Evidence map›Paper›PMID 22876112›Full record

ArticleMolecular vision2012

Smad7 siRNA inhibit expression of extracellular matrix in trabecular meshwork cells treated with TGF-β2.

Ying Su, Chen-Yuan C Yang, Zhongrui Li, Feng Xu, Lei Zhang, Feng Wang, Shiguang Zhao

Open access · greenAbstract read
In one paragraph

Article in Molecular vision, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
1.3field-weighted citation impact, top 18% 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

9 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

7 authors at 1 institution in 1 country.

Ying SuDepartment of Ophthalmology, First Clinical College of Harbin Medical University, Harbin, China.
Chen-Yuan C Yang
Zhongrui Li
Feng Xu
Lei Zhang
Feng Wang
Shiguang Zhao
Harbin Medical University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeExtracellular matrix (ECM) deposits lead to elevated resistance of aqueous humor outflow which play an important role in the development of primary open angle glaucoma (POAG). The TGF-β2 (transforming growth factor β)/Smad (signaling mathers against decapentaplegic) pathway is known to regulate the ECM deposits. In this study, we determined the effect of Smad7 siRNA transfection in inhibiting the expression of ECM components.

methodsPlasmid containing Smad7 siRNA was used to transfect cultured human trabecular meshwork cells (HTM). Protein expression of Smad7, fibronectin, and laminin was determined using western blot.

resultsDownregulation of Smad7 interrupts the effects of TGF-β2 on the expression of several ECM components. Smad7 siRNA can partially decrease the expression of Smad7, fibronectin, and laminin.

conclusionsSmad7 plays an important role in regulating the ECM protein in the aqueous outflow pathway.

Indexed as

Cells, CulturedExtracellular MatrixFibronectinsGene Expression RegulationHumansLamininRNA, Small InterferingSignal TransductionSmad7 ProteinTrabecular MeshworkTransfectionTransforming Growth Factor betaFibronectinsLamininRNA, Small InterferingSmad7 ProteinSMAD7 protein, humanTransforming Growth Factor beta

Identifiers

PMID22876112
PMCPMC3413437
OpenAlexW2133401139

What OpenQuestion holds

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LicenceCC BY
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Registered trials

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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.