Genetic Study of Vesico-Ureteral Reflux in Dutch Families
Author Information
Author(s): Albertien M. van Eerde, Bobby P. C. Koeleman, Jiddeke M. van de Kamp, Tom P. V. M. de Jong, Cisca Wijmenga, Jacques C. Giltay
Primary Institution: University Medical Centre Utrecht
Hypothesis
What are the genetic causes of vesico-ureteral reflux (VUR) in Dutch families?
Conclusion
The study found no significant linkage to the tested genes and loci, suggesting genetic heterogeneity in VUR.
Supporting Evidence
- Eight candidate genes were completely excluded from linkage to VUR.
- The study was unable to confirm linkage for any of the reported loci.
- Moderate power to detect linkage was calculated based on the families studied.
- Genetic heterogeneity in VUR was suggested by the findings.
Takeaway
The researchers looked at genes that might cause a kidney problem called vesico-ureteral reflux but didn't find any clear links.
Methodology
DNA from four Dutch families with VUR was analyzed to test for genetic linkage to candidate genes and loci.
Potential Biases
Intra-familial and inter-familial heterogeneity may affect the results.
Limitations
The study's power to detect linkage was moderate, and some family members were classified as 'unknown' despite negative imaging results.
Participant Demographics
Four large, multi-generational Dutch families with a total of 51 samples, including 21 affected individuals.
Digital Object Identifier (DOI)
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