Evidence map›Paper›PMID 18556784›Full record

ArticleJournal of bacteriology2008

Characterization of lipooligosaccharide-biosynthetic loci of Campylobacter jejuni reveals new lipooligosaccharide classes: evidence of mosaic organizations.

Craig T Parker, Michel Gilbert, Nobuhiro Yuki, Hubert P Endtz, Robert E Mandrell

Abstract read
In one paragraph

Article in Journal of bacteriology, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 58 papers.

0numbers the graph read from it
0cells of the map it votes in
58citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

58 citing papers in PubMed.

  1. Virulence and Antimicrobial Resistance inAntibiotics (Basel, Switzerland) · 2026
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  8. Zoonotic Transmission ofFrontiers in microbiology · 2022
    Article
  9. Article
  10. Article
  11. Review
  12. Article
  13. Review
  14. Article
  15. Article
  16. Differential Distribution of theMicroorganisms · 2020
    Article
  17. RevisitingFrontiers in cellular and infection microbiology · 2020
    Review
  18. Review
  19. Article
  20. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors.

Craig T ParkerUS. Department of Agriculture, Agricultural Research Service, Produce Safety and Microbiology Unit, 800 Buchanan Street, Albany, CA 94710, USA. parker@pw.usda.gov
Michel Gilbert
Nobuhiro Yuki
Hubert P Endtz
Robert E Mandrell

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The lipooligosaccharide (LOS) biosynthesis region is one of the more variable genomic regions between strains of Campylobacter jejuni. Indeed, eight classes of LOS biosynthesis loci have been established previously based on gene content and organization. In this study, we characterize additional classes of LOS biosynthesis loci and analyze various mechanisms that result in changes to LOS structures. To gain further insights into the genomic diversity of C. jejuni LOS biosynthesis region, we sequenced the LOS biosynthesis loci of 15 strains that possessed gene content that was distinct from the eight classes. This analysis identified 11 new classes of LOS loci that exhibited examples of deletions and insertions of genes and cassettes of genes found in other LOS classes or capsular biosynthesis loci leading to mosaic LOS loci. The sequence analysis also revealed both missense mutations leading to "allelic" glycosyltransferases and phase-variable and non-phase-variable gene inactivation by the deletion or insertion of bases. Specifically, we demonstrated that gene inactivation is an important mechanism for altering the LOS structures of strains possessing the same class of LOS biosynthesis locus. Together, these observations suggest that LOS biosynthesis region is a hotspot for genetic exchange and variability, often leading to changes in the LOS produced.

Indexed as

Genetic VariationSyntenyCampylobacter jejuniDNA, BacterialGene DeletionGene OrderLipopolysaccharidesMetabolic Networks and PathwaysMutagenesis, InsertionalMutation, MissenseSequence Analysis, DNADNA, Bacteriallipid-linked oligosaccharidesLipopolysaccharides

Identifiers

PMID18556784
PMCPMC2519380

What OpenQuestion holds

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.