New Delhi, Dec. 29 -- The Centre on Tuesday assured that the vaccines in the pipeline in India and across the globe will protect people against the mutations in SARS-CoV-2 found in the UK and South Africa.

Principal scientific advisor to the government, Prof Krishnaswamy Vijay Raghavan, told a press conference that there is no need to worry about the efficacy of vaccines in regard to the reported variants of novel coronavirus at this stage.

"There are changes reported in the variants of the spike protein of the SARS-CoV-2 and the vaccines target these proteins to build shield against the effect of the virus. People are concerned whether the current vaccines would work against these variants or not? But the changes in the variants are no...