Investigating how a specific brain receptor affects breathing in obesity-related conditions

Respiratory effects of the melanocortin 4 receptor in the lateral parabrachial nucleus

NIH-funded research George Washington University · NIH-11162568

This study is looking at how a certain receptor in the body can help improve breathing for people with obesity hypoventilation syndrome, a condition that makes it hard to breathe well during sleep, and it’s testing a medication called setmelanotide to see if it can help.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionGeorge Washington University NIH-funded
Lab location1 site (Washington, United States)
Project IDNIH-11162568 on NIH RePORTER

What this research studies

This research focuses on understanding the role of the melanocortin 4 receptor in regulating breathing, particularly in patients with obesity hypoventilation syndrome, a serious condition characterized by poor breathing during sleep. The study utilizes animal models that mimic human conditions to explore how activating this receptor can improve breathing responses to elevated carbon dioxide levels. By examining the effects of a specific drug, setmelanotide, the research aims to identify potential new treatments for patients suffering from sleep disordered breathing due to obesity.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals diagnosed with obesity hypoventilation syndrome or related sleep disordered breathing conditions.

Not a fit: Patients without obesity or those who do not experience sleep disordered breathing may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new pharmacological treatments that significantly improve breathing and overall health for patients with obesity-related sleep disorders.

How similar studies have performed: Previous research has shown promising results with similar approaches, particularly in using melanocortin receptor agonists to treat obesity-related conditions.

Where this research is happening

Washington, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.