News Snapshot:
Image Source : FILE/PTI Chinese coronavirus vaccine 50.4% effective in Brazil trials A leading Chinese Covid-19 vaccine, developed by Sinovac Biotech, has been found to be 50.4 per cent effective in Brazilian clinical trials, researchers have found. According to the latest results released by researchers, it shows the vaccine is significantly less effective than previous data suggested — barely over the 50 per cent needed for regulatory approval. Sinovac, a Beijing-based biopharmaceutical company, is behind CoronaVac, an inactivated vaccine. It works by using killed viral particles to expose the body’s immune system to the virus without risking a serious disease...
