Research findings from Tufts University update understanding of diabetes

"Following the administration of the diabetogenic drug streptozotocin, rats selecting their diet from separate sources of macronutrients (e.g., proteins, fats, and carbohydrates) demonstrated less severe symptoms of diabetes than did rats fed ground Purina chow or a composite diet containing the same nutrient sources as found in the self-selection diet but in the proportions found in chow. After the induction of diabetes, rats selecting their own diet ate and drank less, weighed more, and had more adipose tissue and lower blood glucose levels than did rats consuming chow or the composite diet," scientists in the United States report.

"In addition, rats choosing their...

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