Umbilical cords are a potentially life-saving source of blood stem cells for people with leukemia and other diseases. But there aren’t enough cells to meet demand. Now an experimental treatment offers hope for a solution.

Chronic diseases kill 38 million people per year worldwide; almost three-quarters of those deaths occur in low- and middle-income countries. It’s time to act.

While the country has made great strides in controlling AIDS and other infectious diseases, Kenyans are living longer and chronic diseases such as diabetes, heart disease and cancer are on the rise.

The fast-spreading virus can take multiple routes into developing human nerve cells.

Thierry Diagana and his team are on a quest to discover new therapeutics for malaria. He believes malaria elimination is within our grasp, but emerging drug resistance could jeopardize the hard-fought progress.