How Down syndrome affects early brain growth and connections
Human cortical development and neural plasticity altered by trisomy 21
Researchers are using human stem cells to learn how Down syndrome changes the development and wiring of brain cells to help people with Down syndrome in the future.
Quick facts
| Grant type | R01 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | University of Wisconsin-Madison NIH-funded |
| Lab location | 1 site (Madison, United States) |
| Project ID | NIH-11168977 on NIH RePORTER |
What this research studies
This work grows brain-like cells from people with Down syndrome using stem cells made from donated blood or skin, so scientists can model prenatal cortex development in the lab. The team will map cell types, synapses, and molecular signals with single-cell methods and compare those maps to real prenatal tissue and 3D cell cultures. By linking specific molecular signatures to the cell and synapse changes, they aim to identify which pathways lead to fewer neurons and altered connections. The project focuses on human-derived models to point to biological targets that could guide future therapies.
Who could benefit from this research
Good fit: People with Down syndrome (or their guardians) who are willing to donate blood or skin samples for stem cell creation would be the most relevant contributors to this work.
Not a fit: Anyone seeking an immediate treatment or clinical improvement is unlikely to benefit because this is lab-based research aimed at understanding mechanisms rather than testing therapies.
Why it matters
Potential benefit: If successful, the project could reveal biological pathways that underlie intellectual disability in Down syndrome and point to new targets for treatments to improve brain development and cognitive function.
How similar studies have performed: Related studies using patient-derived stem cells and single-cell mapping have clarified mechanisms in other neurodevelopmental disorders and produced promising leads, but translating those findings into treatments has been gradual and this application to Down syndrome is still relatively new.
Where this research is happening
Madison, United States
- University of Wisconsin-Madison — Madison, United States (Active)
Researchers
- Principal investigator: Bhattacharyya, Anita — University of Wisconsin-Madison
- Study coordinator: Bhattacharyya, Anita
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.