Contact Information

John P. Veinot, M.D., F.R.C.P.C (Canada)
Chairman, Department of Pathology and Laboratory Medicine
Tel: 613-562-5422

Sheila Schnupp
Office and Residency Program Administrator (Anatomical)
Telephone: 613-562-5800 ext. 8342

Manon Levesque Undergraduate Program and Office Coordinator
451 Smyth road,
Room 4155
Ottawa, Ontario
K1H 8M5

Tel: 613-562-5422

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Baldwin Toye

M.D. (Toronto), F.R.C.P., Canada (Internal Medicine [Ottawa], Medical Microbiology [Toronto]), Certificate of Special Competence in Infectious Diseases (Winnipeg)

Associate professor
Department of Pathology and Laboratory Medicine
Faculty of Medicine

Cross-appointed Professor
Department of Medicine and Department of Biochemistry, Microbiology and Immunology
Faculty of Medicine.

Division of Microbiology
The Ottawa Hospital - General Campus.

Telephone: 613-737-8323
Fax: 613-737-8324

Areas of Interest and Expertise

  • Diagnosis of genital Chlamydia trachomatis infections.
  • Epidemiology of antimicrobial resistant bacteria.
  • Laboratory diagnosis of antimicrobial resistant bacteria.
  • Molecular methods in diagnostic microbiology.

Recent Publications

  • Ouellet, A., Sherlock, R., TOYE, B., Fung Kee Fung, K.  Antenatal diagnosis of intrauterine infection with Coxsackievirus B3 associated with live birth. Infect Dis ObGynecol. 2004;12(1) :23-6.
  • Rock, G., Neurath, D., TOYE, B., Sutton, B., Giulivi, A., Bormanis, J., Olberg, G., Holme, S., Wenz B., Ortolano, G., Nelson, E. The use of a bacteria detection system to evaluate bacterial contamination in PLT concentrates. Transfusion. 2004; 44:337-342.
  • Slinger, R., Desjardins M., McCarthy A.E., Ramotar K., Jessamine P., Guibord C. and TOYE, B. Suboptimal clinical response to ciprofloxacin in patients with enteric fever due to Salmonella spp. With reduced fluoroquinolone susceptibility: a case series. BMC Infectious Diseases. 2004; 4:36.
  • Desjardins M., Delgaty K.L., Ramotar K., Seetaram C., TOYE, B. Prevalence and mechanisms of erythromycin resistance in group A Streptococcus and group B Streptococcus: Implications for reporting susceptibility results. J Clin Microbiol : 42 : 5620-5623, 2004.
  • Proulx N., Freschette D., TOYE, B., Chan J., Kravcik S.  Delays in the administration of antibiotics are associated with mortality from adult acute bacterial meningitis. Q J Med 2005; 98: 291-298.
  • Mufti A, TOYE B, Angel J. Mycobacterium abscessus infection following the use of tumor necrosis factor-alpha (TNF-a) inhibitor therapy: a case report and review of infectious complications associated with TNF-a inhibitor use.  Diagn Microbiol Infect Dis (2005); 53;233-238.
  • Roy-Leon, J., Lauzon, W., TOYE B, Singhal, N., Cameron, D. W. In vitro and in vivo activity of combination antimicrobial agents on Haemophilus ducreyiJ Antimicrob Chemother (2005); 56:552-558.
  • Lawrence SL, Roth V, Slinger R, TOYE B, Gaboury I, Lemyre B. Cloxacillin versus vancomycin for presumed late-onset sepsis in the Neonatal Intensive Care Unit and the impact upon outcome of coagulase negative staphylococcal bacteremia: a retrospective cohort study.  BMC Pediatrics 2005, 5:49.
  • Desjardins M, Guibord C, Lalonde B, TOYE B, Ramotar K. 2006. Evaluation of the IDI-MRSA™ Assay for Detection of MRSA from Nasal and Rectal Specimens Pooled in a Selective Broth.  J Clin Microbiol 2006, 44:4.
  • Ahdulaziz H, Touchie C, TOYE B, Karsh J.  Haverhill Fever with Spine Involvement.  The Journal of Rheumatology 2006; 33:7.
  • Majury A, Ash J, TOYE B, Evans G, Mazzulli T, Winter A-L, Gamble G.  Laboratory Diagnosis of Human Infection with Avian Influenza. CMAJ 2006, 175:1371. Conterno L, Shymanski J, Ramotar K, TOYE B, Zvonar R, Roth V. Impact and Cost of Infection Control Measures to Reduce Nosocomial Transmission of Extended Spectrum β-Lactamase-Producing Organisms in a Non-Outbreak Setting. J Hosp Infect 2007, 65:4.
  • Conterno L, Shymanski J, Ramotar K, TOYE B, Walraven CV, Coyle D, Roth V.  Real-Time polymerase chain reaction detection of methicillin-resistant Staphylococcus aureus: Impact on nososcomial transmission and costs. Infect Control Hosp Epidemiol 28(10):1134-41, 2007.
  • Szakacs TA, TOYE B, Turnbull JM, Muckle W, Roth V. Prevalence of methicillin-resistant Staphylococcus aureus in a Canadian inner-city shelter.  Can J Infect Dis Med Microbiol. 18(4): 249-252, 2007.
  • Daneman N, Green KA, Low D E, Simor AE, Willey B, Schwartz B, TOYE B, Jessamine P, Tyrell GJ, Krajden S, Ramage L, Rose D, Schertberg D, Bragg D, McGeer A and the Ontario Group A Streptococcal Study Group. Surveillance for hospital outbreaks of invasive group A Streptococcal infections in Ontario, Canada, 1992 – 2000.  Ann Int Med. 147 (4), 217-284, 2007.

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Last updated: 2015.09.08