Understanding how the heart's potassium channel is regulated by gene processing
Post-transcriptional regulation of Kv11.1 (hERG) channel expression by alternative splicing and polyadenylation
This study is looking at how a specific gene in the heart works and changes, which could help us understand heart rhythm problems like long QT syndrome, so that patients can get better treatments in the future.
Quick facts
| Grant type | R01 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | Oregon Health & Science University NIH-funded |
| Lab location | 1 site (Portland, United States) |
| Project ID | NIH-11094866 on NIH RePORTER |
What this research studies
This research investigates the mechanisms by which the KCNH2 gene, responsible for producing a critical potassium channel in the heart, is regulated through processes called alternative splicing and polyadenylation. By examining different mRNA isoforms generated from this gene, the research aims to uncover how these processes affect the function of the Kv11.1 channel, which is essential for maintaining a normal heart rhythm. The study will involve molecular biology techniques to analyze the expression of these isoforms and their impact on cardiac action potentials, particularly in relation to conditions like long QT syndrome. Patients may benefit from insights gained into how disruptions in these processes can lead to heart rhythm disorders.
Who could benefit from this research
Good fit: Ideal candidates for participation or benefit from this research include individuals with a history of cardiac arrhythmias or long QT syndrome.
Not a fit: Patients without any cardiac conditions or those who do not have a family history of arrhythmias may not receive benefit from this research.
Why it matters
Potential benefit: If successful, this research could lead to improved understanding and treatment options for patients with long QT syndrome and other cardiac arrhythmias.
How similar studies have performed: Previous research has shown that understanding the regulation of ion channels through alternative splicing can lead to significant advancements in treating cardiac conditions, suggesting this approach has potential for success.
Where this research is happening
Portland, United States
- Oregon Health & Science University — Portland, United States (Active)
Researchers
- Principal investigator: Zhou, Zhengfeng — Oregon Health & Science University
- Study coordinator: Zhou, Zhengfeng
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.