs of Abuse and Other Drugs Stored in a Freezer, Refrigerator, and at Ambient Temperature for Up to One Year. Journal of Analytical Toxicology. ISSN 0146-4760. 35(8), p. 583–590.
  • Øiestad, Elisabeth Leere; Johansen, Unni; Øiestad, Åse Marit Leere & Christophersen, Asbjørg S. (2011). Drug Screening of Whole Blood by Ultra-Performance Liquid Chromatography-Tandem Mass Spectrometry. Journal of Analytical Toxicology. ISSN 0146-4760. 35(5), p. 280–293.
  • Vindenes, Vigdis; Yttredal, Borghild; Øiestad, Elisabeth Leere; Waal, Helge; Bernard, Jean-Paul Anthony & Mørland, Jørg [Show all 7 contributors for this article] (2011). Oral Fluid is a Viable Alternative for Monitoring Drug Abuse: Detection of Drugs in Oral Fluid by Liquid Chromatography-Tandem Mass Spectrometry and Comparison to the Results from Urine Samples from Patients Treated with Methadone or Buprenorphine. Journal of Analytical Toxicology. ISSN 0146-4760. 35(1), p. 32–39.
  • Gjerde, Hallvard; Øiestad, Elisabeth Leere; Øiestad, Åse Marit Leere; Langødegård, Marit; Gustavsen, Ingebjørg & Hjelmeland, Knut Johan [Show all 8 contributors for this article] (2010). Comparison of zopiclone concentrations in oral fluid sampled with intercept(®) oral specimen collection device and statsure saliva sampler™ and concentrations in blood. Journal of Analytical Toxicology. ISSN 0146-4760. 34(9), p. 590–593. Full text in Research Archive
  • Karinen, Ritva Anneli; Øiestad, Elisabeth Leere; Andresen, Wenche; Wethe, Grete Holst; Smith-Kielland, Anne & Christophersen, Asbjørg S. (2010). Comparison of ethanol and other drugs of abuse concentrations in whole blood stored in Venoject (R) glass and plastic and Venosafe (TM) plastic evacuated tubes. Journal of Analytical Toxicology. ISSN 0146-4760. 34(7), p. 420–428.

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  • Øiestad, Elisabeth Leere; Bojko, Barbara & Boyaci, Ezel (2021). Novel approaches and green sample preparation in bioanalytical protocols. Sustainable Chemistry and Pharmacy. ISSN 2352-5541. doi: 10.1016/j.scp.2021.100559.
  • Seljetun, Kristin Opdal; Vindenes, Vigdis; Brochmann, Gerd-Wenche; Eliassen, Elin; Øiestad, Elisabeth Leere & Moe, Lars (2020). Perinatal transmission of an anticoagulant rodenticide in a dog. Clinical Toxicology. ISSN 1556-3650. 58, p. 535–536.
  • Skjærvø, Øystein; Pilarova, Veronika; Khalikova, Maria; Reubsaet, Leon; Halvorsen, Trine Grønhaug & Gjelstad, Astrid [Show all 10 contributors for this article] (2018). Those Who Can, Teach: Pharma Stars. The Analytical Scientist. ISSN 2051-4077. 1118, p. 40–45.
  • Skjærvø, Øystein; Pilarova, Veronika; Khalikova, Maria; Reubsaet, Leon; Halvorsen, Trine Grønhaug & Gjelstad, Astrid [Show all 10 contributors for this article] (2018). Those Who Can, Teach: Pharma Stars. The Analytical Scientist. ISSN 2051-4077. 1118, p. 40–45.
  • Hjelmeland, Knut Johan; Gustavsen, Ingebjørg G.; Øiestad, Elisabeth Leere; Øiestad, Åse Marit Leere & Mørland, Jørg (2016). COMPARISION OF ZOPICLONE CONCENTRATIONS IN BLOOD AND ORAL FLUID.
  • Krabseth, Hege-Merete; Tuv, Silja Skogstad; Strand, Maren Cecilie; Karinen, Ritva Anneli; Wiik, Elisabeth & Vevelstad, Merete [Show all 9 contributors for this article] (2016). Nye psykoaktive stoffer. Tidsskrift for Den norske legeforening. ISSN 0029-2001. 136(8), p. 714–717. doi: 10.4045/tidsskr.15.1278.
  • Tuv, Silja Skogstad; Krabseth, Hege-Merete; Strand, Maren Cecilie; Karinen, Ritva Anneli; Wiik, Elisabeth & Vevelstad, Merete [Show all 9 contributors for this article] (2016). Nye rusmidler rett fra nett. Tidsskrift for Den norske legeforening. ISSN 0029-2001. 136(8), p. 721–723. doi: 10.4045/tidsskr.15.1276.
  • Ask, Kristine Skoglund; Øiestad, Elisabeth Leere; Pedersen-Bjergaard, Stig & Gjelstad, Astrid (2016). Parallel Artificial Liquid Membrane Extraction - En ny metode for fjerning av fosfolipider.
  • Øiestad, Elisabeth Leere; Nordfjærn, Trond; Edland-Gryt, Marit; Bretteville-Jensen, Anne Line; Hovda, Knut Erik & Persett, Per Sverre [Show all 9 contributors for this article] (2015). Use of oral fluid for analysis of new psychoactive substances.
  • Gjerde, Hallvard; Nordfjærn, Trond; Bretteville-Jensen, Anne Line; Edland-Gryt, Marit; Furuhaugen, Håvard & Karinen, Ritva Anneli [Show all 7 contributors for this article] (2015). Analysis of drugs in samples of oral fluid from nightclub patrons in Oslo – Comparison with drug findings in arrested criminal offenders.
