September 27, 2021


Why you’re not getting a delta-specific booster yet (

With mRNA vaccines, the science of an update to the latest "variant of concern" is probably the easy part. That's one of the major benefits of the technology over old-school vaccines. But, in the midst of a pandemic, limited regulatory review resources and manufacturing capacity are powerful forces for holding off on new versions...for now.

tags: covid19vaccine

link published in /2021/09/27