Positive news on initial trials of the University of Oxford's potential Covid-19 vaccine that has been licensed to AstraZeneca could be announced as soon as Thursday, ITV's political editor Robert Peston said, citing a source.
The potential vaccine is already in large-scale Phase III human trials to assess whether it can protect against Covid-19, but its developers have yet to report Phase I results which would show whether it is safe and whether or not it induces an immune response.
The developers of the vaccine said this month they were encouraged by the immune response they had seen in trials