Faculty profile

Katey Rayner

Back to faculty

Assistant ProfessorBiochemistry, Microbiology and ImmunologyUniversity of Ottawa

Katey Rayner

Assistant Professor

Biochemistry, Microbiology and Immunology

Faculty of Medicine

University of Ottawa

Ottawa, Ontario, Canada

Supervision signals

Professors usually supervise graduate students in their department's programs.
4 publications in the last five years, latest in 2026.
Principal investigator on 13 research grants (13 CIHR), most recently in 2026.
Supervised 10 trainees who won CIHR awards, most recently in 2026.

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

University Profile Search on Google Scholar

Find them onX · LinkedIn · Bluesky · YouTube

Signals and details

Research

Read how they describe their research on their University of Ottawa profile.

Inflammation Atherosclerosis Obesity Microrna Mitochondria Diabetes Fatty Acid Metabolism Cholesterol

Latest papers

The First 50 Years of the University of Ottawa Heart Institute: Toward Heart Health for All.
The Canadian journal of cardiology · 2026
Unraveling the Brain-Heart Axis: More Than Inflammation.
The Canadian journal of cardiology · 2026
Targeting Vascular Inflammation In Patients with Community-Acquired Pneumonia (TIN-CAP): protocol for a multicentre, randomised, double-blind, placebo-controlled trial.
BMJ open · 2026

All 22 publications

Latest funding

SWEETN-CVD: Artificial SWEEteners as New risk factor for CardioVascular Disease
CIHR · 2026 · Nominated PI
$10,000
Ubiquitin-Mediated Protein Regulation as a Driver of Neurovascular Dysfunction and Cognitive Impairment
CIHR · 2026 · Supervisor
$140,000
Specialized mRNA translation regulates macrophage function in atherosclerosis
CIHR · 2025 · Nominated PI
$1,028,926

All 29 grants and awards

22 publications.

The First 50 Years of the University of Ottawa Heart Institute: Toward Heart Health for All.

Davies RA, Kuss J, Rayner K, Birnie D, Voisine P, McDonald B, MacPhee E, Bowes B, Beanlands R

The Canadian journal of cardiology2026

DOI: 10.1016/j.cjca.2026.03.014 PMID: 42161472

Unraveling the Brain-Heart Axis: More Than Inflammation.

Hakimjavadi R, Kadoya Y, Liu P, Rayner K, Beanlands RSB, Tawakol A, Boczar KE

The Canadian journal of cardiology2026

DOI: 10.1016/j.cjca.2025.12.027 PMID: 41421635

Targeting Vascular Inflammation In Patients with Community-Acquired Pneumonia (TIN-CAP): protocol for a multicentre, randomised, double-blind, placebo-controlled trial.

Stotts C, Corrales-Medina VF, deKemp RA, Wells GA, Beanlands R, Raggi P, Ferrara G, Sligl W, A Connelly K, Paul N, Brouwers M, Contreras-Dominguez V, Yadav K, Torres C, Tavoosi A, Wiefels C, Kirpalani A, Romsa JG, Grey B, Deva D, Rayner K, Boczar KE

BMJ open2026

DOI: 10.1136/bmjopen-2025-114239 PMID: 41781043

ATF2 orchestrates macrophage differentiation and activation to promote antibacterial responses.

Rajabalee N, Siushansian H, Weerapura M, Berton S, Berbatovci F, Hooks B, Geoffrion M, Yang D, Harper ME, Rayner K, Blais A, Sun J

Journal of leukocyte biology2023

DOI: 10.1093/jleuko/qiad076 PMID: 37403209

Loss of TIMP4 (Tissue Inhibitor of Metalloproteinase 4) Promotes Atherosclerotic Plaque Deposition in the Abdominal Aorta Despite Suppressed Plasma Cholesterol Levels.

Hu M, Jana S, Kilic T, Wang F, Shen M, Winkelaar G, Oudit GY, Rayner K, Zhang DW, Kassiri Z

Arteriosclerosis, thrombosis, and vascular biology2021

DOI: 10.1161/atvbaha.120.315522 PMID: 33792349

Observational Cross-Sectional Study of Inflammatory Markers After Transient Ischemic Attacks, Acute Coronary Syndromes, and Vascular Stroke Events.

