They confirm that the Sputnik V vaccine is effective against all strains of Covid-19

The vaccine Sputnik V is effective against new strains of coronavirus, including the resistant Delta variant of SARS-CoV-2, announced its developers, the Gamaleya National Research Center for Epidemiology and Microbiology of the Russian Ministry of Health and the Russian Direct Investment Fund (RDIF, a sovereign wealth fund of the Russian Federation).