How to Use mRNA in a Sentence

mRNA

noun
  • There didn’t seem to be a way around the fact that cells would destroy the foreign mRNA.
    Will Sullivan, Smithsonian Magazine, 2 Oct. 2023
  • The mRNA from the vaccine is then broken down and does not remain in the body.
    Berkeley Lovelace Jr, NBC news, 18 June 2026
  • In this case, the mRNA in question tells the body to produce Lp(a).
    Erika Edwards, NBC News, 12 Nov. 2023
  • An mRNA flu shot could make a huge difference in flu prevention.
    Berkeley Lovelace Jr, NBC news, 6 May 2026
  • Side effects such as fatigue, headache and arm pain were more common in the mRNA group, but were mild and short-lived.
    Berkeley Lovelace Jr, NBC news, 6 May 2026
  • Now, after a tumultuous 12 months, there are signs that the mRNA train is still on track.
    Caleb Hellerman, CNN Money, 20 Apr. 2026
  • But lawmakers did not press him on restoring support for key areas like mRNA.
    Michael C. Burgess, STAT, 30 Apr. 2026
  • Retreat from investment in mRNA vaccines may even be seen as an opening for an attack.
    Jen Christensen, CNN Money, 8 Aug. 2025
  • Early research on some novel uses of mRNA is promising.
    Simon Williams, Time, 15 Aug. 2025
  • But mRNA vaccines can be developed much faster, sometimes even in days, and don’t require time to grow virus cultures.
    Jen Christensen, CNN Money, 8 Aug. 2025
  • Scientists and doctors contend that mRNA vaccines have been studied for decades.
    Cheyenne Haslett, ABC News, 15 Aug. 2025
  • That would be Messenger RNA or mRNA.
    The Baltimore Sun, Twin Cities, 13 Aug. 2025
  • Of course, with the mRNA there's a very, very, very low risk, and particularly in young men of getting the myocarditis.
    ABC News, 10 Sep. 2023
  • Kennedy also falsely claimed mRNA vaccines can prolong pandemics.
    Mary Kekatos, ABC News, 12 Aug. 2025
  • Moderna’s flu and Covid shots share the same mRNA technology.
    Berkeley Lovelace Jr, NBC news, 6 May 2026
  • Cells would then heal the molecule, leaving a slightly shorter but functional mRNA.
    Bymitch Leslie, science.org, 24 Oct. 2024
  • First, the mRNA would need a nuclear signal to be able to get through the nuclear membrane into the nucleus of a cell.
    Nate Trela, USA TODAY, 1 Nov. 2022
  • This implies that mRNA vaccines have not been properly or transparently tested—which is not true.
    Simon Williams, Time, 15 Aug. 2025
  • Both use the same mRNA technology to instruct cells to create the same protein as the one found on the surface of the coronavirus.
    Cassidy Morrison, Washington Examiner, 28 Dec. 2020
  • But in an age of synthetic mRNA technology, it almost certainly is not required in the same way.
    Michael Specter, STAT, 6 Apr. 2023
  • These mRNA vaccines may be developed more quickly and cost less than traditional vaccines.
    Stephanie Stephens, USA Today, 26 June 2026
  • The next internet, the next GPS, the next mRNA breakthrough is sitting in a lab somewhere right now.
    Kelly Fleming, Forbes.com, 11 June 2026
  • Cutting funding to mRNA vaccine development will cost lives.
    Rebecca Morin, USA Today, 8 Aug. 2025
  • Cassidy has spoken out about some of Kennedy’s moves, including slashing funding for mRNA research.
    Zac Anderson, USA Today, 31 Aug. 2025
  • Like Kennedy, many of them hold anti-vaccine views and are also openly hostile to mRNA technology.
    Beth Mole, ArsTechnica, 18 June 2026
  • Furthermore, synthetic mRNA could be used instead of putting an actual virus into the body to produce a vaccine.
    Hope Reese, Discover Magazine, 23 Dec. 2021
  • Once there, the mRNA can activate the latent virus far more effectively than comparable drugs.
    Juergen Eckhardt, Forbes.com, 26 Aug. 2025
  • This means that the differences in vaccines likely come down to regions of the mRNA that don’t code for actual protein, but tell cells how much of it to make, and for how long.
    Annabelle Timsit, Quartz, 23 Dec. 2020
  • These snippets of genetic code prompt your immune system to replicate—for example—part of a virus encoded by that mRNA and then learn how to fight it off.
    Chris Baraniuk, WIRED, 3 Oct. 2024
  • The mRNA is then read by a piece of molecular machinery called the ribosome, which constructs the protein — a process called translation.
    Philip Ball, Quanta Magazine, 18 June 2026

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'mRNA.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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