Evidence map›Paper›PMID 12003932›Full record

ArticleJournal of bacteriology2002

Characterization of the HspR-mediated stress response in Helicobacter pylori.

Gunther Spohn, Isabel Delany, Rino Rappuoli, Vincenzo Scarlato

Open access · greenAbstract read
In one paragraph

Article in Journal of bacteriology, 2002. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
2.9field-weighted citation impact, top 9% 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

17 citing papers in PubMed, 30 citations in OpenAlex.

  1. Insights into the Orchestration of Gene Transcription Regulators inInternational journal of molecular sciences · 2022
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  2. TheMicroorganisms · 2020
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  3. Article
  4. Microorganisms · 2019
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  5. Role of a Stem-Loop Structure inInfection and immunity · 2019
    Article
  6. Review
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  8. Article
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  12. 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 1 institution in 1 country.

Gunther SpohnDepartment of Molecular Biology, IRIS, Chiron S.p.A., 53100 Siena, Italy.
Isabel Delany
Rino Rappuoli
Vincenzo Scarlato
University of Bologna · IT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The major heat shock genes of Helicobacter pylori are regulated by the HspR repressor. In the present study we characterize the transcriptional response of the three known HspR-dependent promoters P(cbp), P(gro), and P(hrc) to different environmental stresses. A temperature shift from 37 to 42 degrees C causes a typical heat shock response at all three promoters characterized by an immediate and strong induction phase of transcription and a subsequent adaptation phase, which is specific for each promoter and whose onset is determined partially by the half-lives of the respective mRNAs. Exposure to high osmolarity induces a similar response on the P(gro) and P(cbp) promoters while no such response is detectable at the P(hrc) promoter. Puromycin treatment induces transcription from all three HspR-dependent promoters, indicating that different environmental stresses are intracellularly sensed by the regulatory machinery through the accumulation of nonnative proteins. The implications of these data for the regulatory network controlling the heat shock response in H. pylori are discussed.

Indexed as

Bacterial ProteinsHeat-Shock ProteinsHelicobacter pyloriHot TemperatureOsmotic PressurePromoter Regions, GeneticPuromycinRepressor ProteinsTranscription, GeneticBacterial ProteinsHeat-Shock ProteinsHspR protein, bacteriaPuromycinRepressor Proteins

Identifiers

PMID12003932
PMCPMC135076
OpenAlexW2089104565

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.