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...

UK: Delta with K417N – the “mountaineers” variant – PHE coronavirus Delta-AY.1 update

Of the 36 cases of Delta-AY.1 (mountaineers) variant, 27 cases were known to have a vaccination status within the National Immunisation Management System (NIMS).   More...

India: 16% vaccine breakthrough in Delhi hospital coronavirus study

A small-scale study on 113 healthcare workers who had received at least one vaccine dose at a private hospital in Delhi found that 18 tested positive for Covid but all except one had mild symptoms.   More...