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  1. MRNA vaccine | Description, Technology, Uses, & Side Effects ...

    2 days ago · An mRNA vaccine is a type of vaccine that uses a synthetic version of a molecule known as messenger RNA (mRNA) to instruct cells in the body to produce a protein that trains …

  2. Messenger RNA - Wikipedia

    Messenger ribonucleic acid (mRNA) is a single-stranded molecule of RNA that corresponds to the genetic sequence of a gene, and is read by a ribosome in the process of synthesizing a …

  3. FDA declines to review Moderna's mRNA flu shot - NBC News

    2 days ago · The Food and Drug Administration rejected Moderna’s application for its mRNA-based flu vaccine, the drugmaker said Tuesday. The move is the latest sign that the FDA, …

  4. What are mRNA vaccines and how do they work? - MedlinePlus

    Most vaccines contain a weakened or dead bacteria or virus. However, scientists have developed a new type of vaccine that uses a molecule called messenger RNA (mRNA) rather than part of …

  5. Messenger RNA (mRNA) - National Human Genome Research …

    2 days ago · Messenger RNA (abbreviated mRNA) is a type of single-stranded RNA involved in protein synthesis. mRNA is made from a DNA template during the process of transcription.

  6. What is mRNA and How Does it Actually Work? - Biology Insights

    Aug 2, 2025 · Messenger RNA (mRNA) is a fundamental molecule in biological systems. It functions as a single-stranded nucleic acid, similar to DNA but containing uracil instead of …

  7. What To Know About MRNA Vaccines - Immunology Explained

    Nov 10, 2025 · The type used in current vaccines is called linear mRNA, which delivers its message for a short time before breaking down naturally. A newer version, called self …

  8. FDA refuses to review Moderna’s application for mRNA flu ...

    3 days ago · The US Food and Drug Administration has refused to accept an application from Moderna to review its first mRNA seasonal flu vaccine, the company said Tuesday, in another …

  9. What are mRNA vaccines, and how do they work? - Live Science

    Apr 11, 2025 · mRNA vaccines teach the immune system to target specific proteins, often proteins found on a pathogen, like a virus. To do this, they use instructions carried in a genetic …

  10. mRNA vaccines have been demonstrated to be safe and effective against COVID-19, many other mRNA vaccines are in the pipeline, including a recently approved RSV mRNA vaccine