Evidence map›Paper›PMID 26581310›Full record

ArticleCancer cell international2015

Eukaryotic translation initiation factor 5A2 (eIF5A2) regulates chemoresistance in colorectal cancer through epithelial mesenchymal transition.

Ying Bao, Yongliang Lu, Xiang Wang, Wenming Feng, Xinrong Sun, Huihui Guo, Chengwu Tang, Xiaojing Zhang, Qilin Shi, Hongbin Yu

Open access · goldAbstract read
In one paragraph

Article in Cancer cell international, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed, 1 pooled it
2.6field-weighted citation impact, top 10% 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

33 citing papers in PubMed, 1 synthesis or guideline pooled it, 56 citations in OpenAlex.

  1. Pooled it
  2. Article
  3. Review
  4. Review
  5. Article
  6. Article
  7. Review
  8. Functions and Regulation of Translation Elongation Factors.Frontiers in molecular biosciences · 2021
    Review
  9. Role of RONS and eIFs in Cancer Progression.Oxidative medicine and cellular longevity · 2021
    Review
  10. Article
  11. Article
  12. Review
  13. Article
  14. Review
  15. Article
  16. The Emerging Roles of miR-125b in Cancers.Cancer management and research · 2020
    Review
  17. Article
  18. Article
  19. Article
  20. 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

10 authors at 2 institutions in 1 country.

Ying Bao *First Affiliated Hospital, Huzhou Teachers College, The First People's Hospital of Huzhou, 158 Guangchanghou Road, 313000 Huzhou, China.
Yongliang Lu *Huzhou Teachers College of Medicine, 313000 Huzhou, China.
Xiang WangFirst Affiliated Hospital, Huzhou Teachers College, The First People's Hospital of Huzhou, 158 Guangchanghou Road, 313000 Huzhou, China.
Wenming FengFirst Affiliated Hospital, Huzhou Teachers College, The First People's Hospital of Huzhou, 158 Guangchanghou Road, 313000 Huzhou, China.
Xinrong SunFirst Affiliated Hospital, Huzhou Teachers College, The First People's Hospital of Huzhou, 158 Guangchanghou Road, 313000 Huzhou, China.
Huihui GuoFirst Affiliated Hospital, Huzhou Teachers College, The First People's Hospital of Huzhou, 158 Guangchanghou Road, 313000 Huzhou, China.
Chengwu TangFirst Affiliated Hospital, Huzhou Teachers College, The First People's Hospital of Huzhou, 158 Guangchanghou Road, 313000 Huzhou, China.
Xiaojing ZhangFirst Affiliated Hospital, Huzhou Teachers College, The First People's Hospital of Huzhou, 158 Guangchanghou Road, 313000 Huzhou, China.
Qilin ShiFirst Affiliated Hospital, Huzhou Teachers College, The First People's Hospital of Huzhou, 158 Guangchanghou Road, 313000 Huzhou, China.
Hongbin YuFirst Affiliated Hospital, Huzhou Teachers College, The First People's Hospital of Huzhou, 158 Guangchanghou Road, 313000 Huzhou, China.
Third People's Hospital of Huzhou · CNHuzhou University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundChemoresistance is a major obstacle to successful chemotherapy for colorectal cancer. Eukaryotic translation initiation factor 5A2 (eIF5A2), one of the two isoforms in the eIF5A family, has been reported to be a new oncogene in many types of human cancer. In the present study, we aimed to investigate whether eIF5A2 was involved in the chemoresistance to doxorubicin in colorectal cancer.

methodsCell viability was measured by CCK-8 assay with or without doxorubicin treatment. Protein expression was detected by western blot. Tumor cells were transfected with eIF5A2 siRNA or plasmid encoding eIF5A2 to down- or up regulate the expression of eIF5A2.

resultsWe found that eIF5A2-negtive colon cancer cells (HCT116 and HT29) were more sensitive to doxorubicin compare with the eIF5A2-positive cells (LOVO and SW480). Downregulation of eIF5A2 in LOVO and SW480 cells enhanced the chemosensitivity to doxorubicin. On the contrary, overexpression of eIF5A2 reduced doxorubicin sensitivity in colon cancer cells. In addition, eIF5A2 knockdown increased the protein level of E-cadherin and reduced vimentin expression in LOVO and SW480 cells. Meanwhile, upregulation of eIF5A2 potentiated epithelial mesenchymal transition (EMT) in colon cancer cells. Moreover, blockade of EMT with Twist siRNA abolished eIF5A2-regulated chemoresistance in colon cancer cells.

conclusionOur present study demonstrated that eIF5A2 promoted the chemoresistance to doxorubicin via regulation of EMT in colon cancer cells. Therefore, eIF5A2 inhibition may be a new potential strategy for the reversal of drug resistance in colorectal cancer therapy.

Indexed as

ChemoresistanceColorectal cancereIF5A2Epithelial mesenchymal transition

Identifiers

PMID26581310
PMCPMC4650515
OpenAlexW2179677472

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LicenceCC BY
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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.