Functional Characterization of a Lipoprotein-Encoding Operon in Campylobacter jejuni
2011

Understanding a Lipoprotein-Encoding Operon in Campylobacter jejuni

Sample size: 15 publication 10 minutes Evidence: moderate

Author Information

Author(s): Oakland Mayumi, Jeon Byeonghwa, Sahin Orhan, Shen Zhangqi, Zhang Qijing

Primary Institution: Iowa State University

Hypothesis

The study investigates the function and regulation of the cj0089-cj0090-cj0091 operon in Campylobacter jejuni.

Conclusion

The lipoprotein operon is regulated by CmeR and Cj0091 plays a significant role in the adherence and colonization of Campylobacter in chickens.

Supporting Evidence

  • Cj0091 was found to be essential for adherence to human intestinal cells.
  • The Cj0091 mutant showed significantly reduced colonization in chickens.
  • CmeR directly regulates the expression of the lipoprotein operon.

Takeaway

Researchers studied a group of proteins in a bacteria that helps it stick to chickens, which is important for its survival.

Methodology

The study involved in vitro and in vivo experiments, including immunoblotting, RT-PCR, and adhesion assays.

Participant Demographics

Chickens were used as the primary model organism for in vivo studies.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0020084

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