Genetic diversity of Streptococcus suis isolates as determined by comparative genome hybridization
2011

Genetic Diversity of Streptococcus suis Isolates

Sample size: 55 publication Evidence: high

Author Information

Author(s): de Greeff Astrid, Wisselink Henk J, de Bree Freddy M, Schultsz Constance, Baums Christoph G, Thi Hoa Ngo, Stockhofe-Zurwieden Norbert, Smith Hilde E

Primary Institution: Central Veterinary Institute of Wageningen UR

Hypothesis

The study investigates the correlation between gene content, serotype, phenotype, and virulence among Streptococcus suis strains.

Conclusion

Comparative Genome Hybridization (CGH) is an effective method for studying the genetic diversity and virulence traits of Streptococcus suis isolates.

Supporting Evidence

  • Cluster A isolates were correlated with virulence and contained all 25 putative virulence-associated genes.
  • Cluster B isolates lacked one or more putative virulence genes.
  • Genetic similarity was observed between serotype 7 and serotype 2 isolates.

Takeaway

Scientists looked at different types of bacteria that can make pigs sick and found out how they are similar or different based on their genes.

Methodology

The study used Comparative Genome Hybridization (CGH) to analyze the genetic diversity of 55 Streptococcus suis strains.

Limitations

The study is limited to the strains analyzed and may not represent all genetic diversity of Streptococcus suis.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1471-2180-11-161

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