Messenger RNA - Wikipedia
mRNA is created during the process of transcription, where an enzyme (RNA polymerase) converts the gene into primary transcript mRNA (also known as pre-mRNA). This pre-mRNA …
MRNA vaccine | Description, Technology, Uses, & Side Effects
Dec 10, 2025 · 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 …
How mRNA vaccines work, and why controversial - USA TODAY
Aug 6, 2025 · Research that helped develop mRNA vaccines won the Nobel Prize in Physiology or Medicine in 2023. Members of the scientific community are criticizing Kennedy for his …
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.
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 …
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 …
Stanford Medicine study shows why mRNA COVID-19 vaccine can …
Dec 10, 2025 · COVID-19 — and, less frequently, the mRNA-based COVID-19 vaccine — can cause inflamed heart tissue in some people. A new study implicates a pair of substances …
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 …
mRNA Explained - Moderna
Jul 18, 2024 · Messenger RNA, or mRNA, exists in all cells in our bodies and has for millions of years. Just as its name suggests, it acts as a messenger to the cell's machinery that makes …
mRNA Vaccines: What They Are & How They Work - Cleveland Clinic
Oct 25, 2024 · MRNA — or messenger ribonucleic acid — is a molecule in your cells that copies instructions from your DNA and brings them to your ribosomes (protein-making structures in …