我国新冠病毒灭活疫苗获批进入临床试验
The two vaccines are China's first batch of COVID-19 inactivated vaccines that have obtained clinical trial approval. Using killed pathogenic microorganisms for enhancing the immunogenicity, the vaccines have advantages of mature production process, controllable quality standards and wide protection range. They can be used for large-scale vaccination, and their safety and effectiveness can by judged by internationally accepted standards. China has laid a solid foundation for research in inactivated vaccines, which has been widely used to fight hepatitis A, influenza, hand-foot-and-mouth disease and poliomyelitis. |