BQ.1.1 and XBB subvariants can escape immunity induced by vaccines or past infections to some extent
Health
October 31, 2022
The BQ.1.1 subvariant of omicron has mutations that may help it spread and evade previous immunity koto_feja/Getty Images
Despite the approach of winter in the northern hemisphere and mixed vaccine worldwide availability, number of declared coronavirus infection covid-19 cases and deaths worldwide are declining. As of the week ending October 23, the number of reported cases decreased by 15 percent compared to the previous seven dayswhile the death rate decreased by 13 percent.
Despite this drop, the soup of new subvariants looks set to lead to a wave of infections across continental Europe, the UK and the US this November, says…
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