Evidence map›Paper›PMID 22438905›Full record

ArticlePloS one2012

Bleomycin sensitivity in Escherichia coli is medium-dependent.

Tao Xu, William Brown, Martin G Marinus

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
0.3field-weighted citation impact, top 41% 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

5 citing papers in PubMed, 14 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

3 authors at 1 institution in 1 country.

Tao XuDepartment of Biochemistry and Molecular Pharmacology, University of Massachusetts Medical School, Worcester, Massachusetts, United States of America.
William Brown
Martin G Marinus
University of Massachusetts Chan Medical School · US

Funding

NIGMS NIH HHS R01 GM0637900-08
6 · The paper itself

Abstract

Bleomycin (BLM) is a glycopeptide antibiotic and anti-tumor agent that targets primarily the furanose rings of DNA and in the presence of ferrous ions produces oxidative damage and DNA strand breaks. Escherichia coli cells growing in broth medium and exposed to low concentrations of BLM contain double-strand breaks and require homologous recombination to survive. To a lesser extent, the cells also require the abasic (AP) endonucleases associated with base excision repair, presumably to repair oxidative damage. As expected, there is strong induction of the SOS system in treated cells. In contrast, E. coli cells growing in glucose or glycerol minimal medium are resistant to the lethal action of BLM and do not require either homologous recombination functions or AP-endonucleases for survival. DNA ligase activity, however, is needed for cells growing in minimal medium to resist the lethal effects of BLM. There is weak SOS induction in such treated cells.

Indexed as

Antibiotics, AntineoplasticBacterial ProteinsBleomycinCulture MediaDNA-(Apurinic or Apyrimidinic Site) LyaseDNA, BacterialDNA Breaks, Double-StrandedDNA LigasesDNA Restriction EnzymesDrug Resistance, BacterialEscherichia coli K12Escherichia coli ProteinsGenes, BacterialMutationOligonucleotide Array Sequence AnalysisRecombinational DNA RepairAntibiotics, AntineoplasticBacterial ProteinsBleomycinCulture MediaDNA-(Apurinic or Apyrimidinic Site) LyaseDNA, BacterialDNA LigasesDNA Restriction EnzymesEscherichia coli ProteinsRecG protein, E coliRecN protein, BacteriaRNA, Bacterial

Identifiers

PMID22438905
PMCPMC3305319
OpenAlexW2112866943

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.