Evidence map›Paper›PMID 20691098›Full record

ArticleBMC microbiology2010

Possible use of ail and foxA polymorphisms for detecting pathogenic Yersinia enterocolitica.

Ying Huang, Xin Wang, Zhigang Cui, Yuhuan Yang, Yuchun Xiao, Liuying Tang, Biao Kan, Jianguo Xu, Huaiqi Jing

Open access · goldAbstract read
In one paragraph

Article in BMC microbiology, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
0.9field-weighted citation impact, top 21% 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

7 citing papers in PubMed, 40 citations in OpenAlex.

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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

9 authors at 3 institutions in 1 country.

Ying HuangNational Institute for Communicable Disease Control and Prevention, Chinese Center for Disease Control and Prevention, State Key Laboratory for Infectious Disease Prevention and Control, 102206, Beijing, China.
Xin Wang
Zhigang Cui
Yuhuan Yang
Yuchun Xiao
Liuying Tang
Biao Kan
Jianguo Xu
Huaiqi Jing
State Key Laboratory of Infectious Disease Prevention and ControlNational Institute for Communicable Disease Control and Prevention · CNNational Institute for Viral Disease Control and Prevention · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundYersinia enterocolitica is an enteric pathogen that invades the intestinal mucosa and proliferates within the lymphoid follicles (Peyer's patches). The attachment invasion locus (ail) mediates invasion by Y. enterocolitica and confers an invasive phenotype upon non-invasive E. coli; ail is the primary virulence factor of Y. enterocolitica. The ferrioxamine receptor (foxA) located on the Y. enterocolitica chromosome, together with its transport protein, transports a siderophore specific for ferric ion. Currently, ail is the primary target gene for nucleic acid detection of pathogenic Y. enterocolitica.

resultsThe genes ail and foxA in 271 pathogenic and 27 non-pathogenic Y. enterocolitica strains isolated from China and 10 reference strains were sequenced, aligned, compared to the ail and foxA sequences of Yersinia enterocolitica subsp. enterocolitica 8081 (Genbank: NC_008800), and analyzed for sequence polymorphism. The ail from the 282 strains showed 3 sequence patterns: 277 strains of serotypes O:3, O:9 and O:5, 27 with identical nucleic acid sequences formed pattern A1; 4 strains of serotype 1B/O:8 with identical nucleic acid sequences formed pattern A2; and one Chinese isolate 2/O:9 formed pattern A3. In the primary coding region of the foxA ORF (Genebank: X60447 nt 433-1866; nt 28 to 1,461 in the ORF), the sequences formed 3 groups and were further divided into 8 sequence patterns.

conclusionThe ail and foxA loci of pathogenic Y. enterocolitica have been analyzed. The ail sequence was highly conserved among the same serotype strains from different sources; and foxA was highly conserved among the pathogenic strains, although there was some sequence diversity. Fewer strains were used from outside China, which is a limitation of the study.

Indexed as

Polymorphism, GeneticAnimalsBacterial Outer Membrane ProteinsBase SequenceCattleDogsGoatsMolecular Sequence DataPhylogenyRabbitsRatsReceptors, Cell SurfaceSequence AlignmentSwineYersinia enterocoliticaYersinia InfectionsAil protein, Yersinia enterocoliticaBacterial Outer Membrane ProteinsFoxA protein, bacteriaReceptors, Cell Surface

Identifiers

PMID20691098
PMCPMC2924855
OpenAlexW2165027784

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Registered trials

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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.