Human skin bacteria have cancer-fighting powers
The microbes make a compound that disrupts DNA formation in tumor cells
![Staphylococcus epidermidis petri dish](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2018/02/022718_AC_skin-bacteria_feat.jpg?fit=860%2C460&ssl=1)
SKIN WIN Staphylococcus epidermidis, a species of bacteria that lives on human skin, grows here in a dish. Strains of this bacteria make a cancer-fighting compound that stops DNA synthesis.
R. Gallo and Teruaki Nakatsuji/UC San Diego