The WHO said the variant has mutations that indicate a risk of resistance to vaccines and stressed that further studies were needed to better understand it
Concerns that major central banks such as the US Federal Reserve will begin tapering emergency stimulus just as growth slows has also undermined risk sentiment
Spot gold rose 0.3pc to $1,781.77 per ounce by 12:48 pm EDT (1648 GMT), after jumping to $1,794.86, its highest level since June 18. U.S. gold futures gained 0.4pc to $1,782.90.
"There is a new situation with the progression of the so-called Indian variant in the United Kingdom," said government spokesman Gabriel Attal. "(France) will set up compulsory isolation for people coming from the United Kingdom."
The French government's announcement will be a blow to parts of the beleaguered tourism industry, which is desperate for a return to normal business ahead of the peak summer season.
EasyJet expects to operate about 15% of pre-crisis capacity in the current April-June quarter, it said on Thursday, before returning furloughed crews for a much-anticipated summer surge.
"We have the ability to flex up quickly to operate 90% of our current fleet over the peak summer period to match demand," Chief Executive Johan Lundgren said in the airline's results statement.
Russia, which has had the flight ban in place since Dec. 22, reported 28 cases of the more infectious coronavirus variant on Tuesday, consumer health regulator Rospotrebnadzor said.
"To ensure the protection of public health, the restrictions have been extended until 2359 (2059 GMT) on April 16, 2021," the coronavirus task force said in a statement.
The test, Alinity m Resp-4-Plex, can be conducted with one nasal swab sample and can differentiate the coronavirus, flu A, flu B and another respiratory virus called respiratory syncytial virus (RSV), the company said.
Abbott has a range of COVID-19 tests, including antigen, molecular and serology tests which have been authorized for emergency use by the US Food and Drug Administration.
France has resisted imposing a new national lockdown to control more contagious variants, but has begun to toughen restrictions locally in places such as Dunkirk in the north and Nice in the south.
"There is no evidence that this vaccine is not effective in preventing hospitalisation and severe illness and death, which ultimately is what we're seeking with these vaccines today," Britain's Edward Argar told Sky.
I signed a new order pushing back the blockage of flights from Brazil and the ban to enter Italy to all those who have been through the country in 14 previous days.
The suspension will be until Feb. 15, and can "possibly be renewed" a spokesperson for the minister said.
British scientists say the UK variant, known as B.1.1.7, may be up to 70% more transmissible and also more lethal - with a mortality risk around 30% higher.
Due to the fact that these variants are transmitted more rapidly, which could explain the speed of spread of the disease in some countries.