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Alteration of inflammation marker levels with alfa keto analogs in diabetic rats
Y D Bildaci1, H Bulut2, O C Elcioglu3
1Haydarpaşa Numune Training and Research Hospital Division of Nephrology, University of Health Sciences Turkey, Uskudar, Istanbul, Turkey.
Background:
Diabetes mellitus is the most well-known and common cause of end-stage renal disease. Excessive inflammatory processes were hypothesized to be one of the reasons for progression to end-stage disease. Even though progression to end stage disease tried to be prevented with some dietary measures such as lowering nitrogen in diet, none of the methods tried were successful enough.
Aims:
In our study, we aimed to determine the effects of alfa keto analog use in altering levels of inflammatory markers when added to dietary program in a diabetic rat model.
Patients And Methods:
The study was performed on 22 male Sprague Dawley rats with streptozocine induced diabetic nephropathy. Both groups were fed with low protein diet except for study group with added alfa keto analogs. Biochemical values and inflammatory markers were studied with ELISA assay.
Results:
Significant difference in serum albumin was found between study group and control group following administration of alfa keto analogs (p <.001). Also mentioned dietary modification made a significant difference in suppression of inflammatory reactions for interleukin (IL)-1, IL-6, IL-10, IL-18 and tumor necrosis factor-α.
Conclusion:
Adding keto amino acids to diets that are already low on protein, can slow progression to end-stage renal disease by reducing inflammation and protein loss in an animal model.
Insights
Adding alpha-keto analogs to low-protein diets can slow diabetic kidney disease progression. This intervention reduces inflammation and protein loss in a rat model, offering a potential strategy for managing end-stage renal disease.
Area of Science:
- Nephrology
- Endocrinology
- Biochemistry
Background:
- Diabetes mellitus is a leading cause of end-stage renal disease (ESRD).
- Inflammation is a key factor in the progression of diabetic nephropathy.
- Previous dietary interventions, like low-nitrogen diets, have shown limited success in preventing ESRD progression.
Purpose of the Study:
- To investigate the impact of alpha-keto analogs on inflammatory markers in diabetic rats.
- To assess the efficacy of alpha-keto analogs as an adjunct to dietary therapy for diabetic nephropathy.
Main Methods:
- The study utilized 22 male Sprague Dawley rats with streptozotocin-induced diabetic nephropathy.
- Rats were placed on a low-protein diet, with the study group receiving alpha-keto analogs.
- Inflammatory markers and biochemical values were analyzed using ELISA assays.
Main Results:
- Alpha-keto analog administration significantly increased serum albumin levels compared to the control group (p <.001).
- Dietary modification with alpha-keto analogs led to significant suppression of inflammatory markers, including interleukin (IL)-1, IL-6, IL-10, IL-18, and tumor necrosis factor-α.
Conclusions:
- Supplementing low-protein diets with alpha-keto analogs can mitigate inflammation and protein loss.
- This approach shows potential for slowing the progression of diabetic kidney disease to end-stage renal disease in an animal model.

