The UK’s heath minister warned that coronavirus vaccines may be less effective against new variants of the disease, such as those found in South Africa and Brazil, and that stricter border controls are therefore justified.
“We don’t know the degree of that,” Matt Hancock said in an interview on Sky News on Sunday, commenting on the extent of any potential reduced efficacy of the vaccines. “In the meantime, we’ve got to have a precautionary principle that says let’s not bring these new variants back to the UK”
Hancock’s warning came as the U.K. reported it had vaccinated more than 5 million people, including three-quarters of those over 80. Hancock said the government is conducting a vaccine trial on the South African variant to study its response to the inoculation, and that he’s concerned about new variants developing elsewhere.
There are 77 known cases of the South African variant in Britain, and at least 9 cases of the Brazilian variant, Hancock said.
Meanwhile, one of England's leading medical officers on Sunday urged the public to continue to follow the strict lockdown rules because any vaccine-related immunity from Covid-19 takes at least three weeks to kick in.
“We don’t know the degree of that,” Matt Hancock said in an interview on Sky News on Sunday, commenting on the extent of any potential reduced efficacy of the vaccines. “In the meantime, we’ve got to have a precautionary principle that says let’s not bring these new variants back to the UK”
Hancock’s warning came as the U.K. reported it had vaccinated more than 5 million people, including three-quarters of those over 80. Hancock said the government is conducting a vaccine trial on the South African variant to study its response to the inoculation, and that he’s concerned about new variants developing elsewhere.
There are 77 known cases of the South African variant in Britain, and at least 9 cases of the Brazilian variant, Hancock said.
Meanwhile, one of England's leading medical officers on Sunday urged the public to continue to follow the strict lockdown rules because any vaccine-related immunity from Covid-19 takes at least three weeks to kick in.

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