Two Cases of Breakthrough Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) Infections Caused by the Omicron Variant (B.1.1.529 Lineage) in International Travelers to Japan

Abstract In November 2021, the World Health Organization designated a new severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) variant of concern, Omicron (PANGO lineage B.1.1.529). We report on the first 2 cases of breakthrough coronavirus disease 2019 (COVID-19) caused by Omicron in Japan...

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Published inClinical infectious diseases Vol. 75; no. 1; pp. e354 - e356
Main Authors Maruki, Taketomo, Iwamoto, Noriko, Kanda, Kohei, Okumura, Nobumasa, Yamada, Gen, Ishikane, Masahiro, Ujiie, Mugen, Saito, Masumichi, Fujimoto, Tsuguto, Kageyama, Tsutomu, Saito, Tomoya, Saito, Shinji, Suzuki, Tadaki, Ohmagari, Norio
Format Journal Article
LanguageEnglish
Published US Oxford University Press 24.08.2022
Subjects
COVID-19
variant of concern
SARS-CoV-2
Omicron
spike mutation
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Summary:Abstract In November 2021, the World Health Organization designated a new severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) variant of concern, Omicron (PANGO lineage B.1.1.529). We report on the first 2 cases of breakthrough coronavirus disease 2019 (COVID-19) caused by Omicron in Japan among international travelers returning from the country with undetected infection. The spread of infection by Omicron were considered.
Bibliography:ObjectType-Case Study-2
SourceType-Scholarly Journals-1
ObjectType-Feature-4
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ObjectType-Report-1
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ISSN:1058-4838
1537-6591
1537-6591
DOI:10.1093/cid/ciab1072