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Volume 29, Number 5—May 2023
Dispatch

Comparative Aerosol and Surface Stability of SARS-CoV-2 Variants of Concern

Trenton Bushmaker1, Claude Kwe Yinda1, Dylan H. Morris1, Myndi G. Holbrook, Amandine Gamble, Danielle Adney2, Cara Bushmaker, Neeltje van Doremalen, Robert J. Fischer, Raina K. Plowright, James O. Lloyd-Smith, and Vincent J. MunsterComments to Author 
Author affiliations: National Institute of Allergy and Infectious Diseases, National Institutes of Health, Hamilton, Montana, USA (T. Bushmaker, C.K. Yinda, M.G. Holbrook, D. Adney, N. van Doremalen, R.J. Fischer, V.J. Munster); Montana State University, Bozeman, Montana, USA (T. Bushmaker, R.K. Plowright); University of California, Los Angeles, California, USA (D.H. Morris, A. Gamble, J.O. Lloyd-Smith); Bitterroot Health—Daly Hospital, Hamilton (C. Bushmaker)

Main Article

Table

SARS-CoV-2 isolates used in study of comparative stability and their observed aerosol and surface half-lives*

SARS-CoV-2 isolate WHO label PANGO label GISAID/GenBank accession no. Aerosol half-life, h Surface half-life, h
hu/USA/CA_CDC_5574/2020 A MN985325.1 3.2 9 (2.33–4.98) 4.82 (4.23–5.49)
hCoV-19/USA/MT-RML-7/2020 B.1 MW127503.1 3.99 (2.73–7.2) 5.16 (4.48–5.96)
hCoV-19/England/204820464/2020 Alpha B.1.1.7 EPI_ISL_683466 6.13 (3.14–27.5) 5.13 (4.59–5.74)
hCoV-19/USA/MD-HP01542/2021 Beta B.1.351 EPI_ISL_890360 5.13 (3.16–12.3) 5.73 (5.01–6.72)
hCoV-19/USA/KY-CDC-2-4242084/2021 Delta B.1.617.2 EPI_ISL_1823618 3.12 (2.29–4.73) 4.38 (3.48–5.65)
hCoV-19/USA/WI-WSLH-221686/2021 Omicron B.1.1.529 EPI_ISL_7263803 2.15 (1.35–4.04) 3.58 (2.88–4.47)

*The half-life of the aerosols or on surface is presented as posterior median value with posterior quantiles. WHO, World Health Organization.

Main Article

1These authors contributed equally to this article.

2Current affiliation: Lovelace Biomedical Research Institute, Albuquerque, New Mexico, USA.

Page created: March 02, 2023
Page updated: April 19, 2023
Page reviewed: April 19, 2023
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