Evidence map›Paper›PMID 23838800›Full record

ArticleTumour biology : the journal of the International Society for Oncodevelopmental Biology and Medicine2013

Downregulation of programmed cell death 4 (PDCD4) in tumorigenesis and progression of human digestive tract cancers.

Gang Ma, Hao Zhang, Ming Dong, Xinyu Zheng, Iwata Ozaki, Sachiko Matsuhashi, Kejian Guo

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Article in Tumour biology : the journal of the International Society for Oncodevelopmental Biology and Medicine, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed, 1 pooled it
–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

19 citing papers in PubMed, 1 synthesis or guideline pooled it.

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  16. Roles of phosphatidylinositol 3-kinase regulatory subunit alpha, activator protein-1, and programmed cell death 4 in diagnosis of papillary thyroid carcinoma.Tumour biology : the journal of the International Society for Oncodevelopmental Biology and Medicine · 2016
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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.

Gang MaDepartment of Surgery, First Affiliated Hospital, China Medical University, Shenyang, People's Republic of China, magangsy@126.com.
Hao Zhang
Ming Dong
Xinyu Zheng
Iwata Ozaki
Sachiko Matsuhashi
Kejian Guo

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Nowadays, digestive tract cancers become the commonest neoplasia and one of the leading causes of cancer deaths worldwide. The development of diagnosis and therapy is urgently required. Programmed cell death 4 (PDCD4), a new tumor suppressor, has been documented to be a potential diagnostic tool and treatment target for neoplasia due to the inhabitation of tumor promotion/progression and metastasis. However, its role in human digestive tract cancers is few available up to now. In this study, we examined the expression of PDCD4 in human digestive tract cancers (61 gastric cancer, 65 colorectal cancer, and 69 pancreatic cancer patients) by Western blot analysis, reverse transcription (RT)-PCR, and immunohistochemistry. Western blot, RT-PCR, and immunohistochemistry examination showed that expressions of PDCD4 were significantly lower in cancers specimens than in noncancerous tissues. Among the different differentiated cancer tissues, PDCD4 expression was significantly lower in moderately or poorly differentiated cancers than in well-differentiated cancers (p < 0.05). Our findings suggested that PDCD4 might be a potentially valuable molecular target in diagnosis and therapy for human digestive tract cancers.

Indexed as

Down-RegulationAgedApoptosis Regulatory ProteinsBlotting, WesternCell Transformation, NeoplasticFemaleGastric MucosaGastrointestinal NeoplasmsGene Expression Regulation, NeoplasticHumansImmunohistochemistryMaleMiddle AgedNeoplasm StagingReverse Transcriptase Polymerase Chain ReactionRNA-Binding ProteinsApoptosis Regulatory ProteinsPDCD4 protein, humanRNA-Binding Proteins

Identifiers

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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.