COVID-19 — Worldwide/Unknown
We inoculated 6 cattle with severe acute respiratory syndrome coronavirus 2 [SARS-CoV-2] and kept them together with 3 uninoculated cattle. We observed viral replication and specific seroreactivity in 2 inoculated animals, despite high levels of preexisting antibody titers against a bovine betacoronavirus. The in-contact animals did not become infected.
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Communicated by:
Mary Marshall
[Coronaviruses are known to cause a variety of diseases affecting mammals and birds. In animals,
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