Publications 2025

Gundersen M, Nilsen C, Jensen P, Yazdani M, Utheim Ø, Sand ES, Rootwelt H, Gundersen KG, Elgstøen KBP (2025)
Tear Global Metabolomic Differences in Pre-Operative Cataract Patients With and Without Dry Eye Disease
Curr Eye Res, 50 (6), 579-589
DOI 10.1080/02713683.2025.2472369, PubMed 40045865

Hiller JK, Sandås EM, Rootwelt H, Vassli AØ, Lumi X, Moe MC, Utheim TP, Elgstøen KBP, Petrovski G (2025)
Metabolomic biomarkers in vitreous humor: unveiling the molecular landscape of diabetic retinopathy progression
Int J Retina Vitreous, 11 (1), 58
DOI 10.1186/s40942-025-00682-5, PubMed 40405316

Skogvold HB, Sand ES, Elgstøen KBP (2025)
Global Metabolomics Using LC-MS for Clinical Applications
Methods Mol Biol, 2855, 23-39
DOI 10.1007/978-1-0716-4116-3_2, PubMed 39354299

Publications 2024

Amrutkar M, Guttorm SJT, Finstadsveen AV, Labori KJ, Eide L, Rootwelt H, Elgstøen KBP, Gladhaug IP, Verbeke CS (2024)
Global metabolomic profiling of tumor tissue and paired serum samples to identify biomarkers for response to neoadjuvant FOLFIRINOX treatment of human pancreatic cancer
Mol Oncol, 19 (2), 391-411
DOI 10.1002/1878-0261.13759, PubMed 39545923

Ghannoum M, Waters PJ, Hovda KE, Choquette G, Elgstøen KBP, Nygaard I, Rootwelt H, Hickey D, Yazdani M, Bourque DK (2024)
Can endogenous ethylene glycol production occur in humans? A detailed investigation of adult monozygotic twin sisters
Clin Toxicol (Phila), 62 (11), 698-706
DOI 10.1080/15563650.2024.2401076, PubMed 39327950

Gundersen M, Jensen P, Nilsen C, Yazdani M, Utheim Ø, Sandås EM, Rootwelt H, Gundersen KG, Elgstøen KBP (2024)
Method Development for Omics Analyses using Schirmer Strips
Curr Eye Res, 49 (7), 708-716
DOI 10.1080/02713683.2024.2335271, PubMed 38567868

Nicolaysen TV, Rørtveit R, Vassli AØ, Sand ES, Elgstøen KBP, Rootwelt H, Lund HS, Sævik BK, Zimmer KE (2024)
A longitudinal study of the blood and urine metabolome of Vipera berus envenomated dogs
Res Vet Sci, 173, 105287
DOI 10.1016/j.rvsc.2024.105287, PubMed 38718545

Rustad CF, Backe PH, Jin C, Merckoll E, Tveten K, Maciej-Hulme ML, Karlsson N, Prescott T, Sand ES, Woldseth B, Elgstøen KBP, Holla ØL (2024)
A monoallelic UXS1 variant associated with short-limbed short stature
Mol Genet Genomic Med, 12 (6), e2472
DOI 10.1002/mgg3.2472, PubMed 38860481

Publications 2023

Fineide FA, Tashbayev B, Elgstøen KBP, Sandås EM, Rootwelt H, Hynne H, Chen X, Ræder S, Vehof J, Dartt D, Jensen JL, Utheim TP (2023)
Tear and Saliva Metabolomics in Evaporative Dry Eye Disease in Females
Metabolites, 13 (11)
DOI 10.3390/metabo13111125, PubMed 37999221

Hiller JK, Sandås EM, Rootwelt H, Østeby Vassli A, Utheim TP, Moe MC, Elgstøen KBP, Petrovski G (2023)
Ex Vivo Pig Eye Model for Studying Diffusion of Acylcarnitines with Different Physicochemical Properties
J Ocul Pharmacol Ther, 39 (5), 324-331
DOI 10.1089/jop.2022.0159, PubMed 37219540

Salvador CL, Oppebøen M, Vassli AØ, Pfeiffer HCV, Varhaug KN, Elgstøen KBP, Yazdani M (2023)
Increased Sphingomyelin and Free Sialic Acid in Cerebrospinal Fluid of Kearns-Sayre Syndrome: New Findings Using Untargeted Metabolomics
Pediatr Neurol, 143, 68-76
DOI 10.1016/j.pediatrneurol.2023.02.016, PubMed 37018879

Skogvold HB, Rootwelt H, Reubsaet L, Elgstøen KBP, Wilson SR (2023)
Dried blood spot analysis with liquid chromatography and mass spectrometry: Trends in clinical chemistry
J Sep Sci, 46 (15), e2300210
DOI 10.1002/jssc.202300210, PubMed 37269205

