[Preprint] SARS-CoV-2 Omicron virus causes attenuated disease in mice and hamsters.

SARS-CoV-2 Omicron virus causes attenuated disease in mice and hamsters – Nature

See also: [Preprint] Attenuated replication and pathogenicity of SARS-CoV-2 B.1.1.529 Omicron – Nature

Commentary: Omicron causes less severe illness in animal models than previous variants – University of Wisconsin–Madison

Commentary on Twitter

Two reports @nature today for decreased pathogenicity of Omicron in experimental models cf prior variants, now 8 studies all concordant, summarized herehttps://t.co/1dVXE1eRkNhttps://t.co/E8PJylfwp0 pic.twitter.com/c3gqi9MhID

— Eric Topol (@EricTopol) January 21, 2022