Household Cases Suggest That Cats Belonging to Owners with COVID-19 Have a Limited Role in Virus Transmission

Viruses. 2021 Apr 14;13(4):673. doi: 10.3390/v13040673.

Abstract

Severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) is responsible for COVID-19 and spread rapidly following its emergence in Wuhan in 2019. Although cats are, among other domestic animals, susceptible to SARS-CoV-2 infection, little is known about their epidemiological role in the dynamics of a household infection. In this study, we monitored five cats for viral shedding daily. Each cat was confined with its COVID-19 positive owners in separate households. Low loads of viral nucleic acid were found in two cats, but only one developed anti-SARS-CoV-2 antibodies, which suggests that cats have a limited role in COVID-19 epidemiology.

Keywords: COVID-19; cats; reverse-zoonosis.

Publication types

  • Research Support, Non-U.S. Gov't

MeSH terms

  • Animals
  • Animals, Domestic
  • Antibodies, Neutralizing
  • COVID-19 / transmission*
  • COVID-19 / veterinary*
  • Cat Diseases / epidemiology
  • Cat Diseases / transmission*
  • Cat Diseases / virology*
  • Cats
  • Chlorocebus aethiops
  • Disease Susceptibility
  • Humans
  • Male
  • Phylogeny
  • SARS-CoV-2 / classification
  • SARS-CoV-2 / genetics
  • Vero Cells
  • Viral Zoonoses / epidemiology
  • Viral Zoonoses / transmission
  • Virus Shedding
  • Whole Genome Sequencing

Substances

  • Antibodies, Neutralizing