Sinovac says its vaccine effective against Delta variant
Immunity against variants found in Sinovac recipients who got mixed vaccine booster
Studies show third dose needed to fight Delta variant for those who have received a full Sinovac inoculation — MercoPress
Sinovac debate heats up as Delta variant surges
Sinovac ineffective to Delta Variant
As of 11 April 2021, the variant has been detected in at least 48 U.
Sinovac protection is at its peak two weeks after the second dose and 42 days after the first one, but from that point on the levels of antibodies begin to fall.
For Alpha, Beta, Gamma and Delta, there is no change in , and activity is retained by some monoclonal antibodies.