BioNTech says it will know vaccine’s effectiveness against new variant in two weeks

“Pfizer and BioNTech put plans in place months ago to be able to adapt the vaccine in 6 weeks and ship a new version of their shot within 100 days if necessary, the spokeswoman added.

BioNTech did not immediately respond to The Hill’s request for comment.”

https://thehill.com/policy/healthcare/public-global-health/583185-biontech-says-it-will-know-vaccines-effectiveness?