Serotonin cell transplants plus exercise to help heart and blood-pressure problems after spinal cord injury
Combining Serotonergic Neural Progenitor Transplantation and Exercise to Improve Cardiac Disorders and Autonomic Dysreflexia After Spinal Cord Injury
This research tries to restore heart control and reduce dangerous blood-pressure spikes in people with high spinal cord injuries by combining serotonin-producing cell transplants with exercise.
Quick facts
| Grant type | R01 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | University of Missouri-Columbia NIH-funded |
| Lab location | 1 site (Columbia, United States) |
| Project ID | NIH-11263733 on NIH RePORTER |
What this research studies
If you have a high spinal cord injury, investigators will use a rat model to test replacing lost serotonin signals by transplanting serotonin-producing neural progenitor cells into the injured spinal cord. They will check whether the transplanted cells connect with spinal circuits and restore sympathetic (fight-or-flight) control that affects the heart. The team will also add an exercise program to see if activity enhances nerve regrowth and improves blood pressure stability and episodes of autonomic dysreflexia. Outcomes measured will include heart electrical conduction, blood pressure responses, and frequency/severity of autonomic dysreflexia.
Who could benefit from this research
Good fit: Ideal candidates would be people with high-level (cervical or upper thoracic) spinal cord injuries who experience cardiac irregularities and autonomic dysreflexia.
Not a fit: People with lower-level spinal cord injuries who do not have autonomic dysreflexia or heart/blood-pressure problems are unlikely to benefit from this approach.
Why it matters
Potential benefit: If successful, this approach could lead to treatments that improve heart function and prevent life-threatening blood-pressure spikes in people with high spinal cord injuries.
How similar studies have performed: Similar serotonergic cell-transplant approaches have restored serotonin signaling and improved hemodynamics in animal (rat) models, but the combined cell-transplant plus exercise strategy is novel and has not yet been tested in people.
Where this research is happening
Columbia, United States
- University of Missouri-Columbia — Columbia, United States (Active)
Researchers
- Principal investigator: Hou, Shaoping — University of Missouri-Columbia
- Study coordinator: Hou, Shaoping
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 below.