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Thomas Bjellaas

Senior Research Scientist

Thomas Bjellaas – Vitas Analytical Services
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Dr. Thomas Bjellaas, Ph.D., is a senior research scientist at Vitas AS, specializing in both organic analytical chemistry and lipidomics. With a strong background in chromatography and mass spectrometry, he has conducted extensive research in various Norwegian companies, resulting in multiple publications in collaboration with different companies and academic institutions. Furthermore, he is responsible for the development, operation, and maintenance of the UPLC-TOF-HRMS lipidomic platform at Vitas, where his expertise in lipid analysis and mass spectrometry greatly contributes to advancing lipidomics research and understanding lipid-related processes and diseases. His notable contributions have been published in reputable scientific journals, furthering the field of lipidomics. In addition to his research work, Dr. Bjellaas serves as an elected board member within Vitas AS.

Publications
where Thomas Bjellaas has contributed

Food and Chemical Toxicology – 2022

The effects of fumonisin B 1 at the No Observed Adverse Effect Level (NOAEL) and 5-times above on the renal histology and lipidome of rats
Molecular Systems Biology – 2021

Genetic regulation of liver lipids in a mouse model of insulin resistance and hepatic steatosis
Journal of Lipid Research – 2021

Plin2 deletion increases cholesteryl ester lipid droplet content and disturbs cholesterol balance in adrenal cortex.
International Journal of Molecular Sciences – 2021

Characterization of Lipids in Saliva, Tears and Minor Salivary Glands of Sjögren’s Syndrome Patients Using an HPLC/MS-Based Approach
Journal of Lipid Research – 2018

Genetic, dietary, and sex-specific regulation of hepatic ceramides and the relationship between hepatic ceramides and IR
Journal of Lipid Research – 2018

Genetic, dietary, and sex-specifric regulation of hepatic ceramides and relationships between hepatic ceramides and isulin resistance
OnePretro – 2014

Squeezing Sub-Sea Wells Co-Mingled in the Same Flowline on the Norne Field
Food Chemistry – 2010

Analysis of 5-hydroxymethyl-2-furoic acid (HMFA) the main metabolite of alimentary 5-hydroxymethyl-2-furfural (HMF) with HPLC and GC in urine
Toxicological Sciences – 2009

Biomarkers of human exposure to acrylamide and relation to polymorphisms in metabolizing genes
Food and Chemical Toxicology – 2008

Dietary exposure to 5-hydroxymethylfurfural from Norwegian food and correlations with urine metabolites of short-term exposure
Food and Chemical Toxicology – 2008

Exploration of different methods to assess dietary acrylamide exposure in pregnant women participating in the Norwegian Mother and Child Cohort Study (MoBa)
Nasjonalt folkehelseinstitutt – 2008

Interlaboratory comparison on dioxins in food 2008. Ninth round of an international study
Toxicological Sciences – 2007

Comparison of estimated dietary intake of acrylamide with hemoglobin adducts of acrylamide and glycidamide
Food and Chemical Toxicology – 2007

Urinary acrylamide metabolites as biomarkers for short-term dietary exposure to acrylamide
Toxicological Sciences – 2007

Urinary metabolites as biomarkers of acrylamide exposure in mice following dietary crisp bread administration or subcutaneous injection
Xenobiotica – 2005

Determination and quantification of urinary metabolites after dietary exposure to acrylamide
Analytical and Bioanalytical Chemistry – 2004

Trace determination of peptides in water samples using packed capillary liquid chromatography with UV and MS detection and characterization of peptide oxidation products by MS