Skogvold HB, Wilson SRH, Rønning PO, Ferrante L, Opdal SH, Rognum TO, Rootwelt H, Elgstøen KBP (2023)
A global metabolomics minefield: Confounding effects of preanalytical factors when studying rare disorders
Anal Sci Adv, 4 (7-8), 255-266
DOI 10.1002/ansa.202300010, PubMed 38716308

Publications 2022

Böhm HO, Yazdani M, Sandås EM, Østeby Vassli A, Kristensen E, Rootwelt H, Skogvold HB, Brodtkorb E, Elgstøen KBP (2022)
Global Metabolomics Discovers Two Novel Biomarkers in Pyridoxine-Dependent Epilepsy Caused by ALDH7A1 Deficiency
Int J Mol Sci, 23 (24)
DOI 10.3390/ijms232416061, PubMed 36555701

Hynne H, Sandås EM, Elgstøen KBP, Rootwelt H, Utheim TP, Galtung HK, Jensen JL (2022)
Saliva Metabolomics in Dry Mouth Patients with Head and Neck Cancer or Sjögren's Syndrome
Cells, 11 (3)
DOI 10.3390/cells11030323, PubMed 35159133

Krogstad V, Elgstøen KBP, Johnsen LF, Hartmann A, Mørkrid L, Åsberg A (2022)
High Plasma Oxalate Levels Early After Kidney Transplantation Are Associated With Impaired Long-Term Outcomes
Transpl Int, 35, 10240
DOI 10.3389/ti.2022.10240, PubMed 35368646

Rootwelt H, Elgstøen KBP (2022)
Metabolomics - a new biochemical golden age for personalised medicine
Tidsskr Nor Laegeforen, 142 (6)
DOI 10.4045/tidsskr.22.0034, PubMed 35383452

Svistounov D, Solbu MD, Jenssen TG, Mathisen UD, Hansen T, Elgstøen KBP, Zykova SN (2022)
Development of quantitative assay for simultaneous measurement of purine metabolites and creatinine in biobanked urine by liquid chromatography-tandem mass spectrometry
Scand J Clin Lab Invest, 82 (1), 37-49
DOI 10.1080/00365513.2021.2015799, PubMed 35048747

Publications 2021

Bendiksen Skogvold H, Yazdani M, Sandås EM, Østeby Vassli A, Kristensen E, Haarr D, Rootwelt H, Elgstøen KBP (2021)
A pioneer study on human 3-nitropropionic acid intoxication: Contributions from metabolomics
J Appl Toxicol, 42 (5), 818-829
DOI 10.1002/jat.4259, PubMed 34725838

Skogvold HB, Sandås EM, Østeby A, Løkken C, Rootwelt H, Rønning PO, Wilson SR, Elgstøen KBP (2021)
Bridging the Polar and Hydrophobic Metabolome in Single-Run Untargeted Liquid Chromatography-Mass Spectrometry Dried Blood Spot Metabolomics for Clinical Purposes
J Proteome Res, 20 (8), 4010-4021
DOI 10.1021/acs.jproteome.1c00326, PubMed 34296888

Wendel K, Pfeiffer HCV, Fugelseth DM, Nestaas E, Domellöf M, Skålhegg BS, Elgstøen KBP, Rootwelt H, Pettersen RD, Pripp AH, Stiris T, Moltu SJ, ImNuT Collaboration Group (2021)
Effects of nutrition therapy on growth, inflammation and metabolism in immature infants: a study protocol of a double-blind randomized controlled trial (ImNuT)
BMC Pediatr, 21 (1), 19
DOI 10.1186/s12887-020-02425-x, PubMed 33407269

Yazdani M, Elgstøen KBP (2021)
Is oxidative stress an overlooked player in pyridoxine-dependent epilepsy? A focused review
Seizure, 91, 369-373
DOI 10.1016/j.seizure.2021.07.014, PubMed 34298455

Yazdani M, Elgstøen KBP, Utheim TP (2021)
Eye Make-up Products and Dry Eye Disease: A Mini Review
Curr Eye Res, 47 (1), 1-11
DOI 10.1080/02713683.2021.1966476, PubMed 34365876

Zawadzka M, Ràcz B, Ambrosini D, Görbitz CH, Morth JP, Wilkins AL, Østeby A, Elgstøen KBP, Lundanes E, Rise F, Ringvold A, Wilson SR (2021)
Searching for a UV-filter in the eyes of high-flying birds
Sci Rep, 11 (1), 273
DOI 10.1038/s41598-020-79533-2, PubMed 33431985

Publications 2019

Yazdani M, Elgstøen KBP, Rootwelt H, Shahdadfar A, Utheim ØA, Utheim TP (2019)
Tear Metabolomics in Dry Eye Disease: A Review
Int J Mol Sci, 20 (15)
DOI 10.3390/ijms20153755, PubMed 31374809

