Thomas Berg

  • Scientist; PhD
  • +47 92 60 21 52

Publications 2020

Bakke E, Høiseth G, Furuhaugen H, Berg T, Arnestad M, Gjerde H (2020)
Oral Fluid to Blood Concentration Ratios of Different Psychoactive Drugs in Samples from Suspected Drugged Drivers
Ther Drug Monit, 42 (5), 795-800
DOI 10.1097/FTD.0000000000000760, PubMed 32251151

Gamboa D, Jørgenrud B, Bryun EA, Vindenes V, Koshkina EA, Nadezhdin AV, Kabashi S, Tetenova EJ, Berg T, Nyman AAT, Kolgashkin AJ, Petukhov AE, Perekhodov SN, Davydova EN, Lerdal A, Nordby G, Bogstrand ST (2020)
Prevalence of psychoactive substance use among acutely hospitalised patients in Oslo and Moscow: a cross-sectional, observational study
BMJ Open, 10 (9), e032572
DOI 10.1136/bmjopen-2019-032572, PubMed 32948540

Skjulsvik AJ, Bø HK, Jakola AS, Berntsen EM, Bø LE, Reinertsen I, Myrmel KS, Sjåvik K, Åberg K, Berg T, Dai HY, Kloster R, Torp SH, Solheim O (2020)
Is the anatomical distribution of low-grade gliomas linked to regions of gliogenesis?
J Neurooncol, 147 (1), 147-157
DOI 10.1007/s11060-020-03409-8, PubMed 31983026

Publications 2018

Berg T, Eliassen E, Jørgenrud B, Kabashi S, Petukhov A, Bogstrand ST (2018)
Determination of phosphatidylethanol 16:0/18:1 in whole blood by 96-well supported liquid extraction and UHPLC-MS/MS
J Clin Lab Anal, 33 (1), e22631
DOI 10.1002/jcla.22631, PubMed 30047172

Oiestad AML, Berg T, Eliassen E, Wiklund T, Sand K, Oiestad EL (2018)
Separation of isomers of new psychoactive substances and isotope-labeled amphetamines using UHPSFC-MS/MS and UHPLC-MS/MS
J. Liq. Chromatogr. Relat. Technol., 41 (7), 391-400

Stormorken AT, Berg T, Norum OJ, Hølmebakk T, Aaberg K, Steigen SE, Grindedal EM (2018)
APC mosaicism in a young woman with desmoid type fibromatosis and familial adenomatous polyposis
Fam Cancer, 17 (4), 539-543
DOI 10.1007/s10689-018-0072-8, PubMed 29368261

Takitane J, Leyton V, Andreuccetti G, Gjerde H, Vindenes V, Berg T (2018)
Determination of cocaine, metabolites and a crack cocaine biomarker in whole blood by liquid-liquid extraction and UHPLC-MS/MS
Forensic Sci Int, 289, 165-174
DOI 10.1016/j.forsciint.2018.05.030, PubMed 29885489

Publications 2017

Bergh MS, Bogen IL, Andersen JM, Øiestad ÅML, Berg T (2017)
Determination of adrenaline, noradrenaline and corticosterone in rodent blood by ion pair reversed phase UHPLC-MS/MS
J Chromatogr B Analyt Technol Biomed Life Sci, 1072, 161-172
DOI 10.1016/j.jchromb.2017.11.016, PubMed 29175696

Høiseth G, Gottås A, Berg T, Arnestad M, Halvorsen PS, Bachs LC (2017)
Urinary Kinetics of Heroin Metabolites in Pigs Shortly After Intake
J Anal Toxicol, 41 (5), 451-454
DOI 10.1093/jat/bkx017, PubMed 28335030

Ingvaldsen CA, Bosse G, Mynarek GK, Berg T, Tindholdt TT, Tønseth KA (2017)
Donor-Site Morbidity After DIEAP Flap Breast Reconstruction-A 2-Year Postoperative Computed Tomography Comparison
Plast Reconstr Surg Glob Open, 5 (7), e1405
DOI 10.1097/GOX.0000000000001405, PubMed 28831346

Publications 2016

Valen A, Leere Øiestad ÅM, Strand DH, Skari R, Berg T (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

Publications 2015

Berg T, Jonsson L (2015)
Are patients with Bell's palsy receiving the right treatment?
Tidsskr Nor Laegeforen, 135 (11), 1026-7
DOI 10.4045/tidsskr.15.0249, PubMed 26080776

