Publications by authors named "J Brassard"

Article Synopsis
  • Group A and C rotaviruses are significant pathogens in swine, and research in Canada is needed to understand their prevalence and impact in pig herds.
  • A study was conducted on farms experiencing diarrhea, involving 94 sick piglets and 127 healthy ones, revealing a prevalence of 45.4% for RVA and 27.4% for RVC in piglets.
  • RVC showed a strong association with diarrhea, indicating the need for better preventative measures and ongoing monitoring of both rotavirus types in swine populations.
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The INHAND (International Harmonization of Nomenclature and Diagnostic Criteria for Lesions) Project (www.toxpath.org/ inhand.

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Background: The abundance and diversity of intestinal commensal bacteria influence systemic immunity with impact on disease susceptibility and severity. For example, loss of short chain fatty acid (SCFA)-fermenting bacteria in early life (humans and mice) is associated with enhanced type 2 immune responses in peripheral tissues including the lung.

Objective: Our goal was to reveal the microbiome-dependent cellular and molecular mechanisms driving enhanced susceptibility to type 2 allergic lung disease.

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There are limited biosecurity measures directed at preventing airborne transmission of viruses in swine. The effectiveness of dust mitigation strategies such as oil sprinkling, to decrease risk of airborne virus transmission are unknown. Metagenomics and qPCR for common fecal viruses were used to hunt for a ubiquitous virus to serve as a proxy when evaluating the efficiency of mitigation strategies against airborne viral infectious agents.

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Introduction: Targeted-immunotherapies such as antibody-drug conjugates (ADC), chimeric antigen receptor (CAR) T cells or bispecific T-cell engagers (eg, BiTE) all aim to improve cancer treatment by directly targeting cancer cells while sparing healthy tissues. Success of these therapies requires tumor antigens that are abundantly expressed and, ideally, tumor specific. The CD34-related stem cell sialomucin, podocalyxin (PODXL), is a promising target as it is overexpressed on a variety of tumor types and its expression is consistently linked to poor prognosis.

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