Understanding how a gene mutation affects appetite control

Neural Mechanism of Impaired Satiation After Magel2 Mutation

NIH-funded research University of Arizona · NIH-10947972

This study is looking at how changes in a specific gene can affect the brain's ability to feel full, which is important for people with Prader-Willi Syndrome, and it hopes to find new ways to help manage their appetite.

Quick facts

Grant typeR21 grant
Study typeNIH-funded research
Funding institutionUniversity of Arizona NIH-funded
Lab location1 site (Tucson, United States)
Project IDNIH-10947972 on NIH RePORTER

What this research studies

This research investigates the neural mechanisms behind impaired feelings of fullness in individuals with mutations in the Magel2 gene, which are linked to conditions like Prader-Willi Syndrome. The study focuses on how these mutations affect specific neurons in the brain that are responsible for processing signals related to satiation, particularly the hormone cholecystokinin (CCK). By using animal models, the researchers aim to uncover the pathways that lead to excessive eating behaviors associated with these genetic disorders. The findings could provide insights into potential therapeutic targets for managing appetite in affected individuals.

Who could benefit from this research

Good fit: Ideal candidates for this research include individuals diagnosed with Prader-Willi Syndrome or Shafer-Young Syndrome, particularly those experiencing issues with appetite regulation.

Not a fit: Patients without genetic mutations affecting appetite regulation or those not diagnosed with related syndromes may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new treatments for individuals with genetic conditions that cause insatiable appetite, improving their quality of life.

How similar studies have performed: Previous studies have shown success in understanding appetite regulation through similar neural circuit investigations, indicating a promising avenue for this research.

Where this research is happening

Tucson, 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.