Diabetic DietDietDietary CarbohydratesBlood GlucoseDiet, Carbohydrate-RestrictedObesityCarbohydratesCarbohydrate MetabolismDietary FatsDiet, ReducingDiet, Fat-RestrictedBody WeightDietary ProteinsDiet FadsEnergy IntakeDiabetic RetinopathyInsulinTriglyceridesDietary FiberDiabetic NephropathiesStarchEatingGlucoseDiet, High-FatLipidsFastingAnimal FeedEnergy MetabolismDiabetes Mellitus, ExperimentalFructoseLiverSucroseRats, Inbred Strains