These are the raw materials for COVID-19 vaccine—bags full of biological cells soon to have an inactivated or dead virus added to them. Churned like butter in a bioreactor, this is one of the most promising candidates in the global race for a vaccine. It’s made by Sinovac—a biotech company on the outskirts of Beijing. … Last week, they published results in the academic journal Science which showed the vaccine protects monkeys from infection by the coronavirus, and the scientists here are optimistic that it will protect humans too.
Chinese Scientists ‘99% Confident’ Their Coronavirus Vaccine Will Work
Published June 8, 2020 | Best in Video