Development of methods for the genetic manipulation of Flavobacterium columnare
2008

Genetic Manipulation of Flavobacterium columnare

Sample size: 11 publication Evidence: moderate

Author Information

Author(s): Andrew M Staroscik, David W Hunnicutt, Kate E Archibald, David R Nelson

Primary Institution: University of Rhode Island

Hypothesis

F. columnare can be genetically manipulated using specific vectors and methods.

Conclusion

The developed conjugation protocol is a significant step towards creating genetic tools for F. columnare.

Supporting Evidence

  • Eight of eleven F. columnare strains tested were able to receive the plasmid pCP29.
  • The conjugation efficiency was 1.5 × 10-3 cefoxitin-resistant transconjugants per recipient cell.
  • Significant differences in gfp expression levels were found with p-values less than 0.0001.

Takeaway

Scientists figured out how to change the genes in a fish bacteria called F. columnare, which can help us understand how it makes fish sick.

Methodology

The study involved introducing a shuttle vector into F. columnare through conjugal mating and assessing the efficiency of plasmid uptake.

Limitations

The methods for mutagenesis were inefficient, and the use of certain antibiotics resulted in high background growth.

Statistical Information

P-Value

<0.0001

Statistical Significance

p<0.0001

Digital Object Identifier (DOI)

10.1186/1471-2180-8-115

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