Faculty profile

Joan Wither

ResearcherMedicine/NephrologyUniversity of Toronto

This profile is built from public research funding records (CIHR, NSERC and SSHRC) and PubMed. We have not imported them from a University of Toronto directory, so their courses may be missing. Find their university profile.

Joan Wither

Researcher

Medicine/Nephrology

Health Sciences

University of Toronto

Toronto, Ontario, Canada

Supervision signals

Has led research grants, which requires an independent research appointment. Ask their department whether they supervise graduate students.
25 publications in the last five years, latest in 2026.
Senior (last) author on 7 recent papers, a sign of leading a research group.
Principal investigator on 10 research grants (10 CIHR), most recently in 2024.
Supervised 2 trainees who won CIHR awards, most recently in 2023.

These signals come from public records, including CIHR, NSERC and SSHRC funding decisions. Ask the professor or the graduate program whether they are taking new students.

Academic metrics

Publications

Citations

h-index

Collaborators

Grants

Publications by year

Counts cover the works listed on the university profile; citation counts come from Dimensions.

Profiles and links

Search on Google Scholar

Find them onX · LinkedIn · Bluesky · YouTube

Signals and details

Research

Systemic Lupus Erythematosus Immune Profiling T Cells Antibody Sjogren'S Disease Flow Cytometry Autoantibodies Causal Inference

Latest papers

Measurements of urinary biomarkers at 2 years following a lupus nephritis flare are associated with subsequent renal outcomes.
Lupus science & medicine · 2026 · senior author
Type I interferons enhance B cell activation and promote differentiation of double negative 2 cells in SLE.
Lupus science & medicine · 2026 · senior author
Type I Interferon status and clinical manifestations in a large cohort of patients with systemic lupus erythematosus.
Joint bone spine · 2026

All 47 publications

Latest funding

Characterizing the variability that underlies mechanisms of alloimmune and autoimmune kidney injury through glycoproteomics
CIHR · 2024 · Principal investigator
$15,430
Understanding the immunophenotype and genetics of treatment response in children and adolescents with lupus nephritis.
CIHR · 2024 · Co-investigator
$501,076
Characterization of the T cell populations that regulate autoimmunity in asymptomatic anti-nuclear positive individuals and how they become altered in early untreated systemic autoimmune rheumatic disease
CIHR · 2023 · Nominated PI
$910,350

All 14 grants and awards

47 publications.

Measurements of urinary biomarkers at 2 years following a lupus nephritis flare are associated with subsequent renal outcomes.

Baker R, Whittall Garcia LP, Li Q, Kim M, Bonilla D, Gladman DD, Urowitz M, Touma Z, Wither J

Lupus science & medicine2026Senior author

DOI: 10.1136/lupus-2025-001724 PMID: 41714112

Type I interferons enhance B cell activation and promote differentiation of double negative 2 cells in SLE.

Faheem Z, Boukhaled GM, Nassar C, Manion K, Kim M, Bonilla D, Gladman DD, Whittall Garcia L, Touma Z, Brooks DG, Wither J

Lupus science & medicine2026Senior author

DOI: 10.1136/lupus-2026-002042 PMID: 42373139

Type I Interferon status and clinical manifestations in a large cohort of patients with systemic lupus erythematosus.

Smith JD, Garcia LW, Bonilla D, Li Q, Keeling S, Avina-Zubieta JA, Wijesuriya H, Richards I, Jacobs A, Reidy J, Terbrueggen R, Wither J, Gladman DD, Touma Z

Joint bone spine2026

DOI: 10.1016/j.jbspin.2026.106081 PMID: 42202901

Characterizing arthritis subtypes in lupus: prevalence, clinical features and role of type I interferon signatures.

Mehta P, Kharouf F, Carrizo-Abarza V, Wither J, Patel M, Li Q, Gladman DD, Whittall Garcia LP, Touma Z

Rheumatology (Oxford, England)2026

DOI: 10.1093/rheumatology/keag379 PMID: 42484290

Elevated serum brain injury markers are associated with disease activity, pro-inflammatory cytokine levels and cognitive dysfunction in adolescents with childhood-onset SLE.

