Understanding how blood vessels and endothelial cells help the thymus heal after intensive cancer therapy
Official title: Understanding the role of the blood vascular system and endothelial cells in early thymus regeneration after cytotoxic treatments using novel intravital imaging techniques
Funded at University of California, Merced · NIH-11374989 · Data updated 2026-11-12
This NIH grant explores how blood vessels and their lining cells help the thymus recover after chemotherapy, aiming to support better immune recovery in adults.
Quick facts
| Grant type | R01 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | University of California, Merced NIH-funded |
| Lab location | 1 site (Merced, United States) |
| Project start | August 15, 2024 |
| Project end | July 31, 2029 |
| Funding year | 2026 |
| Award (this year) | $667,977 |
| NIH project number | 5R01HL171971-03 |
| Project ID | NIH-11374989 on NIH RePORTER |
Who could benefit from this research
✓Could help
Ideal candidates are adults with hematologic malignancies who may undergo conditions involving thymus and bone marrow engraftment in the context of cytotoxic therapy.
✕Less likely to help
Patients not undergoing cytotoxic conditioning or thymic/intrathymic processes may not directly benefit.
What this research studies
The project focuses on how cytotoxic treatments damage the thymus and surrounding tissues and uses advanced imaging to watch these vessels in live animals and tissue. By studying endothelial cells and the vascular network, researchers hope to uncover signals that promote thymus regeneration and restore adaptive immunity after injury. The work builds on intravital imaging techniques to visualize real-time changes in the thymus microenvironment and identify regenerative factors like BMP4. Outcomes could guide the development of therapies that protect or heal immune tissues following cancer treatment. The study is designed to translate insights into approaches that help patients regain a healthy immune system after cytotoxic conditioning.
Why it matters
Potential benefit: If successful, the research could lead to therapies that improve immune reconstitution after transplantation and reduce complications from cancer treatment.
How similar studies have gone: Preclinical imaging studies have shown that targeting thymic vascular components can influence regeneration, with ongoing efforts building on these findings.
Where this research is happening
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University of California, Merced
Merced, United States Active
Researchers
- Principal investigator: Spencer, Joel a. — University of California, Merced
- Study coordinator: Spencer, Joel a.
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.