Instagram Posts Spread Texas Lawmaker’s False Claims on Vaccine Testing
SciCheck Digest
Animal testing and clinical trials were conducted before the COVID-19 vaccines were granted emergency use authorization in the U.S. But a state senator in Texas falsely claimed at a hearing that animal tests were “stopped” because the “animals were dying” and that “they didn’t do the human testing.” A clip of his erroneous remarks is spreading on social media.
The unprecedented speed of the COVID-19 vaccines was due to multiple factors. Candidates for an mRNA vaccine — the technology used for the Pfizer/BioNTech and Moderna vaccines — can be quickly designed once scientists know the genetic sequence of the virus and which protein to target. Researchers already knew from past experience with SARS and MERS, which are other diseases caused by coronaviruses, that the spike protein the virus uses to enter cells was likely the right one. Similarly, Johnson & Johnson adenovirus-based vaccines — the technology its COVID-19 vaccine uses — for many years in working on vaccines forEbola vaccine.
You’re reading a preview, subscribe to read more.
Start your free 30 days