In recent years, for instance, studies have indicated that fat is far from the lone culprit in human weight gain, and that carbohydrates play a hefty role. “Mice are a good model for human obesity . .

The ob gene -- ob for obesity -- was moved into mice in 1995, and the photo of the fat mouse next to the thin mouse with the ob gene was carried by nearly every media outlet in the nation. Overnight ...

Washington University researchers activated the Hedgehog protein pathway in the fat cells of mice. After eight weeks of eating a high-fat diet, mice that had been engineered with genes to activate ...

To find out, Philipp Scherer’s group at the University of Texas Southwestern Medical Center took advantage of the lab’s AdipoChaser mouse, in which mature fat cells that are stained blue retain their ...