Dr. Gaston De Serres is an epidemiologist practitioner at the l’Institut national de santé publique du Québec and a regular researcher in the Infectious and Immune Disease Axis at the CHU de Québec-Laval University. He is a full professor in epidemiology in the Department of social and preventive medicine at Laval University where he has been teaching since 1997. He is chief physician of the scientific immunization group (SIG) of the Institut national de santé publique du Québec and an active member of the Comité sur l’immunisation du Québec (CIQ).

Dr. De Serre works on the control and prevention of infectious diseases, with a focus on diseases that are avoidable through vaccination and on respiratory diseases. His research work is on the epidemiology of diseases that are preventable through vaccination and the efficacy of vaccinations used in routine programs, and in particular, on the efficacy of the influenza vaccine.

2400, avenue d'Estimauville, 3e étage
Québec, Québec
Canada G1E 7G9
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Zinszer K, McKinnon B, Bourque N, Zahreddine M, Charland K, Papenburg J, Fortin G, Hamelin MÈ, Saucier A, Apostolatos A, Pierce L, Savard-Lamothe A, Carbonneau J, Conrod P, Haley N, Laurin I, Boivin G, De Serres G, Quach C

Seroprevalence of anti-SARS-CoV-2 antibodies among school and daycare children and personnel: protocol for a cohort study in Montreal, Canada.

Journal Article

BMJ Open, 11 (7), 2021.

Abstract | Links:

Ducrocq J, Ndao M, Yansouni CP, Proulx JF, Mondor M, Hamel D, Lévesque B, De Serres G, Talbot D

Epidemiology associated with the exposure to Toxoplasma gondii in Nunavik's Inuit population using the 2017 Qanuilirpitaa cross-sectional health survey.

Journal Article

Zoonoses Public Health, 68 (7), 2021.

Abstract | Links:

Bussière N, Mei J, Lévesque-Boissonneault C, Blais M, Carazo S, Gros-Louis F, De Serres G, Dupré N, Frasnelli J

Chemosensory Dysfunctions Induced by COVID-19 Can Persist up to 7 Months: A Study of Over 700 Healthcare Workers.

Journal Article

Chem Senses, 46 , 2021.

Abstract | Links:

Carazo S, Talbot D, Boulianne N, Brisson M, Gilca R, Deceuninck G, Brousseau N, Drolet M, Ouakki M, Sauvageau C, Barkati S, Fortin É, Carignan A, De Wals P, Skowronski DM, De Serres G

Single-dose mRNA vaccine effectiveness against SARS-CoV-2 in healthcare workers extending 16 weeks post-vaccination: a test-negative design from Quebec, Canada.

Journal Article

Clin Infect Dis, 2021.

Abstract | Links:

Tauzin A, Nayrac M, Benlarbi M, Gong SY, Gasser R, Beaudoin-Bussieres G, Brassard N, Laumaea A, Vezina D, Prevost J, Anand SP, Bourassa C, Gendron-Lepage G, Medjahed H, Goyette G, Niessl J, Tastet O, Gokool L, Morrisseau C, Arlotto P, Stamatatos L, McGuire AT, Larochelle C, Uchil P, Lu M, Mothes W, De Serres G, Moreira S, Roger M, Richard J, Martel-Laferriere V, Duerr R, Tremblay C, Kaufmann DE, Finzi A

A single dose of the SARS-CoV-2 vaccine BNT162b2 elicits Fc-mediated antibody effector functions and T cell responses.

Journal Article

Cell Host Microbe, 29 (7), 2021.

Abstract | Links:

Ducrocq J, Simon A, Lemire M, De Serres G, Lévesque B

Exposure to Through Consumption of Raw or Undercooked Meat: A Systematic Review and Meta-Analysis.

Journal Article

Vector Borne Zoonotic Dis, 21 (1), 2021.

Abstract | Links:

Skowronski DM, De Serres G

Safety and Efficacy of the BNT162b2 mRNA Covid-19 Vaccine.

Journal Article

N Engl J Med, 384 (16), 2021.

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Gilca R, Carazo S, Amini R, Charest H, De Serres G

Relative Severity of Common Human Coronaviruses and Influenza in Patients Hospitalized With Acute Respiratory Infection: Results From 8-Year Hospital-Based Surveillance in Quebec, Canada.

Journal Article

J Infect Dis, 223 (6), 2021.

Abstract | Links:

Carazo S, Laliberte D, Villeneuve J, Martin R, Deshaies P, Denis G, Adib G, Tissot F, Dionne M, De Serres G

Characterization and evolution of infection control practices among severe acute respiratory coronavirus virus 2 (SARS-CoV-2)-infected healthcare workers in acute-care hospitals and long-term care facilities in Québec, Canada, Spring 2020.

Journal Article

Infect Control Hosp Epidemiol, 2021.

Abstract | Links:

Longtin Y, Charest H, Quach C, Savard P, Baz M, Boivin G, Farfard J, Villeneuve J, Roger M, De Serres G

Infectivity of healthcare workers diagnosed with coronavirus disease 2019 (COVID-19) approximately 2 weeks after onset of symptoms: A cross-sectional study.

Journal Article

Infect Control Hosp Epidemiol, 2021.

Abstract | Links:

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Active projects

  • (CV04 QC03) CANVAS Network - Surveillance of adverse events following immunization among children and adults immunized with the influenza vaccine, from 2017-06-01 to 2022-03-31
  • (SI03 QC03) Special Immunization Clinic Network (SIC) to investigate vaccine safety issues: Optimizing the clinical management of patients with contraindication to vaccination ..., from 2019-04-01 to 2022-03-31
  • Canadian Immunization Research Network, from 2014-06-01 to 2021-12-31
  • Canadian Immunization Research Network (CIRN) Provincial Collaborative Network (PCN) COVID-19 Vaccine Post-Market Studies, from 2020-12-01 to 2022-03-31
  • Identification de stratégies pour outiller les gestionnaires des milieux de soins pour l’application optimale des mesures de prévention et contrôle des infections chez les travailleurs de la santé durant la pandémie de COVID-19, from 2021-01-01 to 2022-02-08
  • Surveillance des manifestations cliniques survenant après la vaccination contre la COVID-19 au Québec, from 2020-12-01 to 2021-12-31

Recently finished projects

  • Capacité du vaccin ... à induire des niveaux protecteurs d'anticorps contre l'influenza B de la lignée Victoria chez des enfants initialement immunisés 9 ans auparavant avec des doses de vaccins contenant la lignée Yamagata (TITER III), from 2019-01-15 to 2019-12-31
  • COVID-19 household study to assess secondary attack rates and the proportion asymptomatic, including children, from 2020-06-01 to 2021-05-31
  • Enquête épidémiologique sur la COVID-19 chez les travailleurs de la santé du Québec, from 2020-04-20 to 2020-09-30
  • Enquête épidémiologique sur la COVID-19 chez les travailleurs de la santé du Québec. Phase 2, from 2020-07-12 to 2021-01-30
  • Interchangeabilité des vaccins VPH., from 2011-03-29 to 2019-12-31
  • REinfection in COVid-19 Estimation of Risk (RECOVER), from 2020-06-01 to 2020-09-30
  • Surveillance des hospitalisations et complications attribuables à l'influenza, saison 2018-2019 , from 2018-04-01 to 2021-03-31
Data provided by the Université Laval research projects registery