Updated Data on AZ + mRNA
Two immunogenicity and reactogenicity studies (Com-COV & CombiVacS) on heterologous prime-boost published.
AZ+Pfizer data is very reassuring, good binding + neutralizing antibodies and T-cell responses. Side effect profile typical, mild to moderate and transient.
![](https://www.unambiguous-science.com/wp-content/uploads/2021/07/Heterologous-3-768x1024.png)