Effects of Vitamin D on Insulin Receptor in Diabetic Rats
Author Information
Author(s): Calle Consuelo, Maestro Begoña, García-Arencibia Moisés
Primary Institution: Complutense University
Hypothesis
Does treatment with 1,25-dihydroxyvitamin D3 affect insulin receptor expression and activity in diabetic rats?
Conclusion
Treatment with 1,25D3 improved insulin receptor activity in diabetic rats but did not reverse their diabetes symptoms.
Supporting Evidence
- 1,25D3 treatment did not affect non-diabetic rats but improved insulin response in diabetic rats.
- Insulin receptor gene expression was partially corrected in the liver and adipose tissue of diabetic rats.
- Two candidate vitamin D response elements were identified in the insulin receptor gene promoter.
Takeaway
Giving vitamin D to sick rats helped their bodies respond better to insulin, but it didn't fix their diabetes.
Methodology
Rats were treated with 1,25D3 for 15 days, and various biochemical and molecular analyses were performed.
Limitations
The study was conducted on a specific animal model, which may not fully represent human diabetes.
Participant Demographics
Male Wistar rats, weighing 200–220 g.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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