Publications 2016

Volchenkov R, Dung Cao M, Elgstøen KB, Goll GL, Eikvar K, Bjørneboe O, Bathen TF, Holen HL, Kvien TK, Skålhegg BS (2016)
Metabolic profiling of synovial tissue shows altered glucose and choline metabolism in rheumatoid arthritis samples
Scand J Rheumatol, 46 (2), 160-161
DOI 10.3109/03009742.2016.1164242, PubMed 27098118

Publications 2015

Lundin KE, Hamasy A, Backe PH, Moens LN, Falk-Sörqvist E, Elgstøen KB, Mørkrid L, Bjørås M, Granert C, Norlin AC, Nilsson M, Christensson B, Stenmark S, Smith CI (2015)
Susceptibility to infections, without concomitant hyper-IgE, reported in 1976, is caused by hypomorphic mutation in the phosphoglucomutase 3 (PGM3) gene
Clin Immunol, 161 (2), 366-72
DOI 10.1016/j.clim.2015.10.002, PubMed 26482871

Mørkrid L, Rowe AD, Elgstoen KB, Olesen JH, Ruijter G, Hall PL, Tortorelli S, Schulze A, Kyriakopoulou L, Wamelink MM, van de Kamp JM, Salomons GS, Rinaldo P (2015)
Continuous age- and sex-adjusted reference intervals of urinary markers for cerebral creatine deficiency syndromes: a novel approach to the definition of reference intervals
Clin Chem, 61 (5), 760-8
DOI 10.1373/clinchem.2014.235564, PubMed 25759465

Publications 2014

Hereng TH, Elgstøen KB, Eide L, Rosendal KR, Skålhegg BS (2014)
Serum albumin and HCO3- regulate separate pools of ATP in human spermatozoa
Hum Reprod, 29 (5), 918-30
DOI 10.1093/humrep/deu028, PubMed 24578478

Stray-Pedersen A, Backe PH, Sorte HS, Mørkrid L, Chokshi NY, Erichsen HC, Gambin T, Elgstøen KB, Bjørås M, Wlodarski MW, Krüger M, Jhangiani SN, Muzny DM, Patel A, Raymond KM, Sasa GS, Krance RA, Martinez CA, Abraham SM, Speckmann C, Ehl S, Hall P, Forbes LR, Merckoll E, Westvik J et al. (2014)
PGM3 mutations cause a congenital disorder of glycosylation with severe immunodeficiency and skeletal dysplasia
Am J Hum Genet, 95 (1), 96-107
DOI 10.1016/j.ajhg.2014.05.007, PubMed 24931394

Publications 2011

Hereng TH, Elgstøen KB, Cederkvist FH, Eide L, Jahnsen T, Skålhegg BS, Rosendal KR (2011)
Exogenous pyruvate accelerates glycolysis and promotes capacitation in human spermatozoa
Hum Reprod, 26 (12), 3249-63
DOI 10.1093/humrep/der317, PubMed 21946930

Publications 2010

Elgstoen KB, Johnsen LF, Woldseth B, Morkrid L, Hartmann A (2010)
Plasma oxalate following kidney transplantation in patients without primary hyperoxaluria
Nephrol Dial Transplant, 25 (7), 2341-5
DOI 10.1093/ndt/gfq065, PubMed 20167571

Elgstoen KB, Woldseth B, Hoie K, Morkrid L (2010)
Liquid chromatography-tandem mass spectrometry determination of oxalate in spot urine
Scand J Clin Lab Invest, 70 (3), 145-50
DOI 10.3109/00365510903578765, PubMed 20402602

Publications 2008

Elgstoen KB (2008)
Liquid chromatography-tandem mass spectrometry method for routine measurement of oxalic acid in human plasma
J Chromatogr B Analyt Technol Biomed Life Sci, 873 (1), 31-6
DOI 10.1016/j.jchromb.2008.07.002, PubMed 18755640

Publications 2002

Fleckenstein B, Molberg Ø, Qiao SW, Schmid DG, von der Mülbe F, Elgstøen K, Jung G, Sollid LM (2002)
Gliadin T cell epitope selection by tissue transglutaminase in celiac disease. Role of enzyme specificity and pH influence on the transamidation versus deamidation process
J Biol Chem, 277 (37), 34109-16
DOI 10.1074/jbc.M204521200, PubMed 12093810

Publications 2001

Elgstoen KB, Zhao JY, Anacleto JF, Jellum E (2001)
Potential of capillary electrophoresis, tandem mass spectrometry and coupled capillary electrophoresis-tandem mass spectrometry as diagnostic tools
J Chromatogr A, 914 (1-2), 265-75
DOI 10.1016/s0021-9673(00)01117-1, PubMed 11358221