Why the world s first COVID-19 vaccine volunteers are such massive advocates for Chinese-produced jabs
Huang Lanlan and Lu Yameng Published: Apr 08, 2021 08:43 PM As China pioneers in COVID-19 vaccine research and more than 145.4 million people in the country have received the vaccines, the first batch of volunteers, in perfect health up until now after two doses, who received the world s earliest batch in clinical trials, are demonstrating the efficacy and safety of the vaccines.
China has approved four COVID-19 vaccines for market, and a total of seven Chinese vaccines are being assessed by the World Health Organization for approval.
The journey started on March 16, 2020, when clinical trials started for the Ad5-nCoV, a single-dose recombinant adenovirus vector vaccine jointly developed by CanSino Biologics and researchers from the Institute of Military Medicine under the Academy of Military Sciences led by Chen Wei. It s the world s first vaccine candidate that entered human