Role of Genetic Variant in Asthma Susceptibility Gene ADAM33
Author Information
Author(s): Del Mastro Richard G, Turenne Laura, Giese Heidi, Keith Tim P, Van Eerdewegh Paul, May Klaus JW, Little Randall D
Primary Institution: AmberGen Incorporated
Hypothesis
Does the SNP BC+1 within the ADAM33 gene influence transcription and contribute to asthma susceptibility?
Conclusion
The study identifies a functional role for the SNP BC+1 in regulating ADAM33 gene expression, which may contribute to asthma.
Supporting Evidence
- The at-risk allele of SNP BC+1 repressed transcription of the reporter gene.
- The protective allele did not affect transcription levels.
- SNP BC+1 is located within a conserved non-coding sequence.
- Computational analysis indicated potential transcription factor binding sites affected by the SNP.
- Previous studies have linked ADAM33 to asthma susceptibility.
Takeaway
Scientists found that a specific genetic change in a gene related to asthma can affect how that gene works, which might help explain why some people get asthma.
Methodology
The study involved cloning the region around the SNP BC+1 into a model system to assess its regulatory effects on transcription.
Limitations
The in vitro model may not fully replicate the complex interactions in vivo.
Participant Demographics
Caucasian affected sib-pair families from UK and US populations.
Statistical Information
P-Value
0.0027
Statistical Significance
p = 0.0027
Digital Object Identifier (DOI)
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