U.K. Covid-19 Variant’s Hold in U.S. Has Silver Lining: Vaccines Counter It

May 3, 2021

(Wall Street Journal) – The highly contagious U.K. variant of the Covid-19 virus, now the dominant virus strain in the U.S., is making the pandemic harder to control. But it also comes with a silver lining: The authorized vaccines work well against it. The variant, called B.1.1.7, is better able to exploit lapses in mask wearing and social distancing, and requires more people to develop an immune response to slow it down. Yet vaccines from Pfizer Inc. and its partner BioNTech SE, Moderna Inc., and Johnson & Johnson, along with safety precautions, still remain effective, and health authorities say the shots are starting to slow down Covid-19 cases in the U.S.