Three research papers were published recently to compare the virological properties of the Omicron variant with the earlier variants of concern(VOC).1,2,3 The SARS-CoV-2 B.1.1.529 variant,Omicron,was first detected in...Three research papers were published recently to compare the virological properties of the Omicron variant with the earlier variants of concern(VOC).1,2,3 The SARS-CoV-2 B.1.1.529 variant,Omicron,was first detected in South Africa in October 2021 and has spread rapidly;within three months,it appeared in more than 87 countries.4 During the surveillance of the epidemiological data and mutations of earlier COVID-19 variants and Omicron,significant differences were revealed mainly in the reproduction rate and hospitalization.展开更多
文摘Three research papers were published recently to compare the virological properties of the Omicron variant with the earlier variants of concern(VOC).1,2,3 The SARS-CoV-2 B.1.1.529 variant,Omicron,was first detected in South Africa in October 2021 and has spread rapidly;within three months,it appeared in more than 87 countries.4 During the surveillance of the epidemiological data and mutations of earlier COVID-19 variants and Omicron,significant differences were revealed mainly in the reproduction rate and hospitalization.
