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China as it tries to promote its vaccines has been questioned about its effectiveness. Sinovac and Sinopharm are the main vaccine manufacturers in China, and the two manufacturers are not preferred in countries that have access to others, according to Voice of America.
Dr Andrea Cox, a professor in the Johns Hopkins University School of Medicine with a special interest in immunization, provided expert advice on COVID-19 vaccines. “Chinese vaccines are not as effective as Moderna, Pfizer-BioNTech, AstraZeneca and Johnson & Johnson vaccines, so they are not the preferred vaccines in countries that have access to others,” he said.
“This scientist takes a type of bacteria – or in this case, a virus – and inactivates it or kills it. They then inject it into people. Because the virus is dead, it can’t infect anyone. Then, if a vaccinated person is exposed to the live virus, that person’s body recognizes it and fights it, “he added. The hn says that the Sinovac vaccine is about 50% effective, while the effectiveness of Sinopharm is more high, at 78%, reported the World Health Organization.
Earlier, the World Health Organization said that safe and effective vaccines are a game-changer, but it recommends continuous mask wear, frequent hand washing, good indoor ventilation, physical separation and crowd avoidance. In addition, she recommends getting vaccinated. (ANI)
(This story was not edited by Devdiscourse staff and is auto-generated from a syndicated feed.)
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