Latest Discoveries in Health Science
A new sub-variant of Covid-19
▪ A new sub-variant of Covid-19, named NB.1.8.1, was identified in India. This variant is a
descendant of the Omicron lineage JN.1 and has raised concerns due to its potential
transmissibility.
▪ The World Health Organization (WHO) classified it as a ‘Variant Under Monitoring’ (VUM),
▪ NB.1.8.1 originated from the recombinant ancestor XDV.1.5.1. Its earliest samples date back to January 22, 2025.
