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How Pfizer’s mRNA vaccine works in the body

source https://www.khou.com/article/news/health/coronavirus/how-pfizers-mrna-vaccine-works/285-98f8d186-4a33-436e-a853-7c69f0804a87

Doctors said mRNA sends a message to the body to create what are called spike proteins. Those proteins are found on the outside of novel coronavirus cells. Once your body forms spike proteins, it triggers an immune response, so if you ever come in contact with the real COVID-19, your body will already have the antibodies to fight it off.

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