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  1. Feb 26, 2021 · The most basic difference is that the Johnson & Johnson vaccine is an adenovirus vector vaccine, while the Moderna and Pfizer vaccines are both mRNA vaccines. Messenger RNA vaccines use...

  2. Mar 1, 2021 · The most basic difference is that the Johnson & Johnson vaccine is an adenovirus vector vaccine, while the Moderna and Pfizer vaccines are both mRNA vaccines. Messenger RNA vaccines use...

  3. Mar 5, 2021 · Unlike Pfizer and Moderna’s vaccines, the Johnson & Johnson shot is an adenovirus-based vaccine. It was built using a kind of virus, which causes colds in chimpanzees.

    • Saba Aziz
  4. May 3, 2021 · What is the difference between how the Johnson & Johnson vaccine works and how the Pfizer and Moderna vaccines work? The ultimate difference is the way the instructions are delivered. The Moderna and Pfizer vaccines use mRNA technology, and the Johnson & Johnson vaccine uses the more traditional virus-based technology.

  5. Sep 16, 2024 · Pfizer-BioNTech COVID-19 vaccine 2024-2025 formula is authorized for people ages 6 months through 11 years. Comirnaty is approved for people age 12 and older. The vaccines that help protect against COVID-19 are safe and effective based on clinical trials and continued monitoring.

  6. Oct 25, 2024 · As the SARS-CoV-2 virus mutates and new variants continue to emerge, it’s important to keep up with how well the updated vaccines are performing. We mapped out a comparison of the COVID vaccines in the United States.

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  8. Mar 24, 2021 · The major difference among the three vaccines is that both the Pfizer-BioNTech and Moderna vaccines require two shots a few weeks apart and the Johnson & Johnson vaccine only requires one shot.

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