Mwizerwa O, Ledochowski J, Ramanathan G, Tal TE, Mossad SI, Zapparoli B, Ng L, Jeyanathan A, Davis A, Hiraki LT, Levy DM, Wither J, Touma Z, Danguecan A, Yeh A, Knight AM

Lupus science & medicine2026

DOI: 10.1136/lupus-2025-001922 PMID: 42020152

Sex differences in biomarkers and biologic mechanisms in psoriatic diseases and spondyloarthritis.

Dang S, Wither J, Jurisica I, Chandran V, Eder L

Journal of autoimmunity2025

DOI: 10.1016/j.jaut.2025.103394 PMID: 40031403

Single-cell RNA sequencing of circulating immune cells supports inhibition of TNFAIP3 and NFKBIA translation as psoriatic arthritis biomarkers.

Garrido AN, Machhar R, Cruz-Correa OF, Ganatra D, Crome SQ, Wither J, Jurisica I, Gladman DD

Frontiers in immunology2025

DOI: 10.3389/fimmu.2025.1483393 PMID: 39991156

Lupus nephritis: Biomarkers.

Dobrowolski C, Lao SM, Kharouf F, Croci PP, Wither J, Gladman DD, Garcia LW, Jauhal A, Touma Z

Advances in clinical chemistry2025

DOI: 10.1016/bs.acc.2024.10.002 PMID: 39818439

Lupus nephritis II: Treatment and monitoring.

Dobrowolski C, Lao SM, Kharouf F, Croci PP, Wither J, Gladman DD, Garcia LW, Jauhal A, Touma Z

Advances in clinical chemistry2025

DOI: 10.1016/bs.acc.2025.01.001 PMID: 40185533

Intraindividual cognitive function course over time in patients with systemic lupus erythematosus.

Tayer-Shifman OE, Su J, Bingham K, Kakvan M, Tartaglia MC, Ruttan L, Marzouk S, Wither J, Choi MY, Bonilla D, Appenzeller S, Beaton D, Katz P, Green R, Gladman DD, Touma Z

RMD open2025

DOI: 10.1136/rmdopen-2025-005655 PMID: 41436139

Something wrong or missing on this profile? Suggest a correction

Joan Wither

Research

Latest papers

Latest funding

Measurements of urinary biomarkers at 2 years following a lupus nephritis flare are associated with subsequent renal outcomes.

Type I interferons enhance B cell activation and promote differentiation of double negative 2 cells in SLE.

Type I Interferon status and clinical manifestations in a large cohort of patients with systemic lupus erythematosus.

Characterizing arthritis subtypes in lupus: prevalence, clinical features and role of type I interferon signatures.

Elevated serum brain injury markers are associated with disease activity, pro-inflammatory cytokine levels and cognitive dysfunction in adolescents with childhood-onset SLE.

Sex differences in biomarkers and biologic mechanisms in psoriatic diseases and spondyloarthritis.

Single-cell RNA sequencing of circulating immune cells supports inhibition of TNFAIP3 and NFKBIA translation as psoriatic arthritis biomarkers.

Lupus nephritis: Biomarkers.

Lupus nephritis II: Treatment and monitoring.

Intraindividual cognitive function course over time in patients with systemic lupus erythematosus.

Frequent collaborators

Zahi Touma

Murray Urowitz

Kathleen Bingham

Robin Green

Dorcas Beaton

Dafna Gladman

Heather Reich

Wendy Lou

Andrea Knight

Igor Jurisica

James Scholey

Laura Whittall-Garcia

Lihi Eder

Raphael Schneider

Janet Pope

Vinod Chandran

May Choi

Ana Konvalinka

Andrzej Chruscinski

Rod Bremner

Richard Cook

Linda Hiraki

Vincent Piguet

Sasha Bernatsky

Eldad Zacksenhaus

Sindhu Johnson

Milica Tanic

Nicole Anderson

Stephanie Keeling

Sasha Bernatsky

Joseph Beyene

Anna Goldenberg