Evidence map›Paper›PMID 16284254›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2005

Regulation of endothelial nitric oxide synthase by small RNA.

Ming-Xiang Zhang, Hesheng Ou, Ying H Shen, Jing Wang, Jian Wang, Joseph Coselli, Xing Li Wang

Open access · greenAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2005. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 57 papers.

0numbers the graph read from it
0cells of the map it votes in
57citing papers in PubMed
4.7field-weighted citation impact, top 4% 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

57 citing papers in PubMed, 153 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 3 institutions in 2 countries.

Ming-Xiang ZhangDivision of Cardiothoracic Surgery, Michael E. DeBakey Department of Surgery, Baylor College of Medicine, Houston, TX 77030, USA.
Hesheng Ou
Ying H Shen
Jing Wang
Jian Wang
Joseph Coselli
Xing Li Wang
Baylor College of Medicine · USSt. Luke's Episcopal Hospital · USUniversity of London · GB

Funding

NO, Genotype Dependent &Environment Specific RegulationR01HL066053 · NHLBI · SOUTHWEST FOUNDATION FOR BIOMEDICAL RES · PI WANG, XING LI L · 2001 to 2004
$1.5M
NHLBI NIH HHS R01 HL 066053NHLBI NIH HHS R01 HL066053NHLBI NIH HHS R01 HL066053-04
6 · The paper itself

Abstract

Repeats (27-nt) in intron 4 have been shown to play a cis-acting role in endothelial nitric oxide synthase (eNOS) promoter activity. We hypothesize that the 27-nt repeats could be the source of small nuclear RNA specifically regulating eNOS expression. In this study, we used synthesized 27-nt RNA duplex and found that the eNOS gene transcriptional efficiency was reduced 63% (0.047 +/- 0.009 vs. 0.126 +/- 0.015, P < 0.01) by nuclear run-on assay. In endothelial cells transfected with the 27-nt small RNA duplex, we found that the eNOS mRNA and protein levels were decreased by >64% (P < 0.01). Conversely, a randomly selected 27-nt from luciferase gene had no effect on the eNOS expression. Furthermore, this eNOS silencing effect appeared to be reversible under the stimulation of vascular endothelial growth factor (10 ng/ml), which is known to up-regulate eNOS expression. Using in situ hybridization and Northern blotting, we observed the presence of endogenous eNOS intron 4-derived 27-nt small RNA, which was confined to the nucleus. In summary, we demonstrated that intron-based microRNAs in eNOS can induce significant gene specific transcriptional suppression, which could be an effective negative feedback regulator for gene expression.

Indexed as

Cells, CulturedEndothelium, VascularGene ExpressionHumansIntronsNitric Oxide Synthase Type IIIRNA, Small InterferingTransfectionVascular Endothelial Growth Factor ANitric Oxide Synthase Type IIIRNA, Small InterferingVascular Endothelial Growth Factor A

Identifiers

PMID16284254
PMCPMC1287968
OpenAlexW2108923962

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.