Also known as mRNA, the RNA molecule exported from the nucleus that carries genetic information for the amino acid sequence of a protein. This page has been archived and is no longer updated .

Over the last several days, the safety and efficacy of messenger RNA, or mRNA, vaccines have come under intense scrutiny. On Tuesday, the U.S. Food and Drug Administration announced plans to limit ...

First, a COVID-19 mRNA vaccine is injected into a muscle in your upper arm. Some muscle cells take the mRNA instructions in the vaccine and make a harmless piece of a protein called a spike protein.

WASHINGTON — mRNA, a Nobel-winning technology harnessed by Trump officials to create Covid shots in record time, is becoming a political reject as the nation’s leaders openly embrace vaccine ...

Moderna said Wednesday that its experimental mRNA-based seasonal flu vaccine generated a stronger immune response against four strains of the flu virus than a currently marketed vaccine in a Phase ...

Superior potency of LNP X is not explained by differences in endosomal escape. Credit: Nat Commun 16, 4979 (2025). DOI: 10.1038/s41467-025-60001-2 ...

We asked experts about how the technology works, its safety and its potential in medicine. By Nina Agrawal Health Secretary Robert F. Kennedy Jr. has repeatedly questioned the safety of mRNA ...

Report: mRNA vaccines are in RFK Jr’s crosshairs; funding in question "Kennedy’s war on vaccines has started," one researcher said. Beth Mole – Mar 17, 2025 6:42 pm ...

Moderna and Pfizer are testing mRNA flu shots that target the strains most likely to circulate during the 2022 flu season. Sign Up for Our Ideas Newsletter POV. Subscribe Subscribe. Sections.

The promise of mRNA technology seemed boundless after the success of the coronavirus vaccines, but Robert F. Kennedy Jr. has singled it out for scrutiny, clouding its prospects.

A new type of mRNA vaccine is more scalable and adaptable to continuously evolving viruses such as SARS-CoV-2 and H5N1, according to a study by researchers at the University of Pittsburgh School ...