Evidence map›Paper›PMID 12536201›Full record

ArticleCancer gene therapy2003

RNA interference is a functional pathway with therapeutic potential in human myeloid leukemia cell lines.

Daniel P Cioca, Yuji Aoki, Kendo Kiyosawa

Abstract read
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Article in Cancer gene therapy, 2003. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 36 papers.

0numbers the graph read from it
0cells of the map it votes in
36citing papers in PubMed
5.2field-weighted citation impact, top 3% 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

36 citing papers in PubMed, 116 citations in OpenAlex.

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  17. Therapeutic opportunities of small interfering RNA.Fundamental & clinical pharmacology · 2009
    Review
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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.

Daniel P CiocaThe Second Department of Internal Medicine, Shinshu University School of Medicine, Matsumoto, Nagano, Japan. dcioca@personal.ro
Yuji Aoki
Kendo Kiyosawa
Shinshu University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundRNA interference (RNAi) is a cellular pathway of gene silencing in a sequence-specific manner at the messenger RNA level. The basic mechanism behind RNAi is the breaking of a double-stranded RNA (dsRNA) matching a specific gene sequence into short pieces called short interfering RNA, which trigger the degradation of mRNA that matches its sequence. In this study, we explored the effects of RNAi in reducing the target gene expression in human myeloid leukemia cell lines.

methodsFour myeloid leukemia cell lines (HL-60, U937, THP-1, and K562) were transfected with dsRNA duplexes corresponding to the endogenous c-raf and bcl-2 genes and the gene expression inhibition was assessed. The effect of RNAi on cell differentiation was studied; the apoptosis induction and the sensitization of the leukemia cell lines to etoposide and daunorubicin were quantified by flowcytometric methods.

resultsTransfection of the myeloid leukemia cell lines with dsRNA corresponding to c-raf and bcl-2 genes decreased the expression of Raf-1 and Bcl-2 proteins. RNAi for c-raf gene blocked the appearance of the monocytic differentiation induced by treatment with TPA. Combined RNAi for c-raf and bcl-2 induced apoptosis in HL-60, U937, and THP-1 cells and increased chemosensitivity to etoposide and daunorubicin.

conclusionsRNAi is a functional pathway in human myeloid leukemia cell lines and combined RNAi of c-raf and bcl-2 genes may represent a novel approach to leukemia, providing a means to overcome the resistance to chemotherapeutic agents and ultimately to augment the efficacy of chemotherapy in myeloid leukemia.

Indexed as

RNA InterferenceAntineoplastic Agents, PhytogenicCell DeathCell DifferentiationDaunorubicinEtoposideGene Expression Regulation, NeoplasticGenetic TherapyHL-60 CellsHumansLeukemia, MyeloidOligodeoxyribonucleotides, AntisenseProto-Oncogene Proteins c-bcl-2Proto-Oncogene Proteins c-rafRNA, Double-StrandedSignal TransductionAntineoplastic Agents, PhytogenicDaunorubicinEtoposideOligodeoxyribonucleotides, AntisenseProto-Oncogene Proteins c-bcl-2Proto-Oncogene Proteins c-rafRNA, Double-StrandedTetradecanoylphorbol Acetate

Identifiers

PMID12536201
OpenAlexW2092930138

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.