Github: AY.3.1 – a new sub-lineage of AY.3 concentrated in Mississippi, USA

AY.3 is the main variant being sequenced weekly in Mississippi (>70% of all recent sequences), most falling within this sub-lineage of AY.3 that is distinguished by the mutations described below (>60% of all recent sequences).  More...

USA: At least 125,000 vaccine breakthrough infections, 1,400 dead

At least 125,000 fully vaccinated Americans have tested positive for Covid and 1,400 of those have died, according to data collected by NBC News.   More...

USA: Cape Cod superspreader – 79% of breakthrough infections symptomatic, 80% of hospitalized were fully vaccinated

Scientists researching the Provincetown, Cape Cod Covid outbreak reported that 79 percent of the breakthrough infections were symptomatic.  More...