Evidence map›Paper›PMID 12499163›Full record

ArticleAntimicrobial agents and chemotherapy2003

Integration of a transposon Tn1-encoded inhibitor-resistant beta-lactamase gene, bla(TEM-67) from Proteus mirabilis, into the Escherichia coli chromosome.

Thierry Naas, Marie Zerbib, Delphine Girlich, Patrice Nordmann

Abstract read
In one paragraph

Article in Antimicrobial agents and chemotherapy, 2003. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed
0.5field-weighted citation impact, top 44% 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

14 citing papers in PubMed, 29 citations in OpenAlex.

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  5. The biogenesis of β-lactamase enzymes.Microbiology (Reading, England) · 2022
    Review
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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

4 authors at 3 institutions in 1 country.

Thierry NaasService de Bactériologie-Virologie, Hôpital de Bicêtre, Assistance Publique-Hôpitaux de Paris, Faculté de Médecine Paris-Sud, 94275 Le Kremlin-Bicêtre, France. thierry.naas@bct.ap-hop-paris.fr
Marie Zerbib
Delphine Girlich
Patrice Nordmann
Bicêtre Hospital · FRAssistance Publique – Hôpitaux de Paris · FRHôpital Foch · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Proteus mirabilis NEL-1 was isolated from a urine sample of a patient hospitalized in a long-term care facility. Strain NEL-1 produced a beta-lactamase with a pI of 5.2 conferring resistance to amoxicillin and amoxicillin-clavulanic acid. Sequencing of a PCR amplicon by using TEM-specific primers revealed a novel bla(TEM) gene, bla(TEM-67). TEM-67 was an IRT-1-like TEM derivative related to TEM-65 (Lys39, Cys244) with an additional Leu21Ile amino acid substitution in the leader peptide. The biochemical properties of TEM-67 were equivalent to those described for TEM-65. Analysis of sequences surrounding bla(TEM-67) revealed that it was located on a transposon, Tn1, which itself was located on a 48-kb non-self-transferable plasmid, pANG-1. Electroporation of plasmid pANG-1 into Escherichia coli DH10B resulted in the integration of bla(TEM-67) into the chromosome, whereas it remained episomal in the P. mirabilis CIP103181 reference strain. Further characterization of pANG-1 revealed the presence of two identical sequences on both sides of Tn1 that contained an IS26 insertion sequence followed by a novel colicin gene, colZ, which had 20% amino acid identity with other colicin genes. The characterization of this novel TEM derivative provides further evidence for the large diversity of plasmid-encoded beta-lactamases produced in P. mirabilis and for their spread to other enterobacterial species through transposable-element-mediated events.

Indexed as

AgedAged, 80 and overAmino Acid Sequencebeta-LactamasesDNA Transposable ElementsDrug Resistance, BacterialElectrophoresis, Gel, Pulsed-FieldEscherichia coliFemaleHumansPlasmidsProteus mirabilisbeta-LactamasesDNA Transposable Elements

Identifiers

PMID12499163
PMCPMC148959
OpenAlexW2039646376

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.