How the gut processes branched-chain amino acids from food and gut bacteria
Quantifying Enteric Metabolism of Branched-chain Amino Acids in Relation to Other Dietary and Microbiota Nutrients
This project looks at how gut cells handle branched-chain amino acids from diet and gut microbes and how that may affect adults with type 2 (adult-onset) diabetes.
Quick facts
| Grant type | NIH-funded research |
|---|---|
| Study type | NIH-funded research |
| Funding institution | North Carolina State University Raleigh NIH-funded |
| Lab location | 1 site (Raleigh, United States) |
| Project ID | NIH-11290847 on NIH RePORTER |
What this research studies
Researchers will study how your intestine metabolizes branched-chain amino acids (BCAAs) from food and gut bacteria, and how that changes hormone signals that affect blood sugar. They will use laboratory models including animal experiments and lab analyses to examine microbial nutrients like propionate and intestinal energy use. The team will measure BCAA levels, gut hormone (incretin) secretion, and intestinal glucose-production pathways to see how these interact in obesity and diabetes models. The work aims to determine whether altered gut processing of BCAAs contributes to insulin resistance and reduced incretin responses.
Who could benefit from this research
Good fit: Adults with type 2 (adult-onset) diabetes mellitus or obesity interested in gut-related causes of insulin resistance are the most relevant group for this research.
Not a fit: People with type 1 diabetes, unrelated metabolic conditions, or those seeking immediate treatment effects are unlikely to receive direct benefit from this laboratory-focused work.
Why it matters
Potential benefit: If successful, this work could reveal gut-based mechanisms that drive high blood sugar and point to new intestine-focused treatments to improve insulin control in people with type 2 diabetes.
How similar studies have performed: Previous studies have linked high BCAAs and altered gut hormones to diabetes, but directly studying intestinal BCAA metabolism and its interaction with microbiota nutrients is relatively new and not yet proven in humans.
Where this research is happening
Raleigh, United States
- North Carolina State University Raleigh — Raleigh, United States (Active)
Researchers
- Principal investigator: Williamson, Ian Andrew — North Carolina State University Raleigh
- Study coordinator: Williamson, Ian Andrew
About this research
- This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
- Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
- For full project details, budget, and progress reports, visit the official NIH RePORTER page below.