Which University in London has developed a potential COVID-19 vaccine and the first human trials will begin from April 23, 2020?

Oxford University in London has developed a potential COVID-19 vaccine and the first human trials will begin from April 23, 2020. UK's Secretary of State for Health and Social Care, Matt Hancock shared this information during a press briefing on the government's Twitter handle. He assured that the nation is providing all the essential support to the vaccine development teams at Imperial College and Oxford University.