Many research groups around the globe are in a race to develop a vaccine against COVID-19, but a laboratory at The Jenner Institute at Oxford University is ahead of others. In fact, they had already proven last year that a similar vaccine against another coronavirus was safe for humans. They can now move on to the next phase to prove its effectiveness. The team estimates that the first batch of vaccines could be available around September.
David D. Kirkpatrick. In Race for a Coronavirus Vaccine, an Oxford Group Leaps Ahead. New York Times. April 27, 2020.