Faculty profile

Yves Longtin

ResearcherMedicineMcGill University

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

Yves Longtin

Researcher

Medicine

Health Sciences

McGill University

Montreal, Quebec, Canada

Supervision signals

Has led research grants, which requires an independent research appointment. Ask their department whether they supervise graduate students.
22 publications in the last five years, latest in 2026.
Senior (last) author on 5 recent papers, a sign of leading a research group.
Principal investigator on 2 research grants (2 CIHR), most recently in 2025.

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

105

Citations

Collaborators

Grants

Publications by year

Counts cover the publications linked to this profile. Citations and the h-index appear when the source records them.

Profiles and links

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Signals and details

Research

C. Difficile Clostridioides Difficile Infection Diarrhea Fidaxomicin Nosocomial Infection Placebo Controlled Platform Trial Randomized Controlled Trial

Latest papers

Cefazolin for Methicillin-Susceptible Staphylococcus aureus Bacteremia
New England Journal of Medicine · 2026
Initial Vancomycin Taper for the Prevention of Recurrent Clostridioides difficile Infection
JAMA Network Open · 2026
Hospital characteristics associated with healthcare-associated viral respiratory infection rates in a Canadian acute care network.
Infection Control and Hospital Epidemiology · 2026

All 56 publications

Latest funding

Strategies for the Treatment and Prevention of Recurrent Clostridioides difficile infection: The SPORES Platform
CIHR · 2025 · Principal investigator
$2,015,775
Clopidogrel vs. Aspirin in S. aureus Bacteremia (Clopido-SNAP)
CIHR · 2024 · Co-investigator
$539,325
Dabigatran for the adjunctive treatment of Staphylococcus aureus bacteremia: the DABI-SNAP nested randomized controlled trial
CIHR · 2024 · Co-investigator
$539,325

All 11 grants and awards

56 publications.

Cefazolin for Methicillin-Susceptible Staphylococcus aureus Bacteremia

Lee TC, Barina LA, Walls G, Goodman AL, Yahav D, Cheng MP, Bonten M, Bowen AC, Boyles T, Daneman N

New England Journal of Medicine202613 citations

DOI: 10.1056/nejmoa2506905

Initial Vancomycin Taper for the Prevention of Recurrent Clostridioides difficile Infection

McDonald EG, Butler-Laporte G, Brophy JM, Elsayed S, Frenette C, Huseen I, Loo VG, Moran K, Coburn B, Hota SS

JAMA Network Open20268 citations

DOI: 10.1001/jamanetworkopen.2025.60495

Hospital characteristics associated with healthcare-associated viral respiratory infection rates in a Canadian acute care network.

McGill E, Lee D, Quach C, Leis JA, Downing M, Conly J, Ellison J, Embil JM, Lee BE, Longtin Y

Infection Control and Hospital Epidemiology2026

DOI: 10.1017/ice.2026.10490

Effectiveness of using full personal protective equipment in reducing the transmission of SARS-CoV-2 in health care workers: A systematic review.

Gagnon J, Naïmi M, Bergeron F, Longtin Y, Villeneuve J, Boudaoud K, Jolicoeur-Ouellette D, Xu HH, Cormier É, Guertin JR, Marx T, Adadja J, Bluteau A, Berthelot S

American journal of infection control2026

DOI: 10.1016/j.ajic.2025.11.013 PMID: 41265491

A musical mnemonic to recall handwashing technique among young children: A proof-of-concept study.

Thampi N, Darbha A, Zumbansen A, Comeau G, Tsampalieros A, Longtin Y

American journal of infection control2026Senior author

DOI: 10.1016/j.ajic.2026.02.005 PMID: 41707914

Determination of the performance of a novel diagnostic test for Clostridioides difficile toxins A and B using latent class analysis.

Li J, Dendukuri N, Longtin Y, Banz A, Frenette C, Gervais P, Miller MA, Bourgault A-M, Dawang NL, Loo VG

Journal of clinical microbiology2025

DOI: 10.1128/jcm.01807-24 PMID: 40162818

Clostridioides difficile surveillance: 9-year comparison between automated surveillance and conventional surveillance in acute care hospitals.

Stanciu J, Dolcé P, Frenette C, Roy MC, Kouider L, Longtin Y

Antimicrobial stewardship & healthcare epidemiology : ASHE2025Senior author

DOI: 10.1017/ash.2025.5 PMID: 40026774

Measurement of COVID-19 vaccination acceptance and associated factors among Afghan refugees in Iran: insights from a cross-sectional study.

