Sinovac Biotech said it injected two different doses of its vaccine into eight rhesus macaque monkeys and exposed them to the virus three weeks later, and they did not develop infections A novel coronavirus vaccine has for the first time "largely protected" monkeys from infection during an animal trial, data from a Chinese pharmaceutical giant showed.
It is among a slew of vaccines being developed around the world as countries race to stop an outbreak that has infected around 2.7 million people globally and killed more than 190,000.
Nasdaq-listed Sinovac Biotech said it injected two different doses of its vaccine into eight rhesus macaque monkeys and exposed them to the virus three weeks later, and they did not develop infections.