Bleeding in very premature babies' brains (germinal matrix hemorrhage)
Neuroinflammation and vascular development in GMH
Researchers are looking at how developing blood vessels and inflammation in the fetal brain lead to bleeding in very premature babies to help prevent brain injury.
Quick facts
| Grant type | R01 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | Washington University NIH-funded |
| Lab location | 1 site (Saint Louis, United States) |
| Project ID | NIH-11293308 on NIH RePORTER |
What this research studies
This project studies human prenatal brain tissue from the second trimester to map blood vessel formation and immune cell activity in the germinal matrix, a region prone to bleeding in preemies. Scientists use microscopic imaging, ultrastructural analysis, cell sorting, and single-cell gene profiling to identify which cells and molecular signals make vessels fragile. They focus on clusters of migrating young neurons and the nearby endothelial and immune cells to find vulnerable spots that could trigger hemorrhage. The team aims to build a detailed cellular and molecular map that could point to targets for future prevention or treatment.
Who could benefit from this research
Good fit: People most directly connected would be parents of babies born around 21–30 weeks gestation or pregnant people at high risk of very preterm delivery who might participate in related clinical studies or specimen-donation efforts.
Not a fit: Full-term infants or people with brain problems unrelated to germinal matrix hemorrhage are unlikely to get direct benefit from this specific project.
Why it matters
Potential benefit: If successful, this work could identify ways to prevent or reduce brain bleeding in extremely premature infants and lower the risk of cerebral palsy and other long-term developmental problems.
How similar studies have performed: Prior anatomical and single-cell studies have mapped developing brain cells and vessels, but directly linking vascular fragility and inflammation to germinal matrix hemorrhage is relatively new and still early in translating to treatments.
Where this research is happening
Saint Louis, United States
- Washington University — Saint Louis, United States (Active)
Researchers
- Principal investigator: Huang, Eric J — Washington University
- Study coordinator: Huang, Eric J
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.