In the March 31 SN: How opioid overdoses kill, vaccines in conservation, signals from the first stars, termites get demoted, Jupiter’s latest surprises, viral titans visualized, Google hits 72 qubits and more.
GO LOW A prototype male birth control pill caused reproductive hormones in men to plummet to levels known to halt sperm production.
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.