Evidence map›Paper›PMID 12655026›Full record

ArticleNucleic acids research2003

A simple and cost-effective method for producing small interfering RNAs with high efficacy.

Muhammad Sohail, Graeme Doran, Johann Riedemann, Val Macaulay, Edwin M Southern

Open access · greenAbstract read
In one paragraph

Article in Nucleic acids research, 2003. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed
3.1field-weighted citation impact, top 8% 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

32 citing papers in PubMed, 72 citations in OpenAlex.

  1. Review
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  9. Vaginal siRNA delivery: overview on novel delivery approaches.Drug delivery and translational research · 2020
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  17. RNA interference with special reference to combating viruses of crustacea.Indian journal of virology : an official organ of Indian Virological Society · 2012
    Article
  18. Article
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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 at 1 institution in 1 country.

Muhammad SohailUniversity of Oxford, Department of Biochemistry, South Parks Road, Oxford OX1 3QU, UK. muhammad.sohail@bioch.ox.ac.uk
Graeme Doran
Johann Riedemann
Val Macaulay
Edwin M Southern
University of Oxford · GB

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Small interfering RNAs (siRNAs) are powerful RNA interference (RNAi) reagents for directed post- transcriptional gene silencing. Exogenous siRNA is frequently used in RNAi studies. However, due to profound differences in the activity of siRNAs targeted to different regions of a gene, several reagents may have to be screened for optimal activity. This approach is expensive due to the cost of chemical synthesis of RNAs. We report a technically simple, quick and cost-effective method for the production of siRNAs that makes use of in vitro transcription and deoxyribozyme digestion of the transcripts to produce the desired sequence and length. The method allows for several siRNAs to be produced in parallel at much reduced costs. The siRNAs produced with this method were tested in MDA-MB-231 human breast cancer cells for efficacy against the type 1 insulin-like growth factor receptor (IGF1R) mRNA and they caused dose-dependent inhibition of IGF1R expression comparable to that induced by chemically synthesised siRNAs of the same sequence. This method is also useful for producing long RNA fragments of defined length and sequence that may be difficult to synthesise chemically, and also for producing large quantities of RNAs for applications including structural studies and the study of interactions between RNA and other molecules, such as proteins, other nucleic acids and drugs.

Indexed as

RNA InterferenceCost-Benefit AnalysisGene Expression RegulationHumansMethodsReceptor, IGF Type 1RNA, Small InterferingTransfectionTumor Cells, CulturedReceptor, IGF Type 1RNA, Small Interfering

Identifiers

PMID12655026
PMCPMC152823
OpenAlexW2092982329

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.