Sequencing and Validation of the Genome of a Campylobacter concisus Reveals Intra-Species Diversity
2011

Genome Sequencing of Campylobacter concisus Reveals Intra-Species Diversity

publication 10 minutes Evidence: moderate

Author Information

Author(s): Deshpande Nandan P., Kaakoush Nadeem O., Mitchell Hazel, Janitz Karolina, Raftery Mark J., Li Simone S., Wilkins Marc R.

Primary Institution: The University of New South Wales

Hypothesis

What are the genetic differences between Campylobacter concisus strains and how do they relate to pathogenicity?

Conclusion

The study found significant genetic differences between the Campylobacter concisus strains, suggesting adaptations that may influence their interaction with host cells.

Supporting Evidence

  • The genome of C. concisus UNSWCD was assembled with paired-end reads from a next-generation sequencer.
  • 1593 genes were conserved across UNSWCD and the reference strain BAA-1457.
  • 138 genes were unique to UNSWCD, indicating significant genetic diversity.
  • Proteomic analysis confirmed the expression of 217 previously hypothetical proteins.

Takeaway

Scientists looked at the DNA of a germ called Campylobacter concisus and found that different versions of it can act very differently in our bodies.

Methodology

The genome was sequenced using next-generation sequencing technologies, and various bioinformatics tools were used for assembly and analysis.

Limitations

The study primarily focused on one strain and may not represent the full diversity of Campylobacter concisus.

Digital Object Identifier (DOI)

10.1371/journal.pone.0022170

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