A closer look at the memory B cells revealed something surprising: these cells had gone through numerous rounds of mutation even after the infection resolved, and as a result the antibodies they produced were much more effective than the originals. Subsequent lab experiments showed this new set of antibodies were better able to latch on […]
For most people, once you get 14 days out of your second dose of vaccine, I believe you can ease up on masking or another restriction, such as visiting a loved one for lunch or having more than one person visit a nursing home at the same time, or a small gathering of vaccinated people […]
In the current systematic review, the highest-quality evidence comes from large studies in England and Spain. The nationally representative evidence included serologic surveys from more than 365,000 people in England and more than 61,000 in Spain. When analyzed separately, about the same proportion of asymptomatic cases emerged: 32.4% in England and 33% in Spain. “It […]
“It does prevent that thing where people start to get drunk and the music is loud and they start screaming into each other’s face, which is the way that the COVID-19 is most spread. … Not screaming bad, but that’s just how conversations are when you’re at big gatherings,” Wayne Coyne said. “You can be […]
A report from two CDC scientists was published online today in JAMA Insights which describes in detail 21 cases of anaphylaxis that were reported to the US Vaccine Adverse Events Reporting System between December 14-23, 2020. This corresponds to a very low rate of 11.1 cases of anaphylaxis per million doses administered. 17 of these… I […]