Boczar KE, Liu P, Chong AY, So D, Dowlatshahi D, Rayner K, Beanlands R

CJC open2021

DOI: 10.1016/j.cjco.2020.12.020 PMID: 34027372

Biomarker discovery in cardiac allograft vasculopathy using targeted aptamer proteomics.

Almufleh A, Zhang L, Mielniczuk LM, Stadnick E, Davies RA, Du Q, Rayner K, Liu PP, Chih S

Clinical transplantation2020

DOI: 10.1111/ctr.13765 PMID: 31815308

[18F]-Fluorodeoxyglucose PET/CT imaging as a marker of carotid plaque inflammation: Comparison to immunohistology and relationship to acuity of events.

Cocker MS, Spence JD, Hammond R, deKemp RA, Lum C, Wells G, Bernick J, Hill A, Nagpal S, Stotts G, Alturkustani M, Adeeko A, Yerofeyeva Y, Rayner K, Peterson J, Khan AR, Naidas AC, Garrard L, Yaffe MJ, Leung E, Prato FS, Tardif JC, Beanlands RSB, Canadian Atherosclerosis Imaging Network (CAIN) - Project II

International journal of cardiology2018

DOI: 10.1016/j.ijcard.2018.05.057 PMID: 30007487

Novel biomarkers for acute myocardial infarction: is microRNA the new kid on the block?

Rayner K, Dimmeler S, Calin GA, Thum T, Raizman JE, Diamandis EP

Clinical chemistry2014First author

DOI: 10.1373/clinchem.2013.215491 PMID: 24212084

Chronic over-expression of heat shock protein 27 attenuates atherogenesis and enhances plaque remodeling: a combined histological and mechanical assessment of aortic lesions.

Cuerrier CM, Chen YX, Tremblay D, Rayner K, McNulty M, Zhao X, Kennedy CR, de BelleRoche J, Pelling AE, O'Brien ER

PloS one2013

DOI: 10.1371/journal.pone.0055867 PMID: 23409070

Profile data last refreshed on September 25, 2026 from the university directory, publication records and CIHR, NSERC and SSHRC funding.

Something wrong or missing on this profile? Suggest a correction

Katey Rayner

Research

Latest papers

Latest funding

The First 50 Years of the University of Ottawa Heart Institute: Toward Heart Health for All.

Unraveling the Brain-Heart Axis: More Than Inflammation.

Targeting Vascular Inflammation In Patients with Community-Acquired Pneumonia (TIN-CAP): protocol for a multicentre, randomised, double-blind, placebo-controlled trial.

ATF2 orchestrates macrophage differentiation and activation to promote antibacterial responses.

Loss of TIMP4 (Tissue Inhibitor of Metalloproteinase 4) Promotes Atherosclerotic Plaque Deposition in the Abdominal Aorta Despite Suppressed Plasma Cholesterol Levels.

Observational Cross-Sectional Study of Inflammatory Markers After Transient Ischemic Attacks, Acute Coronary Syndromes, and Vascular Stroke Events.

Biomarker discovery in cardiac allograft vasculopathy using targeted aptamer proteomics.

[18F]-Fluorodeoxyglucose PET/CT imaging as a marker of carotid plaque inflammation: Comparison to immunohistology and relationship to acuity of events.

Novel biomarkers for acute myocardial infarction: is microRNA the new kid on the block?

Chronic over-expression of heat shock protein 27 attenuates atherogenesis and enhances plaque remodeling: a combined histological and mechanical assessment of aortic lesions.

INterdisciplinary Training in BIOmedical TECHnologies (INTBIOTECH)

Frequent collaborators

Benjamin Hibbert

Rob Beanlands

Peter Liu

Anish Kirpalani

Alexandre Blais

David Birnie

Zamaneh Kassiri

Steven Hawken

Jim Sun

Melissa Brouwers

Sharon Chih

Krishan Yadav

Dar Dowlatshahi

Ellamae Stadnick

Jean-Claude Tardif

Robert Hammond

Derek So

Mary-Ellen Harper

Dawn Bowdish

George Wells

Jean-Claude Tardif