Effect of Treating Streptozotocin-induced Diabetic Rats With Sorbinil, Myo-inositol or Aminoguanidine on Endoneurial Blood Flow, Motor Nerve Conduction Velocity and Vascular Function of Epineurial Arterioles of the Sciatic Nerve
2002

Effects of Sorbinil, Myo-Inositol, and Aminoguanidine on Diabetic Rats

Sample size: 38 publication Evidence: moderate

Author Information

Author(s): LAWRENCE J. COPPEY, JILL S. GELLETT, ERIC P. DAVIDSON, JOYCE A. DUNLAP, MARK A. YOREK

Primary Institution: Veterans Affairs Medical Center, Diabetes Endocrinology Research Center and Department of Internal Medicine, University of Iowa

Hypothesis

The study investigates how treatments with sorbinil, myo-inositol, or aminoguanidine affect vascular function and nerve conduction in diabetic rats.

Conclusion

Sorbinil treatment significantly improved vascular reactivity and nerve conduction in diabetic rats, while myo-inositol and aminoguanidine did not show similar benefits.

Supporting Evidence

  • Sorbinil treatment improved endoneurial blood flow and motor nerve conduction velocity.
  • Aminoguanidine and myo-inositol did not significantly improve vascular reactivity.
  • Diabetes caused a significant decrease in Na+/K+ ATPase activity in the sciatic nerve.

Takeaway

This study shows that a medicine called sorbinil helps diabetic rats' nerves work better, but other treatments didn't help as much.

Methodology

The study involved treating diabetic rats with sorbinil, myo-inositol, or aminoguanidine and measuring their effects on blood flow and nerve conduction.

Limitations

The study did not fully correct all metabolic derangements in the diabetic rats.

Participant Demographics

Male Sprague-Dawley rats, 8-9 weeks old.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

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