Ann Yeh, University of Toronto

Research

Chronic Illness Health Equity Health Promotion Pediatrics Physical Activity Autoimmune Disease Environmental Factors Gene-Immune Interaction

Latest papers

Why don't all adults get multiple sclerosis?
Multiple sclerosis and related disorders · 2026 · senior author
A high price to pay: Preserving choice for people with multiple sclerosis.
Multiple sclerosis and related disorders · 2026 · senior author
Frontoparietal functional connectivity is related to active disease and processing speed in adolescents with childhood-onset lupus.
Annals of the rheumatic diseases · 2025

All 26 publications

Latest funding

Identifying the Needs and Preferences of Children and Youth with Chronic Medical and Mental Health Conditions for Active Living Programming and Infrastructure in Toronto
CIHR · 2022 · Principal investigator
$20,000
Environmental and Genetic Contributions of Vitamin D to Pediatric Multiple Sclerosis
CIHR · 2015 · Nominated PI

All 2 grants and awards

26 publications.

01

Why don't all adults get multiple sclerosis?

Hawkes CH, Giovannoni G, Lechner-Scott J, Levy M, Yeh A

Multiple sclerosis and related disorders2026Senior author

DOI: 10.1016/j.msard.2026.106988 PMID: 41571370

02

A high price to pay: Preserving choice for people with multiple sclerosis.

Lechner-Scott J, Agland S, Giovannoni G, Hawkes C, Levy M, Yeh A

Multiple sclerosis and related disorders2026Senior author

DOI: 10.1016/j.msard.2026.107416 PMID: 42705799

03

Frontoparietal functional connectivity is related to active disease and processing speed in adolescents with childhood-onset lupus.

Cabrera DV, Mwizerwa O, Zapparoli B, Jeyanathan A, Ng L, Tal TE, Ertl-Wagner B, Yeh A, Branson H, Davis A, Hiraki L, Levy D, Danguecan A, Knight A

Annals of the rheumatic diseases2025

DOI: 10.1016/j.ard.2025.06.2129 PMID: 40675898

04

Treatment of First and Subsequent Attacks in Multiple Sclerosis.

Hawkes CH, Giovannoni G, Lechner-Scott J, Levy M, Yeh A

Multiple sclerosis and related disorders2025Senior author

DOI: 10.1016/j.msard.2025.106665 PMID: 40803050

05

Mental health as an unmet medical need in NMOSD: how can we do better?

O'Hayer CV, Yeh A, Hawkes C, Lechner-Scott J, Giovannoni G, Levy M

Multiple sclerosis and related disorders2025

DOI: 10.1016/j.msard.2025.106557 PMID: 40479793

06

IS MULTIPLE SCLEROSIS A MICROGLIOPATHY?

Hawkes CH, Giovannoni G, Lechner-Scott J, Levy M, Yeh A

Multiple sclerosis and related disorders2025Senior author

DOI: 10.1016/j.msard.2025.106403 PMID: 40174435

07

Characterizing the diversity of the multiple sclerosis population in Canada: A scoping review.

Marrie RA, Fakolade A, Linton J, Maxwell CJ, Rotstein D, Schindell B, Tremlett H, Yeh A, Finlayson M

Multiple sclerosis journal - experimental, translational and clinical2025

DOI: 10.1177/20552173251321814 PMID: 40104669

08

Potential mechanisms of how B-cell depletion works in MOGAD.

Bilodeau PA, Yeh A, Lechner-Scott J, Hawkes CH, Giovannoni G, Levy M

Multiple sclerosis and related disorders2025

DOI: 10.1016/j.msard.2025.106269 PMID: 39827742

09

FROM BENCH TO BEDSIDE: A SNAIL IN TREACLE?

Hawkes CH, Giovannoni G, Lechner-Scott J, Levy M, Yeh A

Multiple sclerosis and related disorders2024Senior author

DOI: 10.1016/j.msard.2024.105916 PMID: 39406046

10

Mr. Machiavelli's Choice for Treatment of MOG Antibody Disease: Do the benefits of long-term corticosteroids justify the means?

Levy M, Yeh A, Hawkes C, Lechner-Scott J, Giovannoni G

Multiple sclerosis and related disorders2024

DOI: 10.1016/j.msard.2024.105794 PMID: 39111225

Identifying the Needs and Preferences of Children and Youth with Chronic Medical and Mental Health Conditions for Active Living Programming and Infrastructure in Toronto

Principal investigatorCIHR2022Planning and Dissemination Grant - Institute Community Support

Principal investigators: Stephens, Samantha; Yeh, Ann E.