Berg T, Kaur L, Risnes A, Havig SM, Karinen R (2015)
Determination of a selection of synthetic cannabinoids and metabolites in urine by UHPSFC-MS/MS and by UHPLC-MS/MS
Drug Test Anal, 8 (7), 708-22
DOI 10.1002/dta.1844, PubMed 26304456

Publications 2014

Berg T, Karlsen M, Oiestad AM, Johansen JE, Liu H, Strand DH (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

Karlsen M, Liu H, Berg T, Johansen JE, Hoff BH (2014)
Synthesis of [13C6]-labelled phenethylamine derivatives for drug quantification in biological samples
J Labelled Comp Radiopharm, 57 (5), 378-87
DOI 10.1002/jlcr.3193, PubMed 24634286

Melbø-Jørgensen C, Ness N, Andersen S, Valkov A, Dønnem T, Al-Saad S, Kiselev Y, Berg T, Nordby Y, Bremnes RM, Busund LT, Richardsen E (2014)
Stromal expression of MiR-21 predicts biochemical failure in prostate cancer patients with Gleason score 6
PLoS One, 9 (11), e113039
DOI 10.1371/journal.pone.0113039, PubMed 25401698

Publications 2013

Berg T, Jørgenrud B, Strand DH (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

Publications 2012

Donnem T, Fenton CG, Lonvik K, Berg T, Eklo K, Andersen S, Stenvold H, Al-Shibli K, Al-Saad S, Bremnes RM, Busund LT (2012)
MicroRNA signatures in tumor tissue related to angiogenesis in non-small cell lung cancer
PLoS One, 7 (1), e29671
DOI 10.1371/journal.pone.0029671, PubMed 22295063

Eggen T, Sager G, Berg T, Nergaard B, Moe BT, Ørbo A (2012)
Increased gene expression of the ABCC5 transporter without distinct changes in the expression of PDE5 in human cervical cancer cells during growth
Anticancer Res, 32 (8), 3055-61
PubMed 22843873

Greiner-Tollersrud L, Berg T, Stensland HM, Evjen G, Greiner-Tollersrud OK (2012)
Bovine brain myelin glycerophosphocholine choline phosphodiesterase is an alkaline lysosphingomyelinase of the eNPP-family, regulated by lysosomal sorting
Neurochem Res, 38 (2), 300-10
DOI 10.1007/s11064-012-0921-z, PubMed 23161088

Publications 2011

Berg T, Strand DH (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

Donnem T, Eklo K, Berg T, Sorbye SW, Lonvik K, Al-Saad S, Al-Shibli K, Andersen S, Stenvold H, Bremnes RM, Busund LT (2011)
Prognostic impact of MiR-155 in non-small cell lung cancer evaluated by in situ hybridization
J Transl Med, 9, 6
DOI 10.1186/1479-5876-9-6, PubMed 21219656

Donnem T, Lonvik K, Eklo K, Berg T, Sorbye SW, Al-Shibli K, Al-Saad S, Andersen S, Stenvold H, Bremnes RM, Busund LT (2011)
Independent and tissue-specific prognostic impact of miR-126 in nonsmall cell lung cancer: coexpression with vascular endothelial growth factor-A predicts poor survival
Cancer, 117 (14), 3193-200
DOI 10.1002/cncr.25907, PubMed 21264844

Publications 2009

Berg T, Kalsaas AH, Buechner J, Busund LT (2009)
Ewing sarcoma-peripheral neuroectodermal tumor of the kidney with a FUS-ERG fusion transcript
Cancer Genet Cytogenet, 194 (1), 53-7
DOI 10.1016/j.cancergencyto.2009.06.002, PubMed 19737655

Publications 2008

Balducci C, Bibi L, Berg T, Persichetti E, Tiribuzi R, Martino S, Paciotti S, Roberti R, Orlacchio A, Beccari T (2008)
Molecular cloning and structural organization of the gene encoding the mouse lysosomal di-N-acetylchitobiase (ctbs)
Gene, 416 (1-2), 85-91
DOI 10.1016/j.gene.2008.03.009, PubMed 18440730

Berg T, Lundanes E, Christophersen AS, Strand DH (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

Berg T, Steigen SE (2008)
DNA methylation in breast and colorectal cancer'
Mod Pathol, 21 (8), 1063; author reply 1063-4
DOI 10.1038/modpathol.2008.109, PubMed 18654598

Publications 2007

Hegstad S, Khiabani HZ, Øiestad EL, Berg T, Christophersen AS (2007)
Rapid quantification of buprenorphine-glucuronide and norbuprenorphine-glucuronide in human urine by LC-MS-MS
J Anal Toxicol, 31 (4), 214-9
DOI 10.1093/jat/31.4.214, PubMed 17555645

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