BYE BYE BUDS Mice that became obese on a high-fat diet (right) lost a quarter of their taste buds (stained red) and also had fewer progenitor cells (stained green) — which give rise to new taste buds — than mice of a healthy weight on a regular diet (left).
A. Kaufman et al/PLOS Biology 2018
WELL-TREATED Kidneys from hepatitis C-positive donors were successfully transplanted into 10 uninfected patients. The recipients did not develop chronic infections, a new study reports.
SKIN WINStaphylococcus 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.