James J. Marriott

Toronto, ON, Canada

Last Updated: 09/26/2026

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Found 54 publications

Ofatumumab and enteroviral encephalitis: a severe infectious complication as a class effect with anti-CD20 therapies.

Ofatumumab and enteroviral encephalitis: a severe infectious complication as a class effect with anti-CD20 therapies.

Journal: Multiple sclerosis (Houndmills, Basingstoke, England)

Published: May 12, 2026

Impact of depression and anxiety on health-related quality of life changes over time within individuals with rheumatoid arthritis or inflammatory bowel disease: A prospective Canadian cohort study.

Impact of depression and anxiety on health-related quality of life changes over time within individuals with rheumatoid arthritis or inflammatory bowel disease: A prospective Canadian cohort study.

Journal: PloS one

Published: March 26, 2025

Low-Field (64 mT) Portable MRI for Rapid Point-of-Care Diagnosis of Dissemination in Space in Patients Presenting with Optic Neuritis.

Low-Field (64 mT) Portable MRI for Rapid Point-of-Care Diagnosis of Dissemination in Space in Patients Presenting with Optic Neuritis.

Journal: AJNR. American journal of neuroradiology

Published: April 12, 2024

Within-person fluctuations over three years in depression, anxiety, fatigue, and health-related quality of life in multiple sclerosis.

Within-person fluctuations over three years in depression, anxiety, fatigue, and health-related quality of life in multiple sclerosis.

Journal: Multiple sclerosis (Houndmills, Basingstoke, England)

Published: August 04, 2023

Switching to second line MS disease-modifying therapies is associated with decreased relapse rate.

Switching to second line MS disease-modifying therapies is associated with decreased relapse rate.

Journal: Frontiers in neurology

Published: June 21, 2023

Well-being and flourishing mental health in adults with inflammatory bowel disease, multiple sclerosis and rheumatoid arthritis in Manitoba, Canada: a cross-sectional study.

Well-being and flourishing mental health in adults with inflammatory bowel disease, multiple sclerosis and rheumatoid arthritis in Manitoba, Canada: a cross-sectional study.

Journal: BMJ open

Published: June 09, 2023

Pain and participation in social activities in people with relapsing remitting and progressive multiple sclerosis.

Pain and participation in social activities in people with relapsing remitting and progressive multiple sclerosis.

Journal: Multiple sclerosis journal - experimental, translational and clinical

Published: April 04, 2023

Vascular Disease Is Associated With Differences in Brain Structure and Lower Cognitive Functioning in Inflammatory Bowel Disease: A Cross-Sectional Study.

Vascular Disease Is Associated With Differences in Brain Structure and Lower Cognitive Functioning in Inflammatory Bowel Disease: A Cross-Sectional Study.

Journal: Inflammatory bowel diseases

Published: February 17, 2023

Vascular comorbidity is associated with decreased cognitive functioning in inflammatory bowel disease.

Vascular comorbidity is associated with decreased cognitive functioning in inflammatory bowel disease.

Journal: Scientific reports

Published: October 05, 2022

Assessment of differential item functioning of the PHQ-9, HADS-D and PROMIS-depression scales in persons with and without multiple sclerosis.

Assessment of differential item functioning of the PHQ-9, HADS-D and PROMIS-depression scales in persons with and without multiple sclerosis.

Journal: Journal of psychosomatic research

Published: July 04, 2022

Prescription opioid use in multiple sclerosis.

Prescription opioid use in multiple sclerosis.

Journal: Journal of neurology, neurosurgery, and psychiatry

Published: June 28, 2022

The comorbidity and cognition in multiple sclerosis (CCOMS) neuroimaging protocol: Study rationale, MRI acquisition, and minimal image processing pipelines.

The comorbidity and cognition in multiple sclerosis (CCOMS) neuroimaging protocol: Study rationale, MRI acquisition, and minimal image processing pipelines.

Journal: Frontiers in neuroimaging

Published: June 15, 2022

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Last Updated: 09/26/2026