Evidence map›Paper›PMID 32998723›Full record

ArticleBMC bioinformatics2020

Cell cycle control and environmental response by second messengers in Caulobacter crescentus.

Chunrui Xu, Bronson R Weston, John J Tyson, Yang Cao

Open access · goldAbstract read
In one paragraph

Article in BMC bioinformatics, 2020. 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
1.8field-weighted citation impact, top 14% 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, 15 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

4 authors at 1 institution in 1 country.

Chunrui XuGenetics, Bioinformatics, and Computational Biology, Virginia Tech, Blacksburg, 24061, VA, USA.
Bronson R WestonGenetics, Bioinformatics, and Computational Biology, Virginia Tech, Blacksburg, 24061, VA, USA.
John J TysonDepartment of Biological Sciences, Virginia Tech, Blacksburg, 24061, VA, USA.
Yang CaoDepartment of Computer Science, Virginia Tech, Blacksburg, 24061, VA, USA. ycao@cs.vt.edu.
Virginia Tech · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundSecond messengers, c-di-GMP and (p)ppGpp, are vital regulatory molecules in bacteria, influencing cellular processes such as biofilm formation, transcription, virulence, quorum sensing, and proliferation. While c-di-GMP and (p)ppGpp are both synthesized from GTP molecules, they play antagonistic roles in regulating the cell cycle. In C. crescentus, c-di-GMP works as a major regulator of pole morphogenesis and cell development. It inhibits cell motility and promotes S-phase entry by inhibiting the activity of the master regulator, CtrA. Intracellular (p)ppGpp accumulates under starvation, which helps bacteria to survive under stressful conditions through regulating nucleotide levels and halting proliferation. (p)ppGpp responds to nitrogen levels through RelA-SpoT homolog enzymes, detecting glutamine concentration using a nitrogen phosphotransferase system (PTS

resultsWe propose a mathematical model for the dynamics of c-di-GMP and (p)ppGpp in C. crescentus and analyze how the guanine nucleotide-based second messenger system responds to certain environmental changes communicated through the PTS

conclusionsIn this work, we integrate current knowledge and experimental observations from the literature to formulate a novel mathematical model. We analyze the model and demonstrate how the PTS

Indexed as

Models, TheoreticalSecond Messenger SystemsCaulobacter crescentusCell Cycle CheckpointsCyclic GMPNitrogenPhosphotransferasesbis(3',5')-cyclic diguanylic acidCyclic GMPNitrogenPhosphotransferasesCaulobacter crescentusc-di-GMPCell cycleNitrogen starvation(p)ppGpp

Identifiers

PMID32998723
PMCPMC7526171
OpenAlexW3091028401

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.