The pancreas can be triggered to regenerate itself through a type of fasting diet, say US researchers.
Restoring the function of the organ - which helps control blood sugar levels - reversed symptoms of diabetes in animal experiments.
The study, published in the journal Cell, says the diet reboots the body.
Experts said the findings were "potentially very exciting" as they could become a new treatment for the disease.
The experiments were on mice put on a modified form of