Page 28 - பல்கலைக்கழகம் ஆஃப் ரோசெஸ்டர் பள்ளி மருந்து News Today : Breaking News, Live Updates & Top Stories | Vimarsana

FDA Officially Authorizes the Johnson & Johnson Coronavirus Vaccine For Emergency Use PopSugar 2/28/2021 © Getty / Andrew Brookes FDA Officially Authorizes the Johnson & Johnson Coronavirus Vaccine For Emergency Use Update: On Saturday, Feb. 27, the FDA approved Johnson & Johnson s single-dose coronavirus vaccine for emergency use - it is the third vaccine granted an emergency use authorization in the US behind mRNA-based shots from Pfizer and Moderna. This authorization allows Johnson & Johnson to distribute its vaccine to people 18 and older. This adenovirus-based vaccine is 85 percent effective in preventing severe cases of COVID-19. According to the FDA, when a person receives the vaccine, adenovirus type 26 (Ad26) delivers a piece of the DNA that makes the spike protein present in the SARS-CoV-2 virus. Due to this, the body can temporarily make the spike protein, which does not cause disease, but triggers the immune system to learn to react defensively, producing an

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