Helga Refsum

Oslo, Norway

Last Updated: 09/26/2026

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Found 113 publications

Expert Perspectives on Diagnosis and Management of Vitamin B12 Deficiency in Adults.

Expert Perspectives on Diagnosis and Management of Vitamin B12 Deficiency in Adults.

Journal: Advances in nutrition (Bethesda, Md.)

Published: February 17, 2026

Concerning the debate about homocysteine, B vitamins, and dementia.

Concerning the debate about homocysteine, B vitamins, and dementia.

Journal: Journal of Alzheimer's disease : JAD

Published: June 24, 2025

Role of B vitamins in modulating homocysteine and metabolic pathways linked to brain atrophy: Metabolomics insights from the VITACOG trial.

Role of B vitamins in modulating homocysteine and metabolic pathways linked to brain atrophy: Metabolomics insights from the VITACOG trial.

Journal: Alzheimer's & dementia : the journal of the Alzheimer's Association

Published: March 19, 2025

Heterozygous Mutations in Both the AMN and CBS Genes: Double Haploinsufficiency as an Unusual Cause of Vitamin B12 Deficiency-A Case Report.

Heterozygous Mutations in Both the AMN and CBS Genes: Double Haploinsufficiency as an Unusual Cause of Vitamin B12 Deficiency-A Case Report.

Journal: Clinical case reports

Published: June 29, 2024

Estimated stearoyl-CoA desaturase activity mediates the associations of total cysteine with adiposity: The Maastricht Study.

Estimated stearoyl-CoA desaturase activity mediates the associations of total cysteine with adiposity: The Maastricht Study.

Journal: Journal of clinical lipidology

Published: June 06, 2024

Acute effects of oral mesna administration on the full amino acid profile and 3-methylhistidine: secondary results from the CYLOB dose-finding study.

Acute effects of oral mesna administration on the full amino acid profile and 3-methylhistidine: secondary results from the CYLOB dose-finding study.

Journal: Amino acids

Published: February 28, 2024

Dietary sulfur amino acid restriction in humans with overweight and obesity: Evidence of an altered plasma and urine sulfurome, and a novel metabolic signature that correlates with loss of fat mass and adipose tissue gene expression.

Dietary sulfur amino acid restriction in humans with overweight and obesity: Evidence of an altered plasma and urine sulfurome, and a novel metabolic signature that correlates with loss of fat mass and adipose tissue gene expression.

Journal: Redox biology

Published: February 27, 2024

Elevated homocysteine is associated with increased rates of epigenetic aging in a population with mild cognitive impairment.

Elevated homocysteine is associated with increased rates of epigenetic aging in a population with mild cognitive impairment.

Journal: Aging cell

Published: January 25, 2024

Hyperhomocysteinemia Is Associated With a Myriad of Age-Related Illnesses: A Potential Role for Metal Toxicity.

Hyperhomocysteinemia Is Associated With a Myriad of Age-Related Illnesses: A Potential Role for Metal Toxicity.

Journal: Mayo Clinic proceedings

Published: October 25, 2023

Dietary sulfur amino acid restriction in humans with overweight and obesity: a translational randomized controlled trial.

Dietary sulfur amino acid restriction in humans with overweight and obesity: a translational randomized controlled trial.

Journal: Journal of translational medicine

Published: September 26, 2023

Divergent Survival Outcomes Associated with Elevated Branched-Chain Amino Acid Levels among Older Adults with or without Hypertension and Diabetes: A Validated, Prospective, Longitudinal Follow-Up Study.

Divergent Survival Outcomes Associated with Elevated Branched-Chain Amino Acid Levels among Older Adults with or without Hypertension and Diabetes: A Validated, Prospective, Longitudinal Follow-Up Study.

Journal: Biomolecules

Published: June 14, 2023

Determination of underivatized amino acids in human plasma using ion pair liquid chromatography/tandem mass spectrometry.

Determination of underivatized amino acids in human plasma using ion pair liquid chromatography/tandem mass spectrometry.

Journal: Journal of chromatography. B, Analytical technologies in the biomedical and life sciences

Published: June 02, 2023

Showing 1-12 of 113

Last Updated: 09/26/2026