But humanity's energy not reasonable exploitation and utilization of the earth, the consumption of limited resources, if only to maintain, human intake is made his survival environment badly damaged.

Since the human intestine also synthesizes glucose, glucose metabolism may be a new target in the treatment of food intake disorders, the researchers concluded.

And unlike human subjects who are notorious for fudging their daily calorie or carbohydrate counts, a caged monkey's food intake is much easier for researchers to count and control.