[matt04]

Basically J&J did their own study on their own product and found they could extend the shelf life several more months. Got it.

[dynoman]

FDA did recommend not testing for immunity post vax on May 19, which is the same day they changed storage and handling requirements per Pfizer.

https://www.fda.gov/medical-devices/safety-communications/antibody-testing-not-currently-recommended-assess-immunity-after-covid-19-vaccination-fda-safety

https://www.fda.gov/news-events/press-announcements/fda-brief-fda-authorizes-longer-time-refrigerator-storage-thawed-pfizer-biontech-covid-19-vaccine