Dr Anurag Agarwal, Director, CSIR Institute of Genomics and Integrative Biology decodes the B.1.617 or the Covid variant first found in India. Dr Agarwal explains that B.1.617 can cause reinfections, vaccine efficacy is reduced but vaccines will grant protection against severe disease and RT PCR is sensitive in detecting positive cases. Doctors from India and UK answer questions on the new Covishield dosing regimen and if delayed second dose improved efficacy.
