Evidence map›Paper›PMID 25902940›Full record

ArticleBMC genetics2015

Regulatory networks in retinal ischemia-reperfusion injury.

Kalina Andreeva, Maha M Soliman, Nigel G F Cooper

Open access · diamondAbstract read
In one paragraph

Article in BMC genetics, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
0.8field-weighted citation impact, top 29% 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

7 citing papers in PubMed, 11 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.

Kalina AndreevaDepartment of Anatomical Science and Neurobiology, University of Louisville, School of Medicine, 500 S. Preston Street, Louisville, KY, 40292, USA. k0andr02@louisville.edu.
Maha M SolimanDepartment of Anatomical Science and Neurobiology, University of Louisville, School of Medicine, 500 S. Preston Street, Louisville, KY, 40292, USA. mmsoli02@exchange.louisville.edu.
Nigel G F CooperDepartment of Anatomical Science and Neurobiology, University of Louisville, School of Medicine, 500 S. Preston Street, Louisville, KY, 40292, USA. nigelcooper@louisville.edu.
University of Louisville · US

Funding

WKU Lead Faculty AwardP20GM103436 · NIGMS · UNIVERSITY OF LOUISVILLE · PI ERIC C ROUCHKA · 2012 to 2026
$60.1M
The Role of CaMKII in Cell Death and Survival Responses of Retinal Ganglion CellsR01EY017594 · NEI · UNIVERSITY OF LOUISVILLE · PI COOPER, NIGEL G.F. · 2008 to 2011
$1.4M
NEI NIH HHS R01 EY017594NEI NIH HHS R01EY017594NIGMS NIH HHS P20 GM103436NIGMS NIH HHS P20GM103436
6 · The paper itself

Abstract

backgroundRetinal function is ordered by interactions between transcriptional and posttranscriptional regulators at the molecular level. These regulators include transcription factors (TFs) and posttranscriptional factors such as microRNAs (miRs). Some studies propose that miRs predominantly target the TFs rather than other types of protein coding genes and such studies suggest a possible interconnection of these two regulators in co-regulatory networks.

resultsOur lab has generated mRNA and miRNA microarray expression data to investigate time-dependent changes in gene expression, following induction of ischemia-reperfusion (IR) injury in the rat retina. Data from different reperfusion time points following retinal IR-injury were analyzed. Paired expression data for miRNA-target gene (TG), TF-TG, miRNA-TF were used to identify regulatory loop motifs whose expressions were altered by the IR injury paradigm. These loops were subsequently integrated into larger regulatory networks and biological functions were assayed. Systematic analyses of the networks have provided new insights into retinal gene regulation in the early and late periods of IR. We found both overlapping and unique patterns of molecular expression at the two time points. These patterns can be defined by their characteristic molecular motifs as well as their associated biological processes. We highlighted the regulatory elements of miRs and TFs associated with biological processes in the early and late phases of ischemia-reperfusion injury.

conclusionsThe etiology of retinal ischemia-reperfusion injury is orchestrated by complex and still not well understood gene networks. This work represents the first large network analysis to integrate miRNA and mRNA expression profiles in context of retinal ischemia. It is likely that an appreciation of such regulatory networks will have prognostic potential. In addition, the computational framework described in this study can be used to construct miRNA-TF interactive systems networks for various diseases/disorders of the retina and other tissues.

Indexed as

Gene Expression RegulationGene Regulatory NetworksAnimalsApoptosisComputational BiologyDisease Models, AnimalGene Expression ProfilingGenomicsIon TransportMicroRNAsRatsReperfusion InjuryRetinal DiseasesRNA, MessengerTime FactorsTranscription FactorsMicroRNAsRNA, MessengerTranscription Factors

Identifiers

PMID25902940
PMCPMC4424502
OpenAlexW2079343445

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.