Understanding how signals in the nervous system lead to the removal of damaged neurons

Regulation and recognition of eat-me signals in the nervous system

NIH-funded research Cornell University · NIH-11133550

This study is looking at how a special signal in the nervous system helps immune cells clean up damaged brain cells, using fruit flies to learn more about this process and how it affects brain health.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionCornell University NIH-funded
Lab location1 site (Ithaca, United States)
Project IDNIH-11133550 on NIH RePORTER

What this research studies

This research investigates the mechanisms by which certain signals in the nervous system, specifically phosphatidylserine (PS), prompt immune cells called phagocytes to remove damaged neurons. Using advanced models in fruit flies, the study aims to uncover how PS is recognized by these immune cells and how this process affects the health and maintenance of neural connections. By exploring the role of a specific protein, Orion, in this signaling pathway, the research seeks to provide insights into the balance between neuron removal and preservation in the nervous system.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals with neurodegenerative conditions or those at risk of developing such diseases.

Not a fit: Patients with acute neurological injuries or those not experiencing neurodegeneration may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new therapeutic strategies for neurodegenerative diseases by enhancing our understanding of neuronal maintenance and repair.

How similar studies have performed: Other research has shown promising results in understanding immune cell interactions with neurons, but this specific approach using Drosophila models is relatively novel.

Where this research is happening

Ithaca, 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 2026-06-10 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.