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Forkhead box H1 (FOXH1) sequence variants in ventricular septal defect.
International Journal of Cardiology
|June 16, 2009
Summary
Genetic analysis of the FOXH1 gene revealed a pathogenic mutation in Chinese patients with ventricular septal defect (VSD). This finding suggests FOXH1 plays a role in VSD development.
Area of Science:
- Genetics
- Cardiology
- Developmental Biology
Background:
- Ventricular septal defect (VSD) is a common congenital heart defect.
- The genetic underpinnings of VSD are not fully understood.
- FOXH1 is a transcription factor implicated in embryonic development.
Purpose of the Study:
- To investigate the potential genetic contribution of the FOXH1 gene to the pathogenesis of VSD.
- To identify mutations in the FOXH1 gene in a Chinese cohort of VSD patients.
Main Methods:
- Direct sequencing was employed to analyze the FOXH1 gene.
- The study included 301 Chinese patients diagnosed with VSD.
- A control group of 111 Chinese patients with other congenital heart defects was also analyzed.
Main Results:
- Four variants were identified within the FOXH1 gene among patients with isolated VSD.
- One pathogenic mutation, c.659_660ins.C, was discovered in the FOXH1 gene.
- No pathogenic mutations were reported in the control group.
Conclusions:
- The FOXH1 gene may play a role in the etiology of VSD.
- The identified pathogenic mutation warrants further investigation into its functional impact.
- This study contributes to understanding the genetic landscape of VSD.
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