Faculty profile
Marie-Hélène Roy-Gagnon
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Read how they describe their research on their University of Ottawa profile.
Latest papers
Characteristics and outcomes of antiretroviral-treated HIV-HBV co-infected patients in Canada?
BMC infectious diseases · 2019
Latest funding
- $70,000
Retinal vessel traits as biomarkers for systemic small vessel disease: Are they valid surrogate outcomes?
CIHR · 2025 · Principal investigator
- $70,000
Combined use of mendelian randomization and genetic confounding analysis to shed light on the causal relationship between retinal vessel traits and intraocular pressure
CIHR · 2025 · Nominated PI
- $70,000
Investigating non-additive actions of genetic factors on complex traits
NSERC · 2023 · Principal investigator
1 publications.
Characteristics and outcomes of antiretroviral-treated HIV-HBV co-infected patients in Canada?
Rana U, Driedger M, Sereda P, Pan S, Ding E, Wong A, Walmsley S, Klein M, Kelly D, Loutfy M, Thomas R, Sanche S, Kroch A, Machouf N, Roy-Gagnon MH, Hogg R, Cooper CL, Canadian Observational Cohort (CANOC) Collaboration
Retinal vessel traits as biomarkers for systemic small vessel disease: Are they valid surrogate outcomes?
Principal investigators: Freeman, Ellen; Roy-Gagnon, Marie-Hélène
Keywords: Age-Related Macular Degeneration; Dementia; Epidemiology; Mediation; Polygenic Risk Scores; Retinal Vessels; Small Vessel Diseases; Stroke
Combined use of mendelian randomization and genetic confounding analysis to shed light on the causal relationship between retinal vessel traits and intraocular pressure
Principal investigators: Roy-Gagnon, Marie-Hélène; Freeman, Ellen
Keywords: Biological Pathways; Causal Inference; Genetic Confounding; Glaucoma-Related Traits; Mendelian Randomization; Retinal Vessel Traits
Investigating non-additive actions of genetic factors on complex traits
Principal investigators: Roy-Gagnon, Marie-Hélène
Keywords: founder populations; genealogical data; gene-gene interactions; homozygosity; non-additive genetic effects; simulations
Enhancing the Canadian Longitudinal Study on Aging for research on vision and eye disease through linkage with health administrative data and grading of retinal images
Principal investigators: Freeman, Ellen
Keywords: Balance; Clsa; Cognition; Epidemiology; Eye Disease; Glaucoma
Impact of genome-wide and local homozygosity on sensory-related traits
Principal investigators: Roy-Gagnon, Marie-Hélène
Keywords: Founder Populations; Hearing Loss; Homozygosity; Simulations; Vision Loss
Genetic, Metabolomic, and Environmental Contributions to Intraocular Pressure in the Canadian Longitudinal Study on Aging
Principal investigators: Roy-Gagnon, Marie-Hélène; Freeman, Ellen
Keywords: Gene-Environement Interactions; Genetic Epidemiology; Genome-Wide Association Studies; Glaucoma; Intraocular Pressure; Metabolomics
Impact of genome-wide and local homozygosity on cancer
Principal investigators: Roy-Gagnon, Marie-Hélène; Burkett, Kelly M
Keywords: Founder Population; Honmozygosity By Descent; Population Genetics; Prostate Cancer; Statistical Genetics
Environment-specific maternal genetic effects in orofacial clefts
Principal investigators: Roy-Gagnon, Marie-Hélène
Keywords: Gene-Environment Interactions; Genetic Epidemiology; Genome-Wide Association Studies; Maternal Effects; Orofacial Clefts; Single Nucleotide Polymorphism
Integrating genealogical and genomic data in studies of complex disease
Principal investigators: RoyGagnon, MarieHélène
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
- Mona Loutfy and Sharon Walmsley: 26 shared papers
- Mona Loutfy and Marina Klein: 9 shared papers
- Marina Klein and Sharon Walmsley: 9 shared papers
- Mona Loutfy and Robert Hogg: 7 shared papers
- Mona Loutfy and Abigail Kroch: 6 shared papers
- Sharon Walmsley and Robert Hogg: 5 shared papers
- Mona Loutfy and Réjean Thomas: 4 shared papers
- Mona Loutfy and Deborah Kelly: 3 shared papers
- Marina Klein and Réjean Thomas: 3 shared papers
- Marina Klein and Robert Hogg: 3 shared papers
- Deborah Kelly and Abigail Kroch: 3 shared papers
- Sharon Walmsley and Réjean Thomas: 3 shared papers
- Marina Klein and Deborah Kelly: 2 shared papers
- Marina Klein and Abigail Kroch: 2 shared papers
- Mona Loutfy and Marie-Hélène Roy-Gagnon: 1 shared paper
- Marina Klein and Marie-Hélène Roy-Gagnon: 1 shared paper
- Deborah Kelly and Marie-Hélène Roy-Gagnon: 1 shared paper
- Marie-Hélène Roy-Gagnon and Sharon Walmsley: 1 shared paper
- Marie-Hélène Roy-Gagnon and Abigail Kroch: 1 shared paper
- Marie-Hélène Roy-Gagnon and Réjean Thomas: 1 shared paper
- Marie-Hélène Roy-Gagnon and Robert Hogg: 1 shared paper
- School of Epidemiology and Public Health
- Epidemiology Division
- Infectious Diseases/Internal Medicine
- Centre for Clinical Epidemiology and Evaluation
- Medicine
- Infectious Diseases
- Other
Co-authors at University of Ottawa, colored by department. Thicker lines mean more shared papers; select anyone to open their profile and their own map.
Sharon Walmsley
Infectious Diseases
1 shared papers, latest 2019
Abigail Kroch
Epidemiology Division
1 shared papers, latest 2019
Réjean Thomas
Faculty
1 shared papers, latest 2019
Robert Hogg
Faculty
1 shared papers, latest 2019
Mona Loutfy
Medicine
1 shared papers, latest 2019
Marina Klein
Centre for Clinical Epidemiology and Evaluation
1 shared papers, latest 2019
Deborah Kelly
Infectious Diseases/Internal Medicine
1 shared papers, latest 2019
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Profile data last refreshed on September 25, 2026 from the university directory, publication records and CIHR, NSERC and SSHRC funding.