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Omicron XBB.1.5 variant is highly transmissible and infectious: Lancet

Omicron XBB.1.5 variant is highly transmissible and infectious: Lancet

esearchers at the University of Tokyo in Japan found that the relative effective reproduction number (Re) of XBB.1.5 was 1.2-fold greater than that of the parental XBB.1. This indicated that an individual with the XBB.1.5 variant could infect 1.2 times more people in the population than someone with the parental XBB.1 variant

16 March 2023 9:08 AM GMT

Centre confirms BA.4 & BA.5 subvariants of Omicron in India

Centre confirms BA.4 & BA.5 subvariants of Omicron in India

23 May 2022 5:09 AM GMT

New Omicron sub-variants can dodge immunity from past infection: Study

New Omicron sub-variants can dodge immunity from past infection: Study

Johannesburg: In the latest study, scientists in South Africa have found that two new sub-variants of the Omicron...

2 May 2022 5:51 AM GMT

WHO raises concern on Omicron sub-variant BA.2

WHO raises concern on Omicron sub-variant BA.2

Johannesburg: The World Health Organization (WHO) has raised concerns on Thursday, stating that the BA.2 sub-variant of...

5 Feb 2022 12:55 PM GMT

WHO asks countries to track highly infectious Omicron sub-variant as it spreads across Africa

WHO asks countries to track highly infectious Omicron sub-variant as it spreads across Africa

The World Health Organization on Friday said that the recently discovered subvariant of the Omicron coronavirus has...

5 Feb 2022 4:29 AM GMT