News Health & Medicine

Mice with mutation feel the burn

Without immune gene, rodents in a new study make heat not fat

By Tina Hesman Saey

- More than 2 years ago

Mice with a mutation in an immune gene don’t get fat, they burn it.

RESISTING WEIGHT GAIN Two mice were fed high-fat diets for several months. But the mouse on the left, genetically engineered to lack an immune system gene, put on less weight than the mouse on the right.