📍Bad news on #MuVariant—Japanese scientists: "Mu variant is highly resistant to sera from convalescent & [Pfizer]-vaccinated people. Direct comparison of different spike proteins revealed that Mu spike is more resistant…than all other current variants”🧵https://t.co/Ilf5gh3OGd pic.twitter.com/DbdJVGZTjz

— Eric Feigl-Ding (@DrEricDing) September 8, 2021