She noted that AY4.2 is a subspecies of the delta strain.
“We periodically see it here in the United States, but we do not currently note an increase in its number or the appearance of its clusters,” RIA Novosti quoted her as saying.
Walenski added that at the moment there is no information that the new variant undermines the effectiveness of the vaccine or drugs for the coronavirus.
Earlier, the Financial Times wrote that the subspecies AY.4.2 already accounts for 10% of cases of coronavirus in the UK.