Andy Edwards (@bugsinblood.bsky.social)

Extraordinary pictures show what a common antibiotic does to E. coli The top image shows an untreated E.coli bacterium; the bottom shows a bacterium after 90 minutes of being exposed to the antibiotic polymyxin B Carolina Borrelli, Edward Douglas et al./Nature Microbiology The way antibiotics called polymyxins pierce the armour of bacteria has been revealed in stunning detail by high-resolution microscopy, which could help us develop new treatments for drug-resistant infections. Polymyxins are commonly used as a last-resort treatment against some so-called gram-negative bacteria, which can cause infections such as pneumonia, meningitis and typhoid fever. “The top three World Health Organization priority pathogens are all gram-negative bacteria, and this is largely a reflection of their complex cell envelope,” says… https://n24usa.com/?p=187341&utm_source=bluesky&utm_medium=jetpack_social