Understanding genetic factors in Alport Syndrome
Official title: Association Analysis Between Variants of COL4A3/COL4A4/COL4A5 and Alport Syndrome in the Han Chinese Population
Run by Xinhua Hospital, Shanghai Jiao Tong University School of Medicine · NCT04947813 · Data updated 2026-11-12
This study is trying to see how certain gene changes in families with Alport syndrome affect kidney problems and hearing loss.
Quick facts
| Study type | Observational |
|---|---|
| Sex | All |
| Enrollment | 8165 (estimated) |
| Sponsor | Xinhua Hospital, Shanghai Jiao Tong University School of Medicine Academic / other |
| Locations | 1 site (Shanghai) |
| Status | Recruiting |
| Started | January 1, 2021 |
| Main results expected | December 31, 2025 |
| Study ends | December 31, 2030 |
| Registry record updated | July 1, 2021 |
| Trial ID | NCT04947813 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates include individuals and families with a history of renal hematuria, regardless of age or sex.
✕Probably not a fit
Patients with other primary or secondary kidney diseases, such as polycystic kidney disease or lupus nephritis, may not benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This observational study focuses on Alport syndrome, a genetic disorder caused by mutations in specific collagen genes. It aims to enroll families and patients with a history of renal hematuria across 27 hospitals in the Huadong region of China. Using next-generation sequencing, the study will analyze the relationship between genetic variants in the COL4A3, COL4A4, and COL4A5 genes and various clinical outcomes, such as kidney disease progression and hearing loss. The goal is to better understand how these genetic factors influence the disease's phenotype.
Why it matters
Potential benefit: If successful, this study could lead to improved genetic screening and management strategies for patients with Alport syndrome.
How similar studies have gone: Other studies have shown success in understanding genotype-phenotype correlations in genetic disorders, making this approach promising.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: 1. Age: up to 99 Years (Child, Adult, Older Adult) 2. Sex: All; 3. Families and patients with a history of renal hematuria; 4. Those who signed the informed consent. Exclusion Criteria: 1. Polycystic kidney disease, hypertensive nephropathy, etc.; 2. Kidney biopsy is diagnosed as other primary/secondary kidney disease without type IV collagen-related kidney disease, including IgA nephropathy, membranous nephropathy, lupus nephritis, etc. 3. Incomplete medical history or clinical data.
Where it's running
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China Xinhua Hospital, Shanghai Jiao Tong University School of Medicine.
Shanghai, China Recruiting
Similar studies
Other studies for the same condition or treatment. Recruiting studies are listed first.
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Registry for patients with Alport syndrome
This study is creating a registry for people with Alport syndrome to share their health information, which will help researchers learn more about the condition and develop new treatments.
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National Registry for Rare Kidney Diseases
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Observational study on Alport Syndrome
This study is looking at how Alport syndrome affects people over time and whether new treatments that worked in animals can help improve their health and quality of life.
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This study is testing if a new oral medication called Sparsentan can help children aged 1 to 18 with certain kidney diseases feel better and improve their condition over two years.
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NEPTUNE Match: Personalized matching of patients to kidney treatment options
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.