Omicron Sub-variants

The latest Omicron sub-variants -- including the BA.4 and BA.5 forms causing new global surges in infections -- are even better at eluding vaccines and most antibody treatments than previous variants, finds a study. Subvariants BA.2.12.1,…
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Maharashtra on Saturday reported 23 cases of COVID-19 caused by sub-variants BA.4 and BA.5, taking the tally of such patients to 49, a state health department official said. As per the report of the Mumbai-based Kasturba Hospital Central…
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While several nations are facing a spike in the number of daily Covid-19 cases accelerated by the emergence of the more-transmissible BA.2 omicron strain, two new sub-variants of Omicron - BA.4 and BA.5 - are now under WHO. The global…
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AstraZeneca said its antibody-based cocktail to prevent and treat COVID-19 was shown to retain neutralising activity against omicron coronavirus variants, including the highly contagiouos BA.2 sub-variant, in an independent lab study. Data…
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