Askarian M, Taherifard E, Taherifard E, Shayan Z, Longtin Y, Groot G, Ranjbar E, Askarian A, Taghrir MH, Hatam N

BMC public health2025

DOI: 10.1186/s12889-025-25891-3 PMID: 41353117

Identification of plasmid-mediated tigecycline resistance tet(x4) and New Delhi metallo-β-lactamase (NDM) in an Escherichia coli isolate from Canada.

Mataseje LF, Lerminiaux N, McGeer A, Johnstone J, Poutanen S, McGill E, Longtin Y, Canadian Nosocomial Infection Surveillance Program (CNISP)

Microbiology spectrum2025Senior author

DOI: 10.1128/spectrum.00976-25 PMID: 41060019

Is COVID-19 Associated With an Increased Risk of Subsequent Upper Respiratory Tract Infections in Adults? A Prospective Cohort Study.

Tadount F, Boivin G, Longtin Y, Savard P, Cheng MP, Decaluwe H, De Serres G, Fortin É, Quach C

Open forum infectious diseases2025

DOI: 10.1093/ofid/ofaf544 PMID: 40980581

Strategies for the Treatment and Prevention of Recurrent Clostridioides difficile infection: The SPORES Platform

Principal investigatorCIHR2025Project Grant

Principal investigators: McDonald, Emily G; Carignan, Alex; Chan, Adrienne; Chen, Yan; Daley, Peter; Daneman, Nick; Kandel, Christopher; Lee, Todd C; Longtin, Yves; Perez Patrigeon, Santiago; Wuerz, Terence

Keywords: C. Difficile; Clostridioides Difficile Infection; Diarrhea; Fidaxomicin; Nosocomial Infection; Placebo Controlled; Platform Trial; Randomized Controlled Trial; Recurrence; Vancomycin

$2,015,775

Clopidogrel vs. Aspirin in S. aureus Bacteremia (Clopido-SNAP)

Co-investigatorCIHR2024Project Grant

Principal investigators: Lee, Todd C; Cheng, Matthew P; Daneman, Nick; Davis, Joshua; Goodman, Anna L; Lawler, Patrick R; McDonald, Emily G; Mertz, Dominik; Paul, Mical; Siegal, Deborah M; Tong, Steven; Walls, Genevieve

Keywords: Antithrombotic Therapy; Bacteremia; Randomized Controlled Trial; Staphylococcus Aureus

$539,325

Dabigatran for the adjunctive treatment of Staphylococcus aureus bacteremia: the DABI-SNAP nested randomized controlled trial

Co-investigatorCIHR2024Project Grant

Principal investigators: McDonald, Emily G; Cheng, Matthew P; Daneman, Nick; Davis, Joshua; Goodman, Anna L; Lawandi, Alexander; Lawler, Patrick R; Lee, Todd C; Mertz, Dominik; Paul, Mical; Siegal, Deborah M; Tong, Steven; Walls, Genevieve

Keywords: Adjunctive Therapies; Anticoagulants; Comparative Effectiveness Trial; Desirability Of Ordinal Outcomes Rating; Infectious Diseases; Nested Trials; Platform Trial; Pragmatic Trials; Staph Aureus Bacteremia

$539,325

A Randomized Controlled Trial of Oral Antimicrobial Therapy for Patients with Staphylococcus aureus Bacteremia: The Early Oral Switch Domain in the Staphylococcus aureus Network Adaptive Trial (EOS-SNAP)

Co-investigatorCIHR2024Project Grant

Principal investigators: Cheng, Matthew P; Bai, Anthony D; Daley, Peter; Daneman, Nick; Grant, Jennifer; Lawandi, Alexander; Lee, Todd C; MacFadden, Derek R; McDonald, Emily G; Somayaji, Ranjani; Wuerz, Terence

Keywords: Bacteremia; Bloodstream Infection; Clinical Trial; Oral Antibiotics; Staphylococcus Aureus

$1,705,952

Expanding the Staphylococcus Aureus Network Adaptive Platform (SNAP^2)

Co-investigatorCIHR2022Operating Grant: Clinical Trials Projects

Principal investigators: Lee, Todd C; Cheng, Matthew P; Daneman, Nick; Davis, Joshua; Goodman, Anna L; Johnstone, Jennie; Lawandi, Alexander; Lye, David C; McDonald, Emily G; Paul, Mical; Tong, Steven; Walls, Genevieve; Wuerz, Terence

Keywords: Combination Therapy; Endocarditis; Randomized Controlled Trial; Staphylococcus Aureus Bacteremia

$1,999,745

Expanding the Staphylococcus Aureus Network Adaptive Platform (SNAP^2)

Co-investigatorCIHR2022Operating Grant: Clinical Trials Projects - Indirect Costs

Keywords: Combination Therapy; Endocarditis; Randomized Controlled Trial; Staphylococcus Aureus Bacteremia

$499,936

Viral diversity and immune escape variants in vulnerable individuals post-vaccination.

