Better medicines for faulty heart calcium channels in Timothy syndrome
Next generation calcium channel modulators
New lab approaches aim to fix or block abnormal heart calcium channels that cause Timothy syndrome and dangerous long‑QT arrhythmias.
Quick facts
| Grant type | R01 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | University of Maryland Baltimore NIH-funded |
| Lab location | 1 site (Baltimore, United States) |
| Project ID | NIH-11262230 on NIH RePORTER |
What this research studies
Researchers will use CRISPR to make human stem‑cell lines that carry the exact Timothy syndrome (CACNA1C) mutations patients have. They will study how each mutation changes calcium channel behavior and the heart cell electrical activity. The team will test existing calcium‑channel drugs and new channel modulators on these patient‑like cells to see which approaches normalize electrical activity. Results are meant to guide safer, more tailored treatment choices for different mutation types.
Who could benefit from this research
Good fit: People with genetically confirmed Timothy syndrome (CACNA1C mutations) or family members willing to provide cells or medical data would be the most relevant candidates to engage with this work.
Not a fit: Patients with heart conditions or long‑QT caused by other genes or unrelated causes are unlikely to benefit directly from this project.
Why it matters
Potential benefit: Could lead to safer, more effective or personalized therapies that reduce life‑threatening arrhythmias and improve outcomes for people with Timothy syndrome.
How similar studies have performed: Prior lab and stem‑cell studies have shown partial rescue of Timothy syndrome features with some drugs and gene approaches, but effective clinical treatments remain limited and this work builds on those early findings.
Where this research is happening
Baltimore, United States
- University of Maryland Baltimore — Baltimore, United States (Active)
Researchers
- Principal investigator: Dick, Ivy E — University of Maryland Baltimore
- Study coordinator: Dick, Ivy E
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.