Narcoleptic dogs still have their day

The presumed genetic mainstays of research into the sleeping disorder known as narcolepsy looked as if they might be in the doghouse last year. That’s when investigators discovered that a group of missing brain cells–not a genetic mutation found in narcoleptic Doberman pinschers and Labrador retrievers–was at the heart of the disease in people (SN: 9/2/00, p.