Ancestors of Drug-Resistant Superbugs Were Around Well Before the Dinosaurs Age

Leading hospital “superbugs,” known as enterococci, originated well before the age of dinosaurs, a new study said Thursday. These pathogens arose from an ancestor that dates back 450 million years, about the time when animals were first crawling onto land, according to the study published in the U.S. journal Cell. The findings may help better understand the evolution of antibiotic … Continue reading →