Weekly roundup of world briefs

Israeli researchers take step toward cure for Huntington’s disease

(JNS) — A new study carried out by the Weizmann Institute of Science in Rehovot has identified two molecules capable of penetrating the blood-brain barrier and reducing the levels of a defective protein that causes Huntington’s disease, an incurable neurodegenerative disorder.

The research not only slowed the progress of the disease in mouse models but even reversed some symptoms, the Institute said.

The signs and symptoms of Huntington’s disease—slight involuntary movements, general clumsiness and increased anxiety—most common...