James Marriott

St. Michael's Hospital — Canada

Medicine · Health Sciences

24h-index3.2kcitations103works4.02yr avg
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Research Topics

Multiple Sclerosis Research Studies(49), Inflammatory Bowel Disease(10), Microscopic Colitis(10), Peripheral Neuropathies and Disorders(6), Systemic Lupus Erythematosus Research(5)

Publications103 total

Disease-modifying Therapy Discontinuation and Outcomes of Older People with Multiple Sclerosis (MS) at a Large Academic MS Center in Toronto, Canada (S3.005)
Neurology·2025
The Descent Towards Avernus
2025
Low-Field (64 mT) Portable MRI for Rapid Point-of-Care Diagnosis of Dissemination in Space in Patients Presenting with Optic Neuritis
American Journal of Neuroradiology·2024· 8 citedOpen Access
Intravenous iron versus blood transfusion for postpartum anemia: a systematic review and meta-analysis
Systematic Reviews·2024· 8 citedOpen Access
Differences in resting state functional connectivity relative to multiple sclerosis and impaired information processing speed
Frontiers in Neurology·2023· 8 citedOpen Access
Vascular Disease Is Associated With Differences in Brain Structure and Lower Cognitive Functioning in Inflammatory Bowel Disease: A Cross-Sectional Study
Inflammatory Bowel Diseases·2023· 2 citedOpen Access
Switching to second line MS disease-modifying therapies is associated with decreased relapse rate
Frontiers in Neurology·2023· 7 citedOpen Access
Within-person fluctuations over three years in depression, anxiety, fatigue, and health-related quality of life in multiple sclerosis
Multiple Sclerosis Journal·2023· 12 citedOpen Access
Relapsing Susac syndrome presenting with encephalopathy and refractory hiccups
Neuroimmunology Reports·2023Open Access
Pain and participation in social activities in people with relapsing remitting and progressive multiple sclerosis
Multiple Sclerosis Journal - Experimental Translational and Clinical·2023Open Access
Assessment of differential item functioning of the PHQ-9, HADS-D and PROMIS-depression scales in persons with and without multiple sclerosis
Journal of Psychosomatic Research·2023· 3 citedOpen Access
Well-being and flourishing mental health in adults with inflammatory bowel disease, multiple sclerosis and rheumatoid arthritis in Manitoba, Canada: a cross-sectional study
BMJ Open·2023· 5 citedOpen Access
Vascular comorbidity is associated with decreased cognitive functioning in inflammatory bowel disease
Scientific Reports·2023· 1 citedOpen Access
Vascular comorbidity is associated with decreased cognitive functioning in inflammatory bowel disease
Research Square (Research Square)·2022· 1 citedOpen Access
‘Backing Britain’: Soaring energy prices - and record profits – are driving global energy companies like BP to wrap themselves in the national flag. What’s at stake in these geographical claims?  
2022Open Access
Prescription opioid use in multiple sclerosis
Journal of Neurology Neurosurgery & Psychiatry·2022· 6 citedOpen Access
The comorbidity and cognition in multiple sclerosis (CCOMS) neuroimaging protocol: Study rationale, MRI acquisition, and minimal image processing pipelines
Frontiers in Neuroimaging·2022· 9 citedOpen Access
Use of Benzodiazepines and Z-Drugs in Inflammatory Bowel Disease
The American Journal of Gastroenterology·2022· 4 cited
Effects of Vascular Comorbidity on Cognition in Multiple Sclerosis Are Partially Mediated by Changes in Brain Structure
Frontiers in Neurology·2022· 22 citedOpen Access
Depressive symptom trajectories and polygenic risk scores in individuals with an immune-mediated inflammatory disease
General Hospital Psychiatry·2022· 11 citedOpen Access
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Frequent Co-authors

Ruth Ann Marrie(38), John D. Fisk(28), Çharles N. Bernstein(26), James M. Bolton(25), Lesley A. Graff(21), Scott B. Patten(18), Jitender Sareen(16), Carol Hitchon(16), Lisa M. Lix(12), Renée El‐Gabalawy(12), Alexander Singer(10), John R. Walker(8), Alan Katz(8), Mark S. Freedman(7), Christine Peschken(7), Ronak Patel(7), Chase R. Figley(7), Jennifer Kornelsen(7), Erin L. Mazerolle(6), Paul O’Connor(5)