Carl Zimmer
NYT columnist
The U.S. government supported six vaccines through Operation Warp Seed: two mRNA, two protein-based, two adenovirus-based. The mRNA shots were the clear wins in the United States. None of the other four came close. 16/54
— Carl Zimmer (@carlzimmer) August 31, 2022
It was worth a shot, but the success rate has been pretty low. And the disorganization of trials made a lot of the research effectively worthless. The clearest benefit comes from dexamethasone, a steroid, which can help people who are hospitalized
42/54 https://t.co/Np9sjR55rU— Carl Zimmer (@carlzimmer) August 31, 2022