Prof. Shamika Ravi@ShamikaRaviWhat scientists know about new, fast-spreading coronavirus variants: The B.1.617.2 variant is 50% more transmissible than B.1.1.7 variant. Thankfully, vaccines are effective against it - as the @PHE_uk data shows.nature.comWhat scientists know about new, fast-spreading coronavirus variantsNature - Key questions remain about how quickly B.1.617 variants can spread, their potential to evade immunity and how they might affect the course of the pandemic.8:07 AM · May 31, 202145 Retweets2 Quotes172 Likes4 Bookmarks