Evidence map›Paper›PMID 21479902›Full record

ArticleMedical oncology (Northwood, London, England)2012

Prognostic significance of APE1 cytoplasmic localization in human epithelial ovarian cancer.

Qingsong Sheng, Ying Zhang, Rui Wang, Jianfang Zhang, Biliang Chen, Jian Wang, Wei Zhang, Xiaoyan Xin

Abstract read
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In one paragraph

Article in Medical oncology (Northwood, London, England), 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
1.5field-weighted citation impact, top 17% 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

17 citing papers in PubMed, 32 citations in OpenAlex.

  1. Review
  2. Article
  3. Ref-1 redox activity regulates retinal neovascularization by modulating transcriptional activation of HIF-1α.FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 2025
    Article
  4. Review
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  7. Review
  8. Review
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  11. Apurinic/apyrimidinic endonuclease 1 (APE1) is overexpressed in malignant transformation of salivary gland pleomorphic adenoma.European archives of oto-rhino-laryngology : official journal of the European Federation of Oto-Rhino-Laryngological Societies (EUFOS) : affiliated with the German Society for Oto-Rhino-Laryngology - Head and Neck Surgery · 2017
    Article
  12. Article
  13. Article
  14. Article
  15. Human apurinic/apyrimidinic endonuclease 1.Antioxidants & redox signaling · 2014
    Review
  16. Article
  17. Article
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

8 authors at 2 institutions in 1 country.

Qingsong ShengDepartment of Gynecology and Obstetrics, Xijing Hospital, Fourth Military Medical University, 710032 Xi'an, People's Republic of China.
Ying Zhang
Rui Wang
Jianfang Zhang
Biliang Chen
Jian Wang
Wei Zhang
Xiaoyan Xin
Air Force Medical University · CNXijing Hospital · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Cytoplasmic localization of apurinic/apyrimidinic endonuclease 1 (APE1) correlates with different tumorigenic processes and poor prognosis in several cancer types. However, rare investigation into the prognosis value of cytoplasmic localization of APE1 was provided in ovarian cancer. The present study examined for the first time the cytoplasmic localization of APE1 in epithelial ovarian cancer (EOC) by immunohistochemistry. The relationship between cytoplasmic localization of APE1 and clinicopathological parameters, as well as the correlation between cytoplasmic localization of APE1 and prognosis, was investigated. We found that cytoplasmic positivity was significantly higher in EOCs with low tumor differentiation (P = 0.002) and was significantly higher in advanced Federation International of Gynecology and Obstetrics (FIGO) stage (III + IV) patients compared to that in early FIGO stage (I + II) patients (40.7% vs. 11.8%; P = 0.002). No significant difference was observed in APE1 pattern referring to age, tumor size, family history, histological type, ascites, and lymphatic metastasis (P > 0.05). In addition, a lower survival rate was found in patients with cytoplasmic positive localization of APE1 compared to that in patients with cytoplasmic negative localization (P < 0.05). All these findings suggest that cytoplasmic localization of APE1 is associated with tumor progression and might be a valuable prognostic marker for EOC.

Indexed as

Cystadenocarcinoma, MucinousCystadenocarcinoma, SerousCytoplasmDNA-(Apurinic or Apyrimidinic Site) LyaseEndometrial NeoplasmsFemaleHumansImmunoenzyme TechniquesLymphatic MetastasisMiddle AgedNeoplasm StagingOvarian NeoplasmsPrognosisSurvival RateAPEX1 protein, humanDNA-(Apurinic or Apyrimidinic Site) Lyase

Identifiers

PMID21479902
OpenAlexW2026041228

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.