Evidence map›Paper›PMID 24347828›Full record

ArticleMediators of inflammation2013

Poly (ADP-ribose) polymerase mediates diabetes-induced retinal neuropathy.

Ghulam Mohammad, Mohammad Mairaj Siddiquei, Ahmed M Abu El-Asrar

Open access · goldAbstract read
In one paragraph

Article in Mediators of inflammation, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
4.3field-weighted citation impact, top 7% 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

19 citing papers in PubMed, 41 citations in OpenAlex.

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  19. Novel pharmacotherapies in diabetic retinopathy.Middle East African journal of ophthalmology
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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.

Ghulam MohammadDepartment of Ophthalmology, College of Medicine, King Saud University, P.O. Box 245, Riyadh 11411, Saudi Arabia.
Mohammad Mairaj SiddiqueiDepartment of Ophthalmology, College of Medicine, King Saud University, P.O. Box 245, Riyadh 11411, Saudi Arabia.
Ahmed M Abu El-AsrarDepartment of Ophthalmology, College of Medicine, King Saud University, P.O. Box 245, Riyadh 11411, Saudi Arabia.
King Saud University · SA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Retinal neuropathy is an early event in the development of diabetic retinopathy. One of the potential enzymes that are activated by oxidative stress in the diabetic retina is poly (ADP-ribose) polymerase (PARP). We investigated the effect of the PARP inhibitor 1,5-isoquinolinediol on the expression of the neurodegeneration mediators and markers in the retinas of diabetic rats. After two weeks of streptozotocin-induced diabetes, rats were treated with 1,5-isoquinolinediol (3 mg/kg/day). After 4 weeks of diabetes, the retinas were harvested and the levels of reactive oxygen species (ROS) were determined fluorometrically and the expressions of PARP, phosporylated-ERK1/2, BDNF, synaptophysin, glutamine synthetase (GS), and caspase-3 were determined by Western blot analysis. Retinal levels of ROS, PARP-1/2, phosphorylated ERK1/2, and cleaved caspase-3 were significantly increased, whereas the expressions of BDNF synaptophysin and GS were significantly decreased in the retinas of diabetic rats, compared to nondiabetic rats. Administration of 1,5-isoquinolinediol did not affect the metabolic status of the diabetic rats, but it significantly attenuated diabetes-induced upregulation of PARP, ROS, ERK1/2 phosphorylation, and cleaved caspase-3 and downregulation of BDNF, synaptophysin, and GS. These findings suggest a beneficial effect of the PARP inhibitor in increasing neurotrophic support and ameliorating early retinal neuropathy induced by diabetes.

Indexed as

AcetophenonesAnimalsBrain-Derived Neurotrophic FactorDiabetes Mellitus, ExperimentalDiabetic NeuropathiesExtracellular Signal-Regulated MAP KinasesGlutamate-Ammonia LigaseIsoquinolinesMalePoly(ADP-ribose) Polymerase InhibitorsPoly(ADP-ribose) PolymerasesQuinolinesRatsRats, Sprague-DawleyReactive Oxygen SpeciesStreptozocin1,5-dihydroxyisoquinolineAcetophenonesacetovanilloneBrain-Derived Neurotrophic FactorExtracellular Signal-Regulated MAP KinasesGlutamate-Ammonia LigaseIsoquinolinesPoly(ADP-ribose) Polymerase InhibitorsPoly(ADP-ribose) PolymerasesQuinolinesReactive Oxygen SpeciesStreptozocin

Identifiers

PMID24347828
PMCPMC3857786
OpenAlexW2002743374

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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.