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When will a Covid-19 vaccine be ready in the UK? Latest updates from around the world
" The
full results of the Oxford trials, published on July 20, showed that initial trials on 1,077 British adults found that the vaccine induced strong antibody and
T-cell responses, which may improve further after a booster jab.
The discovery is promising because separate studies have suggested that antibodies may fade away within months while T-cells can stay in circulation for years.
There were found to be no serious adverse events, and minor side effects could be controlled by paracetamol, two papers in The Lancet reported.
Experts hailed the results as
a "really important milestone" which kept alive the hope of a vaccine being rolled out before Christmas.
On August 22, the Chief Medical Officer warned the UK it is
unlikely there will be a vaccine before the winter of 2021.
But Alok Sharma, the Business Secretary, has said that the clinical trial at the University of Oxford is progressing well and he said he was “very proud” of how quickly British scientists and researchers had come together in their efforts to develop a vaccine.
Mr Sharma has announced a further £84 million in funding to accelerate the work currently under way at Oxford and Imperial College.
And the eyes of the nation - and perhaps the world - are firmly upon
Professor Adrian Hill and his team at Oxford University.
Britain has signed deals for more than 340 million doses of coronavirus vaccine. The latest deal, with the the Belgian pharmaceutical company Janssen and the US biotech company Novavax, is for 90 million doses. The total stockpile means that - if the vaccines all work - there will be enough for every person in Britain to have five doses. Most of the vaccines require two to be effective.
Britain has also signed deals to secure 90 million doses of two possible Covid-19 vaccines from the Pfizer Inc and BioNTech alliance and French group Valneva. That deal is with an option of 40 million more doses if the vaccine was proven to be effective.
How has the search for a vaccine developed?
Britain has signed deals to secure 90 million doses of two possible Covid-19 vaccines from the Pfizer Inc and BioNTech alliance and French group Valneva, the business ministry said on July 20.
It said Britain had secured 30 million doses of the experimental BioNTech/Pfizer vaccine, and a deal in principle for 60 million doses of the Valneva vaccine, with a option of 40 million more doses if it was proven to be safe, effective and suitable.
In May, the pharmaceutical giant AstraZeneca
announced a $1.2 billion deal with the US government to produce 400 million doses of the unproven coronavirus vaccine first produced in Prof Hill's Oxford lab.
On June 13, AstraZeneca signed a contract with European governments to supply up to 400 million doses of the vaccine. Meanwhile, the British Government has agreed to pay for up to 100 million doses, adding that 30 million may be ready for UK citizens by September."
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