Construction and validation of a first-generation Bordetella bronchiseptica long-oligonucleotide microarray by transcriptional profiling the Bvg regulon
2007

Study of Bordetella bronchiseptica Gene Expression Using Microarrays

publication Evidence: high

Author Information

Author(s): Tracy L. Nicholson

Primary Institution: National Animal Disease Center, USDA, Agricultural Research Service, Ames, Iowa, USA

Hypothesis

How does the BvgAS system regulate gene expression in Bordetella bronchiseptica?

Conclusion

The study provides a comprehensive view of the BvgAS regulon in Bordetella bronchiseptica, identifying 1,668 Bvg-regulated genes.

Supporting Evidence

  • The study identified 1,668 Bvg-regulated genes, significantly expanding the known BvgAS regulon.
  • Quantitative real-time PCR provided independent verification of the microarray results.
  • The long-oligonucleotide microarray was validated by comparing gene expression profiles of two Bordetella strains.

Takeaway

Researchers created a special tool to study how a bacteria called Bordetella bronchiseptica changes its genes when it gets sick, finding many new genes that help it survive.

Methodology

A long-oligonucleotide microarray was designed and validated by comparing gene expression profiles between two strains of Bordetella bronchiseptica.

Limitations

Some Bvg-activated genes may have been missed due to the strain differences used in the analysis.

Statistical Information

P-Value

<0.1

Statistical Significance

p<0.1

Digital Object Identifier (DOI)

10.1186/1471-2164-8-220

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