‘Yes, Corbevax ups antibodies as a booster shot on existing vaccines but it’s no guarantee against sub-variants’

Experts have rooted for heterologous boosting or mixing of vaccines for the precautionary dose following the surge of BA.2.75, a variant resulting from another major mutation of the Sars-CoV-2 virus. The protein sub-unit based Corbevax has been cleared as the third booster shot for both Covishield and Covaxin. Will this work?