Co-investigatorCIHR2021Operating Grant: Emerging COVID-19 Research Gaps and Priorities - Variants

Principal investigators: Piccirillo, Ciriaco A

Keywords: Computational Biology; Hematological Malignancies; Immune Escape Variants; Immunosenescence; Mutations; Serology; T Cells; Vaccines; Viral Genomics; Viral Transmission

Effectiveness of Identifying C. difficile Asymptomatic Carriers on the Incidence of C. difficile Infection (EFFICACI): A Stepped Wedge Cluster Randomized Trial

Nominated PICIHR2020Project Grant

Principal investigators: Longtin, Yves; Lee, Todd C; Loo, Vivian G; McDonald, Emily G

Keywords: Antibimicrobial Stewardship; Asymptomatic Carriage; Clostridium Difficile Infection; Infection Prevention And Control; Interventional Study; Isolation Precautions; Population-Based Research; Stepped Wedge Cluster Randomized Trial

$100,000

Initial vancomycin taper for the prevention of recurrent Clostridium difficile infection

Co-investigatorCIHR2018Project Grant

Principal investigators: Lee, Todd C; McDonald, Emily G

Keywords: Clostridium Dificile; Prevention; Recurrence; Vancomycin

$378,676

Evaluation of Ultrasensitive Toxin Detection and Molecular Assays for the Diagnosis of Clostridium difficile Infection and Asymptomatic Colonization.

Co-investigatorCIHR2016Operating Grant: Antimicrobial Resistance

Principal investigators: Loo, Vivian G; Dendukuri, Nandini

Keywords: Clostridium Difficile Diagnosis

$299,988

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

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Yves Longtin

Research

Latest papers

Latest funding

Cefazolin for Methicillin-Susceptible Staphylococcus aureus Bacteremia

Initial Vancomycin Taper for the Prevention of Recurrent Clostridioides difficile Infection

Hospital characteristics associated with healthcare-associated viral respiratory infection rates in a Canadian acute care network.

Effectiveness of using full personal protective equipment in reducing the transmission of SARS-CoV-2 in health care workers: A systematic review.

A musical mnemonic to recall handwashing technique among young children: A proof-of-concept study.

Determination of the performance of a novel diagnostic test for Clostridioides difficile toxins A and B using latent class analysis.

Clostridioides difficile surveillance: 9-year comparison between automated surveillance and conventional surveillance in acute care hospitals.

Measurement of COVID-19 vaccination acceptance and associated factors among Afghan refugees in Iran: insights from a cross-sectional study.

Identification of plasmid-mediated tigecycline resistance tet(x4) and New Delhi metallo-&#x3b2;-lactamase (NDM) in an Escherichia coli isolate from Canada.

Is COVID-19 Associated With an Increased Risk of Subsequent Upper Respiratory Tract Infections in Adults? A Prospective Cohort Study.

Frequent collaborators

Yves Longtin

Gaston De Serres

Jean Longtin

Caroline Quach

Vidal Essebag

Damian Redfearn

Paul Dorian

Ratika Parkash

Nisha Thampi

Guy Boivin

Dominik Mertz

Philippe Jouvet

Jennie Johnstone

Nick Daneman

Jacques Corbeil

Allison McGeer

Ivan Brukner

Nandini Dendukuri

Simon Berthelot

Samira Mubareka

Michael Fralick

Nisha Thampi

Elissa Rennert-May

Ranjani Somayaji

Caroline Nott

Dominik Mertz

Guillaume Butler-Laporte

Caroline Quach-Thanh

Peter Daley

Alex Carignan

Dominik Mertz

Sandra Isabel

Monica Taljaard

Anna Zumbansen

Dominik Mertz

Monica Taljaard

John Conly

Caroline Quach-Thanh

Caroline Quach-Thanh

Liane Feldman

Identification of plasmid-mediated tigecycline resistance tet(x4) and New Delhi metallo-β-lactamase (NDM) in an Escherichia coli isolate from Canada.