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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 ...
The Oxford–AstraZeneca COVID-19 vaccine, sold under the brand names Vaxzevria[6]and Covishield,[7]is a viral vector vaccine[8]produced by the British University of Oxford, British-Swedish company AstraZeneca, and the Coalition for Epidemic Preparedness Innovations. [8][9][10]Finland, Denmark, and Norway suspended the use of the Oxford ...
The Janssen COVID‑19 vaccine, (Ad26.COV2.S) sold under the brand name Jcovden, [1] is a COVID‑19 vaccine that was developed by Janssen Vaccines in Leiden, Netherlands, [24] and its Belgian parent company Janssen Pharmaceuticals, [25] a subsidiary of American company Johnson & Johnson. [26][27][28] It is a viral vector vaccine based on a ...
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A COVID-19 vaccine card is a record often given to those who have received a COVID-19 vaccine showing information such as the date (s) one has received the shot (s) and the brand of vaccine one has received, sometimes including the lot number. The card also contains information identifying the recipient and the location where the shot was given ...
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e. A vaccine is a biological preparation that provides active acquired immunity to a particular infectious or malignant disease. [1][2] The safety and effectiveness of vaccines has been widely studied and verified. [3][4] A vaccine typically contains an agent that resembles a disease-causing microorganism and is often made from weakened or ...
Vaccination is the administration of a vaccine to help the immune system develop immunity from a disease. Vaccines contain a microorganism or virus in a weakened, live or killed state, or proteins or toxins from the organism. In stimulating the body's adaptive immunity, they help prevent sickness from an infectious disease.