Living with the enemy

2019-03-07 03:07:02

By Michael Le Page in Orlando, Florida SUPERBUGS are devising ever more inventive ways to evade antibiotics, so alternative weapons are badly needed. One mode of attack is to simply turn off the genes that make them dangerous. You can even turn superbugs into live vaccines. “You don’t kill them, you just don’t let them cause an infection,” says Stuart Levy of Tufts University in Boston. “It could revolutionise the treatment of infectious disease.” Most disease-causing bacteria have an arsenal of virulence genes, which help them survive in human tissues. These genes code for things like toxins,