Ethics approval

All procedures involving the mice and hamsters were accredited with the approval of the Institutional Animal Care and Use Committee (IACUC), in compliance with the guidelines of the Ethics Committee of Jeonbuk National University Laboratory Animal Center Guidelines on the Care and Use of Animals for Scientific Purposes. All animal experiments in this study were in accordance with the ARRIVE guidelines and checklist. All the animals used in this research were handled in a manner consistent with CDC/ABSA/WHO guidelines for the prevention of human infection with the SARS-CoV-2 virus.