Russia’s Sputnik V Vaccine Less Effective Against South African Variant – U.S. Study
Russia’s Sputnik V coronavirus vaccine appears significantly less effective in combating the South African variant of the virus, a new laboratory study of 12 cases has shown. Scientists in the U.S. used blood samples from Argentinians who had been vaccinated with Sputnik V to investigate whether the antibodies they had produced would effectively fight various mutations…