Grandjean Lapierre, Simon

M.D., M.Sc., FRCPC

Principal scientist

Centre de recherche du CHUM

Research theme

Medical microbiologist
Laboratory medicine Department, CHUM

Internist & Infectious diseases specialist
Department of medicine, CHUM

Assistant professor
Department of microbiology, infectiology and immunology, Université de Montréal

514-890-8000, ext. 36210

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The patient who needs immediate assistance should not communicate directly with the researcher. Instead, they should call the doctor’s office or take other appropriate measures, such as going to the nearest emergency service.

Other affiliations

Affiliate researcher
Institut Pasteur de Madagascar

McGill International TB Center


Molecular epidemiology
Acoustic epidemiology
Innovation and technologies 

Research interests

Dr. Grandjean Lapierre leads a translational research program focused on Tuberculosis control in Canada and abroad, notably in Madagascar. His research activities principally include the impact assessment of new innovative technologies and molecular diagnostic tools on Tuberculosis control.

Molecular diagnostics
•    Molecular epidemiology and transmission 
•    Molecular diagnostics from primary clinical samples

Innovative technologies
•    Digital cough monitoring for screening and clinical management of respiratory diseases





LaFleur M, Reuter KE, Hall MB, Rasoanaivo HB, McKernan S, Ranaivomanana P, Michel A, Rabodoarivelo MS, Iqbal Z, Grandjean Lapierre S, Rakotosamimanana N. Drug-resistant tuberculosis in pet ringtailed lemur, Madagascar.Emerg Inf Dis. 27(3): 977-979. (2021)

Grandjean Lapierre, S., Knoblauch, A.M., Randriamanana, D. et al. Multidrug-resistant tuberculosis surveillance and cascade of care in Madagascar: a five-year (2012–2017) retrospective study. BMC Med 18, 173 (2020).

Hunt M, Bradley P, Grandjean Lapierre, S. et al. Antibiotic resistance prediction for Mycobacterium tuberculosis from genome sequence data with Mykrobe [version 1; peer review: 2 approved, 1 approved with reservations]. Wellcome Open Res (2019), 4:191

Rakotosamimanana, N., Grandjean Lapierre, S., Raharimanga, V. et al. Performance and impact of GeneXpert MTB/RIF® and Loopamp MTBC Detection Kit® assays on tuberculosis case detection in Madagascar. BMC Infect Dis 19, 542 (2019).

Bahrainwala L, Knoblauch AM, Andriamiadanarivo A, Diab MM, McKinney J, Small PM, Grandjean Lapierre, S., et al. Drones and digital adherence monitoring for community-based tuberculosis control in remote Madagascar: A cost-effectiveness analysis. PLoS ONE 15(7): e0235572 (2020)

Nouvet E, Knoblauch AM, Passe I, Grandjean Lapierre, S., et al. Perceptions of drones, digital adherence monitoring technologies and educational videos for tuberculosis control in remote Madagascar: a mixed-method study protocol BMJ Open 2019;9:e028073.



A lemur died from tuberculosis— a likely victim of the flourishing illegal pet trade

Les drones peuvent-ils améliorer la santé de populations isolées? (In French only)