The COVID Omicron sub-variant BA.2, informally dubbed the "Stealth Omicron" variant, is able to reinfect people who have already had Omicron, a new study suggests. BA.2 has been under close ...
In a recent study posted in the Research Square* preprint server, which is under consideration at a Nature Portfolio Journal, researchers evaluated the pathogenicity and replication potential of ...
In a recent study posted to the medRxiv* pre-print server, researchers evaluated whether neutralizing immunity elicited against Omicron sub-variant BA.1 in unvaccinated and vaccinated individuals ...
COPENHAGEN, Jan 31 (Reuters) - The BA.2 subvariant of the Omicron coronavirus variant, which has quickly taken over in Denmark, is more transmissible than the more common BA.1 and more able to infect ...
Just because you had an omicron variant of COVID-19 in the last few months doesn't mean you won't get infected with the newly dominant BA.5 subvariant, according to a new study of what's been called ...
In mice, the BA.5-targeting bivalent booster now rolling out nationwide did an equally good job at thwarting the BA.5 omicron subvariant as the bivalent booster targeting its predecessor, BA.1, which ...
A new study on the severity of the BA.2 strain of the coronavirus in children in Hong Kong found that it was more serious for children compared with other variants or compared with parainfluenza or ...
The BA.2 virus – a subvariant of the Omicron coronavirus variant – isn’t just spreading faster than its distant cousin, it may also cause more severe disease and appears capable of thwarting some of ...
A recent study analyzed mRNA COVID vaccine effectiveness for immunocompromised adults during Omicron BA.4 and BA.5 predominance. The large, geographically diverse study confirms that overall ...
In this stock photo, a healthcare worker fills a syringe with the Pfizer COVID-19 vaccine at Jackson Memorial Hospital, Oct. 5, 2021, in Miami. Lynne Sladky AP The omicron BA.5 subvariant, which is ...
Recent studies of the BA.2 sub-variant of Omicron suggest that it is both more transmissible and more lethal than Omicron BA.1, and that it is quickly supplanting the previous variant in country after ...
The BA.2 Omicron subvariant doesn’t appear to cause more severe illness than the original strain, a new South African study showed Wednesday. Those who tested positive for the new subvariant suffered ...
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