N. elongata Produces Type IV Pili That Mediate Interspecies Gene Transfer with N. gonorrhoeae
2011

N. elongata and Its Role in Gene Transfer with N. gonorrhoeae

publication Evidence: moderate

Author Information

Author(s): Dustin L. Higashi, Nicolas Biais, Nathan J. Weyand, Al Agellon, Jennifer L. Sisko, Lewis M. Brown, Magdalene So

Primary Institution: University of Arizona

Hypothesis

The fimbriae of N. elongata are Type IV pili (Tfp), and that Tfp functions in genetic competence.

Conclusion

Tfp functional for genetic competence is a trait of a commensal member of the Neisseria genus, providing a mechanism for horizontal gene transfer.

Supporting Evidence

  • N. elongata produces Type IV pili that enhance its genetic competence.
  • Tfp allows N. elongata to make contact with N. gonorrhoeae and mediate gene transfer.
  • N. elongata can be transformed to antibiotic resistance at significantly higher rates when using Tfp.

Takeaway

N. elongata can share genes with N. gonorrhoeae using special structures called Type IV pili, which help them connect and exchange DNA.

Methodology

The study involved testing the genetic transformation capabilities of N. elongata and its interaction with N. gonorrhoeae through co-culture experiments.

Digital Object Identifier (DOI)

10.1371/journal.pone.0021373

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