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Susceptibility of domestic swine to experimental infection with SARS-CoV-2
Brad Pickering; Greg Smith; Mathieu Pinette; Carissa Embury-Hyatt; Estella Moffat; Peter Marszal; Charles E Lewis.
Affiliation
  • Brad Pickering; Canadian Food Inspection Agency
  • Greg Smith; Canadian Food Inspection Agency
  • Mathieu Pinette; Canadian Food Inspection Agency
  • Carissa Embury-Hyatt; Canadian Food Inspection Agency
  • Estella Moffat; Canadian Food Inspection Agency
  • Peter Marszal; Canadian Food Inspection Agency
  • Charles E Lewis; Iowa State University
Preprint in En | PREPRINT-BIORXIV | ID: ppbiorxiv-288548
ABSTRACT
SARS-CoV-2, the agent responsible for COVID-19 has been shown to infect a number of species. The role of domestic livestock and the risk associated for humans in close contact remains unknown for many production animals. Determination of the susceptibility of pigs to SARS-CoV-2 is critical towards a One Health approach to manage the potential risk of zoonotic transmission. Here, pigs undergoing experimental inoculation are susceptible to SARS-CoV-2 at low levels. Viral RNA was detected in group oral fluids and nasal wash from at least two animals while live virus was isolated from a pig. Further, antibodies could be detected in two animals at 11 and 13 days post infection, while oral fluid samples at 6 days post inoculation indicated the presence of secreted antibodies. These data highlight the need for additional livestock assessment to better determine the potential role domestic animals may contribute towards the SARS-CoV-2 pandemic.
License
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Full text: 1 Collection: 09-preprints Database: PREPRINT-BIORXIV Type of study: Prognostic_studies Language: En Year: 2020 Document type: Preprint
Full text: 1 Collection: 09-preprints Database: PREPRINT-BIORXIV Type of study: Prognostic_studies Language: En Year: 2020 Document type: Preprint