‘Slight mutations, minor variants of Covid not to impact efficacy of current vaccines’ June 13, 2021 Aparna Mukherjee, Senior Scientist, Indian Council of Medical Research× ICMR scientist also warns of possibility of third wave as lockdown is being lifted The currently used vaccines – Covaxin, Covishield and Sputnik V vaccines – deployed by India in its fight against Covid-19 are able to generate antibodies against the Coronavirus and neutralise it and a slight mutation or the minor variants of the virus may not affect the efficacy of these vaccines, Aparna Mukherjee, Senior Scientist at the Indian Council of Medical Research, has said. Speaking to