Keywords: Chronic Illness; Health Equity; Health Promotion; Pediatrics; Physical Activity

$20,000

Environmental and Genetic Contributions of Vitamin D to Pediatric Multiple Sclerosis

Nominated PICIHR2015Environments, Genes and Chronic Disease - LOI

Principal investigators: Yeh, Ann E.; Banwell, Brenda L; Bar-Or, Amit; Marrie, Ruth Ann; Waldman, Amy; Wolfson, Christina M

Keywords: Autoimmune Disease; Environmental Factors; Gene-Immune Interaction; Genetics; Immunology; Multiple Sclerosis; Nutrition; Pediatric Health; Vitamin D

From CIHR, NSERC and SSHRC funding decisions: CIHR since 2008, NSERC since 1991 and SSHRC since 1998, including their latest published competition results.

Frequent collaborators

Pediatrics
Medical Microbiology and Infectious Diseases
Institute of Health Policy, Management, and Evaluation
Biomedical Engineering
Neurosciences and Mental Health
Medicine/Neurology
Translational Medicine
Other

Co-authors at University of Toronto, colored by department. Thicker lines mean more shared papers; select anyone to open their profile and their own map.

Jesse Papenburg

Medical Microbiology and Infectious Diseases

3 shared papers, latest 2022

Peter Gill

Institute of Health Policy, Management, and Evaluation

3 shared papers, latest 2022

Linda Hiraki

Epidemiology Division

1 shared papers, latest 2025

Lani Lieberman

Department of Laboratory Medicine and Pathobiology

1 shared papers, latest 2022

Indra Narang

Translational Medicine

1 shared papers, latest 2021

Birgit Ertl-Wagner

Neurosciences and Mental Health

1 shared papers, latest 2025

Birgit Ertl-Wagner

Biomedical Engineering

1 shared papers, latest 2025

Helen Tremlett

Medicine/Neurology

1 shared papers, latest 2025

Jill Hamilton

Psychiatry

1 shared papers, latest 2021

Write to this professor

A short, specific email works best. This draft uses one of their recent papers; replace the parts in brackets with your own details before sending.

Applying for

Paper to mentionMention their CIHR grant from 2022

Subject: Prospective PhD student: Chronic Illness Dear Professor Yeh, My name is [your name], and I am a [your current degree or role] at [your institution]. I am applying for a PhD position starting in [term and year]. I read your paper "Why don't all adults get multiple sclerosis?" (2026), and it connects closely to my own work on [your research topic]. [One or two sentences on what you did and what you learned.] I also saw your CIHR-funded project "Identifying the Needs and Preferences of Children and Youth with Chronic Medical and Mental Health Conditions for Active Living Programming and Infrastructure in Toronto" (2022), and I would be glad to contribute to work in that direction. Are you accepting new PhD students for [term and year]? I have attached my CV and transcripts, and I would be glad to talk at a time that suits you. Thank you for your time. Kind regards, [your name]

Ann Yeh

Research

Latest papers

Latest funding

Why don't all adults get multiple sclerosis?

A high price to pay: Preserving choice for people with multiple sclerosis.

Frontoparietal functional connectivity is related to active disease and processing speed in adolescents with childhood-onset lupus.

Treatment of First and Subsequent Attacks in Multiple Sclerosis.

Mental health as an unmet medical need in NMOSD: how can we do better?

IS MULTIPLE SCLEROSIS A MICROGLIOPATHY?

Characterizing the diversity of the multiple sclerosis population in Canada: A scoping review.

Potential mechanisms of how B-cell depletion works in MOGAD.

FROM BENCH TO BEDSIDE: A SNAIL IN TREACLE?

Mr. Machiavelli's Choice for Treatment of MOG Antibody Disease: Do the benefits of long-term corticosteroids justify the means?

Identifying the Needs and Preferences of Children and Youth with Chronic Medical and Mental Health Conditions for Active Living Programming and Infrastructure in Toronto

Environmental and Genetic Contributions of Vitamin D to Pediatric Multiple Sclerosis

Frequent collaborators

Jesse Papenburg

Peter Gill

Manish Sadarangani

Jesse Papenburg

Tammie Dewan

Jacqueline Khet-Ling Wong

Fatima Kakkar

Linda Hiraki

Lani Lieberman

Indra Narang

Andrea Knight

Birgit Ertl-Wagner

Birgit Ertl-Wagner

Helen Tremlett

Marcia Finlayson

Jill Hamilton