Evidence map›Paper›PMID 23335417›Full record

ArticleJournal of bacteriology2013

Novel modulators controlling entry into sporulation in Bacillus subtilis.

Sharon Garti-Levi, Ashlee Eswara, Yoav Smith, Masaya Fujita, Sigal Ben-Yehuda

Open access · bronzeAbstract read
In one paragraph

Article in Journal of bacteriology, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
1.6field-weighted citation impact, top 16% 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

12 citing papers in PubMed, 16 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

5 authors at 2 institutions in 2 countries.

Sharon Garti-LeviDepartment of Microbiology and Molecular Genetics, Institute for Medical Research Israel-Canada (IMRIC), The Hebrew University-Hadassah Medical School, The Hebrew University of Jerusalem, Jerusalem, Israel.
Ashlee Eswara
Yoav Smith
Masaya Fujita
Sigal Ben-Yehuda
Hebrew University of Jerusalem · ILUniversity of Houston · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Upon nutrient deprivation, Bacillus subtilis initiates the developmental process of sporulation by integrating environmental and extracellular signals. These signals are channeled into a phosphorelay ultimately activating the key transcriptional regulator of sporulation, Spo0A. Subsequently, phosphorylated Spo0A regulates the expression of genes required for sporulation to initiate. Here we identified a group of genes whose transcription levels are controlled by Spo0A during exponential growth. Among them, three upregulated genes, termed sivA, sivB (bslA), and sivC, encode factors found to inhibit Spo0A activation. We furthermore show that the Siv factors operate by reducing the activity of histidine kinases located at the top of the sporulation phosphorelay, thereby decreasing Spo0A phosphorylation. Thus, we demonstrate the existence of modulators, positively controlled by Spo0A, which inhibit inappropriate entry into the costly process of sporulation, when conditions are favorable for exponential growth.

Indexed as

Gene Expression Regulation, BacterialBacillus subtilisBacterial ProteinsGene Expression ProfilingHistidine KinaseProtein KinasesSignal TransductionSpores, BacterialTranscription FactorsTranscription, GeneticBacterial ProteinsHistidine KinaseProtein KinasesSpo0A protein, Bacillus subtilisTranscription Factors

Identifiers

PMID23335417
PMCPMC3624523
OpenAlexW2000132598

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.