UK SAGE: Lab studies suggest that the N501Y spike protein mutation increases binding to rat and mouse ACE2 leading to viral replication

A report issued by the UK government’s Scientific Advisory Group for Emergencies (SAGE) found the likelihood that a variant of concern (VOC) that has arisen in humans could infect a rodent and then spread among the animals is high....More...

Hong Kong: #coronavirus transmission linked to quarantine hotel door hooks used for meal deliveries

Hong Kong’s first community infection of a mutant Covid-19 strain involved the South African variant, officials revealed on Tuesday, with transmission likely to have taken place at a quarantine hotel via door hooks used by staff to deliver meal boxes to guests....More...

UK: #coronavirus vaccine breakthrough cases reported with B.1.351 and B.1.1.7 variants

People in the UK have been infected with Covid-19 more than once thanks to catching different variants of the coronavirus....More...

Israel detects resistance of South African #coronavirus variant B.1.351 to Pfizer vaccine

An Israeli study released today in the country has shown that the South African variant of the coronavirus is more resistant than the British variant against the vaccine Pfizer, although it did not specify the degree of resistance....More...

Evidence for increased vaccine breakthrough rates of #coronavirus variants of concern in BNT162b2 Pfizer-BionTech mRNA vaccinated individuals

Here, we performed a case-control study that examined whether BNT162b2 (Pfizer-BionTech) vaccinees with documented SARS-CoV-2 infection were more likely to become infected with B.1.1.7 or B.1.351 compared with unvaccinated individuals....More...