In both mouse and human models of wound healing, infection with S. aureus activated the bacterium’s accessory gene regulator (agr) quorum-sensing system, a molecular “switch” that controls bacterial ...

A model of the a-Heal wearable device. As a wound heals, it goes through several stages: clotting to stop bleeding, immune system response, scabbing, and scarring. A wearable device called “a-Heal,” ...