Study: Mixing CanSinoBio, Sinovac Covid shots induces stronger response than Sinovac alone
A Chinese study looking at mixing Covid-19 vaccines showed that receiving a booster shot of CanSino Biologics' vaccine after one or two doses of Sinovac Biotech's vaccine yielded a much stronger antibody response than using the Sinovac shot as a booster.
The study, among the first analyses in China combing different Covid-19 vaccines, comes as the country said it would use booster shots in specific groups amid concerns over vaccines' waning protection over time.
Participants who received a CanSinoBio booster dose three to six months after a second Sinovac shot showed a...
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