Insulin and Amino Acid Interaction in Diabetic Pigs
Author Information
Author(s): Koopmans Sietse J, VanderMeulen Jan, Wijdenes Jan, Corbijn Henk, Dekker Ruud
Primary Institution: BioMedical Research of Wageningen University and Research Center
Hypothesis
The study aims to investigate the interaction between insulin-stimulated glucose and amino acid utilization in normal and diabetic pigs.
Conclusion
Diabetic pigs show a significant decrease in insulin-stimulated glucose clearance, which is compensated by an increase in non-essential amino acid clearance.
Supporting Evidence
- Diabetic pigs showed basal hyperglycaemia compared to normal pigs.
- Insulin-stimulated glucose clearance was significantly reduced in diabetic pigs.
- Non-essential amino acid clearance was significantly increased in diabetic pigs.
Takeaway
In diabetic pigs, insulin helps the body use amino acids more, but not glucose as well, which means the body has to rely more on amino acids for energy.
Methodology
The study used intraportal hyperinsulinaemic euglycaemic euaminoacidaemic clamp studies in normal and diabetic pigs to measure nutrient utilization.
Limitations
The study did not measure the oxidation of nutrients, which limits the interpretation of the data regarding the Randle cycle.
Participant Demographics
The study involved 8 normal pigs and 7 diabetic pigs, all crossbred barrows weighing approximately 40-45 kg.
Statistical Information
P-Value
p<0.001
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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