  • Vårdal, Linda; Øiestad, Elisabeth Leere; Seip, Knut Fredrik; Gjelstad, Astrid & Pedersen-Bjergaard, Stig (2015). Development of Stable, Selective, and Efficient Artificial Liquid Membranes for Electromembrane Extraction (EME) .
  • Persett, Per Sverre; Vallersnes, Odd Martin; Øiestad, Elisabeth Leere; Karinen, Ritva Anneli; Bogstrand, Stig Tore & Heyerdahl, Fridtjof [Show all 7 contributors for this article] (2015). Laboratory confirmation of recreational drugs in Oslo, Norway.
  • Gjerde, Hallvard; Christophersen, Asbjørg S.; Øiestad, Elisabeth Leere & Vindenes, Vigdis (2014). Bruk av biologiske prøver til kartlegging av rusmiddelbruk.
  • Øiestad, Elisabeth Leere; Krabseth, Hege-Merete; Skulberg, Andreas & Vindenes, Vigdis (2013). Elimination of drugs of abuse in oral fluid from prison inmates compared to urine samples.
  • Øiestad, Elisabeth Leere (2013). Rusmiddeltesting - hva gjør vi med nye typer rusmidler?
  • Øiestad, Elisabeth Leere; Karinen, Ritva Anneli; Tuv, Silja Skogstad; Bachs, Liliana & Vindenes, Vigdis (2013). Syntetiske cannabinoider - påvisning i blod og spytt.
  • Edvardsen, Hilde Marie Erøy; Gjerde, Hallvard; Moan, Inger Synnøve; Øiestad, Elisabeth Leere & Christophersen, Asbjørg S (2013). Er helsepersonell i Norge på jobb i rus eller bakrus?
  • Lund, Hilde Marie Erøy; Gjerde, Hallvard; Øiestad, Elisabeth Leere & Christophersen, Asbjørg S. (2013). Rusmiddelbruk blant helsepersonell på jobb i Norge.
  • Gottås, Andre; Øiestad, Elisabeth Leere; Boix, Fernando; Vindenes, Vigdis & Mørland, Jørg (2012). Measuring heroin and metabolites in the brain ECF – Use of deuterated analogues as recovery calibrators for concurrent sampling on in vivo microdialysis.
  • Lødøen, Christine Pernille; Eibak, Lars Erik; Gjelstad, Astrid; Pedersen-Bjergaard, Stig; Christophersen, Asbjørg S & Øiestad, Elisabeth Leere (2012). Elektromembranekstraksjon av misbrukerstoffer direkte fra spytt.
  • Gottås, Andre; Andersen, Jannike Mørch; Boix, Fernando; Handal, Marte; Normann, Per Trygve & Pettersen, Bjørg Sjøgren [Show all 11 contributors for this article] (2012). Heroin virker ikke i hjernen!
  • Gottås, Andre; Andersen, Jannike Mørch; Boix, Fernando; Handal, Marte; Normann, Per Trygve & Pettersen, Bjørg Sjøgren [Show all 11 contributors for this article] (2011). All you learned about how heroin acts in the brain is wrong.
  • Gjerde, Hallvard & Øiestad, Elisabeth Leere (2011). Analyse av rusmidler i spytt. Klinisk Biokemi i Norden. ISSN 1101-2013. 23(4), p. 18–22.
  • Gjerde, Hallvard & Øiestad, Elisabeth Leere (2011). Testing for drugs of abuse in saliva: advantages and difficulties. Clinical Laboratory International. ISSN 1373-1580. 35(5), p. 16–18.
  • Lund, Hilde Marie Erøy; Øiestad, Elisabeth Leere; Andresen, Wenche; Gjerde, Hallvard & Christophersen, Asbjørg S (2011). Bruk av spytt som analysemedium ved rusmiddelkontroll og bekreftelse av heroinbruk i kjøresaker.
  • Vevelstad, Merete; Vege, Åshild; Arnestad, Marianne; Bogen, Inger Lise & Øiestad, Elisabeth Leere (2018). Para-methoxymethamphetamine (PMMA): A study of risk factors for fatal intoxication with emphasis on metabolite pattern and CYP genetics. Faculty of Medicine, University of Oslo. ISSN 978-82-8377-282-1.
  • Lund, Hilde Marie Erøy; Øiestad, Elisabeth Leere; Christophersen, Asbjørg S.; Gjerde, Hallvard & Pedersen-Bjergaard, Stig (2015). Using biological samples to study the use of alcohol and drugs in cohorts. Universitetet i Oslo. ISSN 1501-7710.
  • Gottås, Andre; Mørland, Jørg; Boix, Fernando; Øiestad, Elisabeth Leere & Vindenes, Vigdis (2014). Pharmacokinetics of heroin and heroin metabolites and its relation to the striatal dopaminergic response in a rat model. Universitetet i Oslo. ISSN 9788282647984.
  • Øiestad, Elisabeth Leere; Krabseth, Hege-Merete & Vindenes, Vigdis (2013). Spyttprøver til rusmiddeltesting i fengsel.Forsøk og sammenligning med urinprøver. Folkehelseinstituttet. ISSN 978-82-8082-560-5. Full text in Research Archive
  • Erøy Lund, Hilde Marie; Christophersen, Asbjørg S.; Øiestad, Elisabeth Leere & Gjerde, Hallvard (2010). Spytt som analysemedium ved kartlegging av rusmiddelbruk. Universitetet i Oslo.

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Published Mar. 28, 2014 12:48 PM - Last modified Jan. 22, 2021 8:54 AM