#nb181spread
NB.1.8.1 Covid Variant Spreads Fast, Evades Immunity
A new Covid-19 subvariant, NB.1.8.1, is drawing the attention of global health agencies due to its rapid spread and apparent ability to partially evade immune defences. This Omicron lineage strain is now spreading across multiple regions including India, China, Thailand, and several European countries, prompting increased surveillance by the World Health Organization (WHO). NB.1.8.1 has been categorized as a “variant under monitoring” by WHO, which means it carries genet
NB.1.8.1 Covid Variant Spreads Fast, Evades Immunity
A new Covid-19 subvariant, NB.1.8.1, is drawing the attention of global health agencies due to its rapid spread and apparent ability to partially evade immune defences. This Omicron lineage strain is now spreading across multiple regions including India, China, Thailand, and several European countries, prompting increased surveillance by the World Health Organization (WHO). NB.1.8.1 has been categorized as a “variant under monitoring” by WHO, which means it carries genet









