Evidence map›Paper›PMID 23251782›Full record

ArticleScientific reports2012

Stability of miRNA 5'terminal and seed regions is correlated with experimentally observed miRNA-mediated silencing efficacy.

Naoki Hibio, Kimihiro Hino, Eigo Shimizu, Yoshiro Nagata, Kumiko Ui-Tei

Abstract read
In one paragraph

Article in Scientific reports, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 37 papers.

0numbers the graph read from it
0cells of the map it votes in
37citing papers in PubMed
–field-weighted citation impact
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

37 citing papers in PubMed.

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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

5 authors.

Naoki HibioDepartment of Computational Biology, Graduate School of Frontier Sciences, University of Tokyo , 5-1-5 Kashiwanoha, Kashiwa-shi, Chiba-ken 277-8561, Japan.
Kimihiro Hino
Eigo Shimizu
Yoshiro Nagata
Kumiko Ui-Tei

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

MicroRNAs (miRNAs) are key regulators of sequence-specific gene silencing. However, crucial factors that determine the efficacy of miRNA-mediated target gene silencing are poorly understood. Here we mathematized base-pairing stability and showed that miRNAs with an unstable 5' terminal duplex and stable seed-target duplex exhibit strong silencing activity. The results are consistent with the previous findings that an RNA strand with unstable 5' terminal in miRNA duplex easily loads onto the RNA-induced silencing complex (RISC), and miRNA recognizes target mRNAs with seed-complementary sequences to direct posttranscriptional repression. Our results suggested that both the unwinding and target recognition processes of miRNAs could be proficiently controlled by the thermodynamics of base-pairing in protein-free condition. Interestingly, such thermodynamic parameters might be evolutionarily well adapted to the body temperatures of various species.

Indexed as

Gene SilencingAnimalsArthropodsBase PairingBase SequenceBody TemperatureChickensDatabases, GeneticDogsGenes, ReporterHeLa CellsHorsesHumansMiceMicroRNAsPlasmidsMicroRNAsRNA-Induced Silencing Complex

Identifiers

PMID23251782
PMCPMC3524778

What OpenQuestion holds

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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.