Evidence map›Paper›PMID 25452172›Full record

ArticleMedical oncology (Northwood, London, England)2015

(-)-Epigallocatechin-3-gallate induces cancer cell apoptosis via acetylation of amyloid precursor protein.

Qian Hu, Xiang Chang, Rong Yan, Cuiping Rong, Cong Yang, Shuyi Cheng, Xiaoqiong Gu, Herui Yao, Xueqin Hou, Yousheng Mo and 5 more

Abstract read
PubMed Publisher
In one paragraph

Article in Medical oncology (Northwood, London, England), 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
1.4field-weighted citation impact, top 19% 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

16 citing papers in PubMed, 39 citations in OpenAlex.

  1. Review
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  6. Green Tea (Foods (Basel, Switzerland) · 2021
    Article
  7. Review
  8. Review
  9. Article
  10. Review
  11. ROS-Mediated Cancer Cell Killing through Dietary Phytochemicals.Oxidative medicine and cellular longevity · 2019
    Review
  12. Article
  13. Review
  14. Article
  15. Article
  16. 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

15 authors at 4 institutions in 1 country.

Qian HuDepartment of Oncology, Sun Yat-Sen Memorial Hospital of Sun Yat-Sen University, Guangzhou, 510120, China.
Xiang Chang
Rong Yan
Cuiping Rong
Cong Yang
Shuyi Cheng
Xiaoqiong Gu
Herui Yao
Xueqin Hou
Yousheng Mo
Luguang Zhao
Yunbo Chen
Xiaoxiao Dinlin
Qi Wang
Shuhuan Fang
Guangzhou University of Chinese Medicine · CNSun Yat-sen Memorial Hospital · CNGuangzhou Women and Children Medical Center · CNSun Yat-sen University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Epigenetic modifications are involved in cancer pathogenesis, and HDACis are considered potential therapeutic agents. We and others have shown the inhibitory activity of EGCG on HDAC1. But little is known about the effect of EGCG as on epigenetic regulation in cancer. Here, we try to demonstrate that EGCG acts as an HDACi downregulated APP expression, which was pathophysiologically upregulated in cancers and exerts a key role in cancer cell growth. We used PC-12 cells, SK-N-SH cells and primary tumor tissues for our analysis. Male 4-week-old athymic nude mice were used for heterotopic tumor growth assay. We employed Western blotting analysis to detect Bcl-2, Bax, APP, caspase-3, caspase-7, HDAC1 and H4Ac. We used AnnexinV-FITC and TUNEL staining for apoptosis detection. Tumor tissues were examined by immunohistochemical staining. We demonstrated that EGCG suppresses the growth of xenografted adrenal pheochromocytoma. Flow cytometry analysis and TUNEL staining showed that EGCG induced the apoptosis. Treatment with EGCG resulted in decrease in Bcl-2 but increase in Bax and activated caspase-3 and caspase-7. HDAC inhibitor EGCG leaded to hyperacetylated histone H4 by immunofluorescence. EGCG decreased APP levels by immunofluorescence staining and Western blot analysis. Silencing specific to HDAC1 leaded to caspase-3 and caspase-7 activation and cleavage. Our results are the first to demonstrate a functional interaction between EGCG and APP in suppression tumor growth, and provide a new epigenetic effects of EGCG on antitumor.

Indexed as

AcetylationAmyloid beta-Protein PrecursorAnimalsAnticarcinogenic AgentsApoptosisBlotting, WesternCatechinCell Line, TumorEpigenesis, GeneticFlow CytometryFluorescent Antibody TechniqueHistone Deacetylase InhibitorsHumansImmunohistochemistryIn Situ Nick-End LabelingMaleAmyloid beta-Protein PrecursorAnticarcinogenic AgentsCatechinepigallocatechin gallateHistone Deacetylase Inhibitors

Identifiers

PMID25452172
OpenAlexW2075933583

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.