COVID: Omicron BA.5 up from 0.4% to 13% of cases

(ANSA) - ROME, JUN 8 - The new Omicron BA.5 variant of the COVID-19 virus has risen from 0. 4% to 13% of cases since the start of May, the Higher Health Institute (ISS) said Wednesday.
    The new figure was calculated for ANSA by the bio-IT technicians of Ceinge Biotecnologie Avanzate, on the basis of genetic sequences deposited by Italy in the GISAID international data bank, which gathers sequences of the Sars-CoV-2 virus from all over the world. (ANSA).