Poland: 106 cases of Delta and 12 cases of Delta Plus aka Delta-AY.1 coronavirus variant

Poland has confirmed 106 cases of the Delta and 12 cases of the Delta Plus (Delta-AY.1 or Delta with K417N mutation) coronavirus variants that originated in India, a deputy health minister has announced.  More...

USA/UK: 2 separate clades of Delta coronavirus variant with K417N – AY.1 and AY.2

Through routine scanning of variation in Delta, a small number of sequences were detected which had acquired the spike protein mutation K417N.  More...