hyderabad the vaccines currently available in india have been found to work against the deltaplus covid variant says a uk public health body report while the delta variant b16172 has already responded to vaccines including covishield health experts were concerned about the deltaplus b161721 or ay1 this variant does not respond to monoclonal antibodies cocktailaccording to the latest report of public health england phe very preliminary results for live virus neutralisation of ay1 a lineage of delta with k417n with a small number of sera from vaccine recipients are reassuring the phe had obtained the vaccine data from the genotypetophenotype national virology consortium of the 161 genomes of deltaplus uploaded on gisaid till june 22 eight are from india