Dr. Nahuel Fittipaldi

Public Health Ontario Laboratory

Photo of Dr. Nahuel Fittipaldi

"As a PHO scientist, I am at the intersection of science and public health practice. It’s extremely rewarding to see that my efforts really can make a positive impact on people’s health and contribute to real improvements in the lives of Ontarians."

Areas of Expertise

  • infectious diseases
  • human and zoonotic streptococci
  • pathogen–host interactions
  • genomic epidemiology

Academic Degrees and Accreditations

  • Postdoctorate (Microbial Pathogenesis), The Methodist Hospital, Houston
  • Doctor of Philosophy  (Microbiology), School of Veterinary Sciences, University of Montreal
  • Master of Science (Microbiology), School of Veterinary Sciences, University of Montreal

PHO Research Interests

  • Genomic epidemiology of human and zoonotic streptococci.
  • Molecular interplay between the streptococcal pathogen and the host.
  • Asymptomatic streptococcal carriage.

PHO Research Activities

  • Examining the pathogenesis of infection of human and zoonotic streptococci using integrated strategies combining genome sequencing, transcriptomics, and molecular population genetic analysis.
  • Leveraging basic knowledge to aid the development of new diagnostic tools, vaccine strategies, and therapeutic agents.
  • Collaborating with various institutional platforms and research efforts including the Pathogen Discovery Program.
  • Supporting and providing scientific advice to the Genomics core laboratory.

Selected Publications

  1. Teatero S, McGeer A, Tyrrell GJ, Hoang L, Smadi H, Domingo MC, Levett PN, Finkelstein M, Dewar K, Plevneshi A, Athey TBT, Gubbay JB, Mulvey MR, Martin I, Demczuk W, Fittipaldi N. Canada-Wide Epidemic of emm74 Group A Streptococcus Invasive Disease. Open Forum Infect Dis. 2018;5(5):ofy085.
  2. Roy D, Athey TBT, Auger JP, Goyette-Desjardins G, Van Calsteren MR, Takamatsu D, Okura M, Teatero S, Alcorlo M, Hermoso JA, Segura M, Gottschalk M, Fittipaldi N. A single amino acid polymorphism in the glycosyltransferase CpsK defines four Streptococcus suis serotypes. Sci Rep. 2017;7(1):4066.
  3. Teatero S, Coleman BL, Beres SB, Olsen RJ, Kandel C, Reynolds O, Athey TBT, Musser JM, McGeer A, Fittipaldi N. Rapid emergence of a new clone impacts the population at risk and increases the incidence of type emm89 group A Streptococcus invasive disease. Open Forum Infect Dis. 2017;4(2):ofx042.
  4. Teatero S, Ramoutar E, McGeer A, Li A, Melano RG, Wasserscheid J, Dewar K, Fittipaldi N. Clonal complex 17 group B Streptococcus strains causing invasive disease in neonates and adults originate from the same genetic pool. Sci Rep. 2016;6:20047.
  5. Teatero S, Athey TB, Van Caeseele P, Horsman G, Alexander DC, Melano RG, Li A, Flores AR, Shelburne SA 3rd, McGeer A, Demczuk W, Martin I, Fittipaldi N. Emergence of serotype IV group B Streptococcus adult invasive disease in Manitoba and Saskatchewan, Canada, is driven by clonal sequence type 459 strains. J Clin Microbiol. 2015;53(9):2919-26.

View more publications by Dr. Nahuel Fittipaldi on PubMed.gov

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Updated 22 Oct 2019