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. 2022 May 25;14(6):1139. doi: 10.3390/v14061139

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© 2022 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

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Analysis of survival and body weight in K18-hACE2 mice following infection with SARS-CoV-2 VoC. Eight-week-old K18-hACE2 mice were inoculated intranasally with PBS (mock) or 10⁴ PFU of B.1 and individual variants (n = 10–15 mice per group). (A) Survival curve. (B) Body weight change in percentage. Values are the mean ± SEM.