User profiles for Aaron Campigotto

Aaron Campigotto

The Hospital for Sick Children
Verified email at sickkids.ca
Cited by 765

Comparison of upper respiratory viral load distributions in asymptomatic and symptomatic children diagnosed with SARS-CoV-2 infection in pediatric hospital testing …

…, RC Jerris, SC Kehl, A Campigotto… - Journal of clinical …, 2020 - Am Soc Microbiol
The distribution of upper respiratory viral loads (VL) in asymptomatic children infected with
severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is unknown. We assessed …

[HTML][HTML] The impact of the COVID-19 pandemic on influenza, respiratory syncytial virus, and other seasonal respiratory virus circulation in Canada: A population-based …

…, C Bancej, C Sevenhuysen, A Campigotto… - The Lancet Regional …, 2021 - thelancet.com
Background The ongoing coronavirus disease 2019 (COVID-19) pandemic has resulted in
implementation of public health measures worldwide to mitigate disease spread, including; …

MexCD-OprJ Multidrug Efflux System of Pseudomonas aeruginosa: Involvement in Chlorhexidine Resistance and Induction by Membrane-Damaging Agents …

S Fraud, AJ Campigotto, Z Chen… - Antimicrobial agents and …, 2008 - Am Soc Microbiol
The biocide chlorhexidine (CHX) as well as additional membrane-active agents were shown
to induce expression of the mexCD-oprJ multidrug efflux operon, dependent upon the AlgU …

Influenza vaccine effectiveness among patients with cancer: a population-based study using health administrative and laboratory testing data from Ontario, Canada

…, M Smieja, G Zahariadis, A Campigotto… - Journal of Clinical …, 2019 - ascopubs.org
PURPOSE Seasonal influenza vaccination is recommended for patients with cancer despite
concerns of disease or treatment-associated immunosuppression. The objective of this …

A practical workflow for the identification of Aspergillus, Fusarium, Mucorales by MALDI-TOF MS: database, medium, and incubation optimization

…, C Rotstein, SE Richardson, A Campigotto… - Journal of Clinical …, 2022 - Am Soc Microbiol
There is an increasing body of literature on the utility of MALDI-TOF MS in the identification
of filamentous fungi. However, the process still lacks standardization. In this study, we …

[HTML][HTML] Can routinely collected laboratory and health administrative data be used to assess influenza vaccine effectiveness? Assessing the validity of the Flu and …

…, A Simor, M Smieja, G Zahariadis, A Campigotto… - Vaccine, 2019 - Elsevier
Background Linking data on laboratory specimens collected during clinical practice with
health administrative data permits highly powered vaccine effectiveness (VE) studies to be …

Prevalence of Low-Frequency, Antiviral Resistance Variants in SARS-CoV-2 Isolates in Ontario, Canada, 2020-2023

…, MJ Biondi, F Maguire, A Campigotto… - JAMA Network …, 2023 - jamanetwork.com
Importance Nirmatrelvir-ritonavir is an oral antiviral medication that improves outcomes in
SARS-CoV-2 infections. However, there is concern that antiviral resistance will develop and …

[HTML][HTML] The impact of repeated vaccination using 10-year vaccination history on protection against influenza in older adults: a test-negative design study across the …

…, JKH Jung, SA Buchan, A Campigotto… - …, 2020 - eurosurveillance.org
Introduction Annual influenza vaccination is recommended for older adults, but evidence
regarding the impact of repeated vaccination has been inconclusive. Aim We investigated …

Evaluating the impact of statin use on influenza vaccine effectiveness and influenza infection in older adults

…, SA Buchan, A Campigotto… - Clinical Infectious …, 2023 - academic.oup.com
Background Older adults are recommended to receive influenza vaccination annually, and
many use statins. Statins have immunomodulatory properties that might modify influenza …

Travel-associated extensively drug-resistant typhoid fever: a case series to inform management in non-endemic regions

…, W Wong, DS Farrar, A Campigotto… - Journal of Travel …, 2023 - academic.oup.com
Background Extensively drug-resistant (XDR) typhoid fever is a threat to travelers to
Pakistan. We describe a multicontinental case series of travel-acquired XDR typhoid fever to …