SARS-CoV-2 variants found in the UK, Brazil and South Africa arose around the same time and share common features, suggesting to some scientists that the virus is undergoing "convergent evolution" and has a limited number of mutations left. Vaccine makers are adapting their formulas to counter the variants, and a limited number of mutations would simplify the task.
Sign up for FasterCures SmartBrief
Medical research news
Get the intelligence you need: news and information that is changing your industry today, hand-curated by our professional editors from thousands of sources and delivered straight to your inbox.