NFIA Haploinsufficiency and Its Effects on CNS and Urinary Tract Development
Author Information
Author(s): Lu Weining, Quintero-Rivera Fabiola, Fan Yanli, Alkuraya Fowzan S, Donovan Diana J, Xi Qiongchao, Turbe-Doan Annick, Li Qing-Gang, Campbell Craig G, Shanske Alan L, Sherr Elliott H, Ahmad Ayesha, Peters Roxana, Rilliet Benedict, Parvex Paloma, Bassuk Alexander G, Harris David J, Ferguson Heather, Kelly Chantal, Walsh Christopher A, Gronostajski Richard M, Devriendt Koenraad, Higgins Anne, Ligon Azra H, Quade Bradley J, Morton Cynthia C, Gusella James F, Maas Richard L
Primary Institution: Genetics Division, Brigham and Women's Hospital and Harvard Medical School
Hypothesis
Is NFIA haploinsufficiency associated with CNS malformation syndrome and urinary tract defects?
Conclusion
NFIA haploinsufficiency contributes to a novel human CNS malformation syndrome that can also include urinary tract defects.
Supporting Evidence
- Five individuals with similar CNS malformations and urinary tract defects were studied.
- All five individuals exhibited haploinsufficiency for the NFIA gene.
- Mouse models showed that Nfia deficiency leads to similar CNS and urinary tract defects.
- Disruption of NFIA was confirmed through genetic analysis in all five cases.
- Other genes were also disrupted but NFIA was the only common defect.
Takeaway
Some kids have problems with their brains and kidneys because they are missing a part of a gene called NFIA. This gene helps their bodies grow properly.
Methodology
The study involved genetic analysis of five individuals with CNS malformations and urinary tract defects, focusing on chromosomal rearrangements and NFIA gene disruption.
Limitations
The study does not exclude the possibility that other genetic factors may also contribute to the observed phenotypes.
Participant Demographics
Five individuals with similar CNS and urinary tract defects, including both males and females.
Digital Object Identifier (DOI)
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