Evidence map›Paper›PMID 32169804›Full record

ArticleMolecular therapy. Nucleic acids2020

HIF-1α or HOTTIP/CTCF Promotes Head and Neck Squamous Cell Carcinoma Progression and Drug Resistance by Targeting HOXA9.

Qiang Sun, Shuai-Yuan Zhang, Jun-Fang Zhao, Xin-Guang Han, Hai-Bin Wang, Ming-Lei Sun

Erratum issuedOpen access · goldAbstract read
In one paragraph

Article in Molecular therapy. Nucleic acids, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
1.9field-weighted citation impact, top 14% 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

22 citing papers in PubMed, 32 citations in OpenAlex.

  1. Review
  2. Article
  3. Review
  4. The impact of long non-coding RNAJournal of Cancer · 2025
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  10. Article
  11. HighThe Journal of international medical research · 2022
    Article
  12. Article
  13. Article
  14. Article
  15. Article
  16. Article
  17. Review
  18. Review
  19. Article
  20. Review
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

6 authors at 1 institution in 1 country.

Qiang SunDepartment of Stomatology, The First Affiliated Hospital of Zhengzhou University, No. 1, East Jian she Road, Zhengzhou, Henan Province 450052, P.R. China.
Shuai-Yuan ZhangDepartment of Stomatology, The First Affiliated Hospital of Zhengzhou University, No. 1, East Jian she Road, Zhengzhou, Henan Province 450052, P.R. China.
Jun-Fang ZhaoDepartment of Stomatology, The First Affiliated Hospital of Zhengzhou University, No. 1, East Jian she Road, Zhengzhou, Henan Province 450052, P.R. China.
Xin-Guang HanDepartment of Stomatology, The First Affiliated Hospital of Zhengzhou University, No. 1, East Jian she Road, Zhengzhou, Henan Province 450052, P.R. China.
Hai-Bin WangDepartment of Stomatology, The First Affiliated Hospital of Zhengzhou University, No. 1, East Jian she Road, Zhengzhou, Henan Province 450052, P.R. China.
Ming-Lei SunDepartment of Stomatology, The First Affiliated Hospital of Zhengzhou University, No. 1, East Jian she Road, Zhengzhou, Henan Province 450052, P.R. China. Electronic address: mlsun@zzu.edu.cn.
First Affiliated Hospital of Zhengzhou University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Head and neck squamous cell carcinoma (HNSCC) is the sixth most frequently diagnosed cancer worldwide. However, the clinical outcomes remain unsatisfactory. The aim of this study is to unravel the functional role and regulatory mechanism of HOXA9 in HNSCC. A cohort of 25 HNSCC tumor tissues and normal tissue counterparts was collected. qRT-PCR and western blotting were performed to determine the levels of HOXA9 and epithelial-mesenchymal transition (EMT)-related markers. Cell Counting Kit-8 (CCK-8) and colony formation assays were conducted to monitor cell viability and cytotoxicity. Transwell and wound healing assays were used to determine cell migration and invasion. Annexin V-fluorescein isothiocyanate/propidium iodide (FITC/PI) staining was performed to detect cell apoptosis. Bioinformatic analysis, electrophoretic mobility shift assay and chromatin immunoprecipitation (ChIP) assays were performed to investigate the direct binding between HIF-1α or CCCTC binding factor (CTCF) and HOXA9. Glutathione S-transferase (GST) pull-down and RNA pull-down assays were used to validate the interaction between CTCF and HOTTIP. HOXA9 was upregulated in HNSCC tissues and cells. Knockdown of HOXA9 inhibited cell proliferation, migration, invasion, and chemoresistance but promoted apoptosis in CAL-27 and KB cells. Knockdown of HOXA9 also regulated EMT-related marker via targeting YAP1/β-catenin. Silencing of HOTTIP or CTCF exerted similar tumor-suppressive effects in HNSCC. Mechanistically, HIF-1α or CTCF transcriptionally regulated HOXA9, and HOTTIP/CTCF cooperatively regulated HOXA9 in KB cells. HIF-1α or HOTTIP/CTCF transcriptionally modulates HOXA9 expression to regulate HNSCC progression and drug resistance.

Indexed as

CTCFhead and neck squamous cell carcinoma (HNSCC)HOTTIPHOXA9

Identifiers

PMID32169804
PMCPMC7068198
OpenAlexW3006499846

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.