TagDelta Plus

One of the latest coronavirus variants to raise concern is the Delta Plus. But what is it and why is it a potential problem in the fight to suppress the virus? What is the Delta Plus variant?Delta Plus is simply the Delta variant with an additional mutation called K417N. There are at least two separate groups of the variant and these are known as AY.1 and AY.2. The first of these, AY.1, appears...