Evidence map›Paper›PMID 34663788›Full record

ArticleCell death & disease2021

ELK4-mediated lncRNA SNHG22 promotes gastric cancer progression through interacting with EZH2 and regulating miR-200c-3p/Notch1 axis.

Xiaqiong Mao, Tao Ji, Aiguo Liu, Yunqi Weng

Open access · goldAbstract read
In one paragraph

Article in Cell death & disease, 2021. 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
3.7field-weighted citation impact, top 5% 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, 43 citations in OpenAlex.

  1. Pooled it
  2. Review
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  5. Mechanistic insights into the lncRNA-Notch signaling axis in tumors.Frontiers in cell and developmental biology · 2026
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  13. Advanced biomedical research · 2025
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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

4 authors at 2 institutions in 1 country.

Xiaqiong Mao *Department of Gastroenterology, The First Affiliated Hospital of Nanjing Medical University, Nanjing, China.
Tao Ji *Department of Emergency, The Affiliated Hospital of Qingdao University, Qingdao, China.
Aiguo Liu *Department of Emergency, The Affiliated Hospital of Qingdao University, Qingdao, China.
Yunqi WengDepartment of Emergency, The Affiliated Hospital of Qingdao University, Qingdao, China. weng031118@163.com.ORCID 0000-0002-9452-7318
Qingdao University · CNJiangsu Province Hospital · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Long non-coding RNAs (lncRNAs) play important regulatory roles in the initiation and progression of various cancers. However, the biological roles and the potential mechanisms of lncRNAs in gastric cancers remain unclear. Here, we report that the expression of lncRNA SNHG22 (small nucleolar RNA host gene 22) was significantly increased in GC (Gastric Cancer) tissues and cells, which confers poor prognosis of patients. Knockdown of SNHG22 inhibited the proliferation and invasion ability of GC cells. Moreover, we identified that the transcriptional factor, ELK4 (ETS transcription factor ELK4), could promote SNHG22 expression in GC cells. In addition, using RNA pull-down followed MS assay, we found that SNHG22 directly bound to EZH2 (enhancer of zeste 2 polycomb repressive complex 2 subunit) to suppress the expression of tumor suppressor genes. At the same time, SNHG22 sponged miR-200c-3p to increase Notch1 (notch receptor 1) expression. Taken together, our findings demonstrated the role of SNHG22 on promoting proliferation and invasion of GC cells. And we revealed a new regulatory mechanism of SNHG22 in GC cells. SNHG22 is a promising lncRNA biomarker for diagnosis and prognosis and a potential target for GC treatment.

Indexed as

Disease ProgressionAnimalsBase SequenceBinding SitesCell Line, TumorCell ProliferationEnhancer of Zeste Homolog 2 Proteinets-Domain Protein Elk-4FemaleGene Expression Regulation, NeoplasticGene SilencingGenes, Tumor SuppressorHistonesHumansLysineMethylationELK4 protein, humanEnhancer of Zeste Homolog 2 Proteinets-Domain Protein Elk-4EZH2 protein, humanHistonesLysineMicroRNAsMIRN200 microRNA, humanNOTCH1 protein, humanReceptor, Notch1RNA, Long Noncoding

Identifiers

PMID34663788
PMCPMC8523719
OpenAlexW3163580949

What OpenQuestion holds

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LicenceCC BY
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.