pfizer vaccine effective against british variant
B oth the Pfizer … Both the Pfizer/BioNTech and the Moderna COVID-19 vaccines may be less effective against the B1351 variant first identified in South Africa, although the latter vaccine could offer good protection against the B117 variant first seen in the United Kingdom, according to two letters published yesterday in the New England Journal of Medicine.. The study also noted that both vaccines work against the UK variant of the SARS-CoV2 virus (VOC 202012/01). They were much less effective against the B.1.351 variant. The two coronavirus vaccines developed by Pfizer-BioNTech and Moderna appear to be highly effective against the more transmissible variant of … The study was preliminary and did not look at the two other major vaccines being used in the West Moderna’s and AstraZeneca’s. During the same study period, the AstraZeneca vaccine was found to be 60 percent effective against the new strain of the coronavirus, compa