What is the effect of the third dose of Chinese inactivated vaccine? In accordance with the unified deployment of the State Council's joint prevention and control mechanism, in order to further strengthen the immune barrier, after preliminary preparations, various localities have initiated enhanced immunization against the new coronavirus vaccine and provided "enhanced injection" services.  Recently, there have been confirmed cases and asymptomatic infections in Xinjiang, Gansu, Inner Mongolia, Shaanxi and other places. Does the domestic inactivated vaccine have a protective effect on the new coronavirus, especially the Delta mutant strain? What is the effect of the "strengthening needle" injection? A reporter interviewed Xu Kaifeng, chief physician of the Department of Respiratory Medicine, Peking Union Medical College Hospital. "Published Guangzhou data show that people who have been injected with domestically-made inactivated vaccines have a strong...

  Vaccination Encyclopedia Vaccination is the technique of inoculating vaccine preparations into humans or animals, so that the recipient can obtain immunity against a specific or similar pathogen. Through the recognition of foreign objects by the immune system, antibodies are screened and manufactured. In order to produce antibodies against the pathogen or similar pathogens, the injection recipients have strong resistance to the disease. The common vaccination method in medicine today is injection, and the term "vaccination" is derived from the technique of vaccination. Its original intention is different from today's usage, and there is a slight gap in the application of modern immunological research. In April 2019, the draft of the Vaccine Management Law was reviewed at the tenth meeting of the Standing Committee of the 13th National People's Congress.  Compared with the first review manuscript, the second review manuscript further refines the compensation ...