Evidence map›Paper›PMID 11157924›Full record

ArticleJournal of bacteriology2001

A novel serotype-specific gene cassette (gltA-gltB) is required for expression of teichoic acid-associated surface antigens in Listeria monocytogenes of serotype 4b.

X H Lei, F Fiedler, Z Lan, S Kathariou

Open access · greenAbstract read
In one paragraph

Article in Journal of bacteriology, 2001. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 36 papers.

0numbers the graph read from it
0cells of the map it votes in
36citing papers in PubMed
3.7field-weighted citation impact, top 8% of its field
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

36 citing papers in PubMed, 60 citations in OpenAlex.

  1. Article
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  4. Hypervirulent clonal complex (CC) ofFrontiers in microbiology · 2024
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  8. Review
  9. Whole Genome Sequence Analysis of Phage-ResistantPathogens (Basel, Switzerland) · 2021
    Article
  10. Article
  11. Article
  12. Article
  13. Article
  14. Article
  15. TheFrontiers in microbiology · 2018
    Article
  16. Article
  17. Article
  18. The sweet tooth of bacteria: common themes in bacterial glycoconjugates.Microbiology and molecular biology reviews : MMBR · 2014
    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

4 authors at 2 institutions in 2 countries.

X H LeiDepartment of Microbiology, University of Hawaii, Honolulu, Hawaii 96822, USA.
F Fiedler
Z Lan
S Kathariou
University of Hawaii System · USLudwig-Maximilians-Universität München · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Listeria monocytogenes serotype 4b strains account for about 40% of sporadic cases and many epidemics of listeriosis. Mutations in a chromosomal locus resulted in loss of reactivity with all three monoclonal antibodies (MAbs) which were specific to serotype 4b and the closely related serotypes 4d and 4e. Here we show that this locus contains a serotype 4b-4d-4e-specific gene cassette (3,071 bp) which consists of two genes, gltA and gltB, and is flanked by palindromic sequences (51 and 44 nucleotides). Complete loss of reactivity with the three serotype-specific MAbs resulted from insertional inactivation of either gltA or gltB. The gltA and gltB mutants were characterized by loss and severe reduction, respectively, of glucose in the teichoic acid, whereas galactose, the other serotype-specific sugar substituent in the teichoic acid, was not affected. Within L. monocytogenes, only strains of serotypes 4b, 4d, and 4e harbored the gltA-gltB cassette, whereas coding sequences on either side of the cassette were conserved among all serotypes. Comparative genomic analysis of a serotype 1/2b strain showed that the 3,071-bp gltA-gltB cassette was replaced by a much shorter (528-bp) and unrelated region, flanked by inverted repeats similar to their counterparts in serotype 4b. These findings indicate that in the evolution of different serotypes of L. monocytogenes, this site in the genome has become occupied by serotype-specific sequences which, in the case of serotype 4b, are essential for expression of serotype-specific surface antigens and presence of glucose substituents in the teichoic acids in the cell wall.

Indexed as

Genes, BacterialAmino Acid SequenceAntibodies, BacterialAntibodies, MonoclonalAntigens, BacterialAntigens, SurfaceBacterial ProteinsGlycosylationListeria monocytogenesMolecular Sequence DataMutagenesis, InsertionalOpen Reading FramesPhenotypeSequence Homology, Amino AcidSerotypingTeichoic AcidsAntibodies, BacterialAntibodies, MonoclonalAntigens, BacterialAntigens, SurfaceBacterial ProteinsGltA protein, Listeria monocytogenesGltB protein, Listeria monocytogenesTeichoic Acids

Identifiers

PMID11157924
PMCPMC94985
OpenAlexW2030979261

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.