How leptin and the brain's melanocortin system control weight and blood sugar
Interactions of Leptin and the Melanocortin System
This project looks at how hormone signals made in brain and pituitary cells influence body weight and blood sugar to help people with obesity and diabetes.
Quick facts
| Grant type | R01 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | Ut Southwestern Medical Center NIH-funded |
| Lab location | 1 site (Dallas, United States) |
| Project ID | NIH-11395384 on NIH RePORTER |
What this research studies
From my perspective as a patient, researchers are using mouse genetic tools to track specific peptides made by POMC cells in the brain and pituitary that act in the leptin-melanocortin pathway. They will use advanced mass spectrometry to measure and map these different peptide forms in tissue and link those levels to changes in blood sugar and energy balance. The team will subject animals to metabolic challenges and compare peptide changes with outcomes like body weight and glucose production. The goal is to learn which exact peptides help the body adapt so future treatments can target them.
Who could benefit from this research
Good fit: People living with obesity or type 2 diabetes who want to follow or benefit from new basic research findings, noting that this grant itself does not enroll patients.
Not a fit: Anyone looking for an immediate treatment or a trial to join now likely will not benefit because this is laboratory research in animals aimed at informing future therapies.
Why it matters
Potential benefit: If successful, this work could reveal precise molecular targets in the brain-hormone system that lead to better therapies for obesity and diabetes.
How similar studies have performed: Previous animal work has shown leptin and melanocortin pathways affect weight and glucose, but quantitatively mapping specific POMC-derived α-MSH peptide roles with mass spectrometry is a novel approach.
Where this research is happening
Dallas, United States
- Ut Southwestern Medical Center — Dallas, United States (Active)
Researchers
- Principal investigator: Elmquist, Joel K. — Ut Southwestern Medical Center
- Study coordinator: Elmquist, Joel K.
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.