Understanding Eye Repair in Older Age
Official title: Imaging spatial transcriptome at single cell resolution to study eye regeneration in old age
Funded at University of Michigan at Ann Arbor · NIH-11097273 · Data updated 2026-11-12
This work explores how eye cells repair themselves in older age, hoping to find ways to boost natural healing.
Quick facts
| Grant type | R21 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | University of Michigan at Ann Arbor NIH-funded |
| Lab location | 1 site (Ann Arbor, United States) |
| Project start | September 30, 2023 |
| Project end | May 31, 2026 |
| Funding year | 2025 |
| Award (this year) | $234,000 |
| NIH project number | 5R21AG084959-03 |
| Project ID | NIH-11097273 on NIH RePORTER |
Who could benefit from this research
✓Could help
This foundational work is not directly recruiting patients but aims to benefit individuals experiencing age-related eye conditions or those interested in regenerative medicine for aging.
✕Less likely to help
Patients seeking immediate treatment options would not directly benefit from this early-stage, basic science investigation.
What this research studies
As we get older, our bodies' ability to repair themselves, especially in the eyes, can slow down. This project uses advanced imaging to look closely at how eye cells and their surroundings change with age in a highly regenerative animal model. By understanding these changes at a very detailed level, we hope to discover new ways to help aged cells regain their youthful ability to heal. The goal is to uncover the molecular secrets behind natural regeneration and rejuvenation, which could inform future treatments for age-related eye conditions.
Why it matters
Potential benefit: If successful, this work could lead to new treatments that help older adults recover from eye damage or diseases by enhancing their body's own repair mechanisms.
How similar studies have gone: While the specific imaging technique is cutting-edge, the broader concept of studying regeneration in model organisms to understand human aging has shown promise in other areas of biology.
Where this research is happening
-
University of Michigan at Ann Arbor
Ann Arbor, United States Active
Researchers
- Principal investigator: Guo, Longhua — University of Michigan at Ann Arbor
- Study coordinator: Guo, Longhua
Related research
Other NIH-funded projects on the same topics.
-
Neural factors behind age-related breathing problems
This grant studies why breathing control gets weaker with age and how nerve cells that control strong breaths deteriorate, aiming to improve airway clearance and reduce pneumonia risk in older adults.
-
Menopause, aging, and everyday functioning in women
A long-term study following 3,302 diverse women to understand how the menopause transition affects health and daily functioning as they age.
-
A druggable mito-nuclear feedback mechanism that preserves mitochondrial and synaptic function in old age
A new NIH-funded program aims to understand a brain mechanism that links mitochondria to gene control, with the goal of keeping brain cells happy in aging and Alzheimer's-related dementias.
-
Respiratory control in aging: keeping breathing muscles healthy
A Mayo Clinic team is testing ways to protect the breathing muscles in people as they age, aiming to keep seniors breathing well longer.
-
How aging affects natural antibodies from a special B cell type and why it matters for older adults
This NIH grant explores how aging changes a specific B cell type that makes natural antibodies, which could influence how well older people are protected from infections.
-
Understanding how natural immunity changes with age in men and women
This project looks at how our natural defenses, called B1 cells, stay strong or weaken as we get older, especially noticing differences between men and women.
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.