Biological drugs such as gene therapies and messenger RNA (mRNA) vaccines frequently rely on lipid nanoparticles (LNPs) coated in a layer of polyethylene glycol (PEG) to deliver medications to the ...

Polyethylene glycols, or PEGs, are widespread, from cosmetics to medicine. But their persistence in the environment poses serious risks. Thanks to what’s called mass spectral imaging, scientists can ...

A drug-carrying molecule designed to cure disease by slipping past the lung's natural defenses offers new hope for people with chronic or deadly respiratory diseases, say its creators, researchers in ...