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The Pfizer–BioNTech COVID-19 vaccine, sold under the brand name Comirnaty, [2] [33] is an mRNA-based COVID-19 vaccine developed by the German biotechnology company BioNTech. For its development, BioNTech collaborated with the American company Pfizer to carry out clinical trials, logistics, and manufacturing.
How COVID‑19 vaccines work. The video shows the process of vaccination, from injection with RNA or viral vector vaccines, to uptake and translation, and on to immune system stimulation and effect. Part of a series on the COVID-19 pandemic Scientifically accurate atomic model of the external structure of SARS-CoV-2. Each "ball" is an atom. COVID-19 (disease) SARS-CoV-2 (virus) Cases Deaths ...
In December 2020, Pfizer–BioNTech and Moderna obtained authorization for their mRNA-based COVID-19 vaccines. On 2 December, the UK Medicines and Healthcare products Regulatory Agency (MHRA) became the first medicines regulator to approve an mRNA vaccine, authorizing the Pfizer–BioNTech vaccine for widespread use.
Here’s how it works, per infectious disease expert Amesh A. Adalja, M.D., senior scholar at the Johns Hopkins Center for Health Security: The Novavax vaccine is a protein-based vaccine that’s ...
In August, the Food and Drug Administration authorized updated vaccines against COVID-19. Here's what to know about the three vaccines available in the U.S.
Despite producing a successful COVID-19 vaccine, Pfizer made $41.9 billion in 2020; an increase of only 2% from its 2019 revenue. But there are good reasons for this. The foremost being much ...
Two of the first approved vaccines, Pfizer and BioNTech's Pfizer-BioNTech COVID‑19 vaccine and Moderna's mRNA-1273, must be kept cold during transport. Keeping the temperatures sufficiently low is accomplished with specially-designed containers [ a ] and dry ice , but dry ice is only allowed in limited quantities on airplanes as the gases ...
New, modified versions of Pfizer’s and Moderna’s existing COVID-19 vaccines received a green light from the Food and Drug Administration to be used as booster shots on Wednesday, Aug. 31.
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