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Canada's 2025 Top 10 Funded Rheumatology Projects

Arthritis Society

Arthritis Society Canada (ASC) is Canada’s largest charitable funder of cutting-edge arthritis research, investing more than $240 million in research projects since its founding, and over $7 million invested in 2024-2025. Below are the investigators and projects that were funded in 2025.

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Methotrexate intolerance in rheumatoid arthritis

Jack Cush, MD

A current large rheumatoid arthritis (RA) cohort study from Cairo assessed methotrexate (MTX) use and found over half were MTX intolerant and a third of patients were noncompliant with MTX.

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Retractions in Rheumatology

Jack Cush, MD

Retraction of rheumatology studies is not uncommon; a recent analysis shows retractions have risen substantially.

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Notch and TGFβ Signaling in Refractory Rheumatoid Arthritis

EurekAlert!

Spatial transcriptomic profiling of rheumatoid arthritis (RA) synovial biopsies (pre- and post-treatment) has revealed new insights into the pathobiology or treatment resistent RA. 

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TOPKAT Trial: Partial vs Total Knee Replacement

MedPage Today

Patients with osteoarthritis (OA) primarily affecting only one knee joint compartment did just as well with partial knee replacement (PKR) as with total arthroplasty after 10 years in a randomized trial -- and maybe a little bit better.

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Treat-to-Target in Gout and Cardiovascular Outcomes

Jack Cush, MD

A 5 year JAMA study shows that a treat-to-target (serum urate < 6 mg/dL) study finds that effective urate-lowering treatment (ULT) results in a significantly reduced cardiovascular risk in patients with gout. 

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TOPKAT Trial: Partial vs Total Knee Replacement Patients with osteoarthritis (OA) primarily affecting only one knee joint compartment did just as well with partial knee replacement (PKR) as with total arthroplasty after 10 years in a randomized trial -- and maybe a little bit https://t.co/MNpVeHQbJ2
Dr. John Cush RheumNow ( View Tweet)
Clinical contributors to pathogenesis and treatment outcomes for rheumatoid arthritis. Full read review of pathogenesis and unmet needs in #RA https://t.co/IEC0tsp1Rk https://t.co/jIsqhy9rQh

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Dr. John Cush RheumNow ( View Tweet)
APPIPRA Study - Benefits of Early Treatment Treating people who are at high risk of rheumatoid arthritis (RA) can delay the onset of the disease for several years, with benefits also continuing well after treatment has stopped. https://t.co/GYguq7VlqT https://t.co/5Z0BXIm3cM

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Dr. John Cush RheumNow ( View Tweet)
Remission? Single center study of 100 RA, 100 SLE pts assessed by SLEDAI-2K, SDAI, VAS. Remission/LDA found in 88% of 392 SLE visits & 91% of 389 RA visits(p=NS). Remission was more common in SLE vs RA (79% vs 69%; p= 0.0018). https://t.co/ZPRrYQMsCT

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Dr. John Cush RheumNow ( View Tweet)

Physical activity (PA) is assoc w/ reduced all-cause mortality in RA pts. Study of 1493 NHANES & 1724 UK Biobank RA cohorts showing robust inverse association between PA and all-cause mortality (HR: active = 0.48, highly active = 0.61) https://t.co/K6ALzqP3QQ https://t.co/2XJ0zD7FA3

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Dr. John Cush RheumNow ( View Tweet)
Electronic EHR reminders to deprescribe works! EHR study of 1146 pts(mean 74 yrs) showed 2 methods of E-reminder notifications resulted in either a 10.4% or 6.5% deprescribing (vs usual care); deprescribing was 40% more likely (RR 1.40; 95% CI, 1.14-1.73) https://t.co/sXnW5gUP0q https://t.co/n9LhUG612M

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Dr. John Cush RheumNow ( View Tweet)
APP Survey Results: 2017 and 2025 https://t.co/UEfYsKL74u https://t.co/SYTA7OOOvV

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Dr. John Cush RheumNow ( View Tweet)
Consensus on Managing Vertebral Fractures in Advanced CKD A coalition of leading international experts has released the first comprehensive Consensus Statement on the Management of Vertebral Fractures in Chronic Kidney Disease (CKD) Stages G4–G5D. The statement highlights a https://t.co/gilX13EaUi
Dr. John Cush RheumNow ( View Tweet)
Minnesota Mayo clinic retrospective, population study of RF & CCP in 1373 incident RA pts. At Dx, 37% dual seropositive, 13% +CCP only, 12% +RF only, & 38% seronegative. zDual seropositives had more erosions (31%) & flares (69% vs 51%). But +RF only highest mortality (adj 2.18) https://t.co/hPQewVgPoq
Dr. John Cush RheumNow ( View Tweet)
Longitudinal study of 1761 US military service pre- & post-deployment. The prevalence of fibromyalgia in Males/Females was 2.%/2% (sames as civilians) but post-deploy incr to 8%/11% (P < 0.001). PTSD incr from 21% /18% to 23%/26%. PTSD predeployment lead to a 3 fold risk of FM. https://t.co/XTjuhjx0zd
Dr. John Cush RheumNow ( View Tweet)
Multinational retrospective review of CV risk in IIM (myositis) cohorts finds among 336 pts that > 1/3 are at moderate-high risk for CVD - but 34 % prescribed a statin. Moderate-high risk scores seen w/ necrotizing myopathy (OR 4.6), steroids (OR 1.8), dyslipidaemia (1.2) https://t.co/4IMiaHJvL3
Dr. John Cush RheumNow ( View Tweet)
Clinical contributors to pathogenesis and treatment outcomes for rheumatoid arthritis. Full read review of pathogenesis and unmet needs in #RA https://t.co/OZxOuXdnIq https://t.co/LuYoLVfb7N

Links:

Dr. John Cush RheumNow ( View Tweet)
Lupus Accelerating Breakthroughs Consortium commissioned a stakeholders group (including the FDA) to assess drug development in Cutaneous lupus CLE), and they have endorsed CLASI (CLE Dz Area & Severity Index) as the outcome measure for CLE clinical trials. https://t.co/q7If97AHBa
Dr. John Cush RheumNow ( View Tweet)
Rheum Poll> Which is the most difficult to treat RA (D2TRA) patient (despite aggressive Rx)?

Dr. John Cush RheumNow ( View Tweet)

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