Evidence map›Paper›PMID 28337375›Full record

ArticleAmerican journal of cancer research2017

HMGA2 regulates CD44 expression to promote gastric cancer cell motility and sphere formation.

Junying Sun, Baocun Sun, Dongwang Zhu, Xiulan Zhao, Yanhui Zhang, Xueyi Dong, Na Che, Jing Li, Fang Liu, Nan Zhao and 3 more

Erratum issuedOpen access · greenAbstract read
In one paragraph

Article in American journal of cancer research, 2017. 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 32 papers.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed
2.2field-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

32 citing papers in PubMed, 49 citations in OpenAlex.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

13 authors at 4 institutions in 1 country.

Junying SunDepartment of Pathology, Tianjin Medical University Tianjin 300070, China.
Baocun SunDepartment of Pathology, Tianjin Medical UniversityTianjin 300070, China; Department of Pathology, Tianjin General Hospital, Tianjin Medical UniversityTianjin 300052, China; Department of Pathology, Tianjin Cancer Hospital, Tianjin Medical UniversityTianjin 300060, China.
Dongwang ZhuDepartment of Prosthodontics, Affiliated Stomatological Hospital, Tianjin Medical University Tianjin 300070, China.
Xiulan ZhaoDepartment of Pathology, Tianjin Medical UniversityTianjin 300070, China; Department of Pathology, Tianjin General Hospital, Tianjin Medical UniversityTianjin 300052, China.
Yanhui ZhangDepartment of Pathology, Tianjin Cancer Hospital, Tianjin Medical University Tianjin 300060, China.
Xueyi DongDepartment of Pathology, Tianjin Medical University Tianjin 300070, China.
Na CheDepartment of Pathology, Tianjin Medical UniversityTianjin 300070, China; Department of Pathology, Tianjin General Hospital, Tianjin Medical UniversityTianjin 300052, China.
Jing LiDepartment of Pathology, Tianjin Medical UniversityTianjin 300070, China; Department of Pathology, Tianjin General Hospital, Tianjin Medical UniversityTianjin 300052, China.
Fang LiuDepartment of Pathology, Tianjin Medical University Tianjin 300070, China.
Nan ZhaoDepartment of Pathology, Tianjin Medical UniversityTianjin 300070, China; Department of Pathology, Tianjin General Hospital, Tianjin Medical UniversityTianjin 300052, China.
Danfang ZhangDepartment of Pathology, Tianjin Medical UniversityTianjin 300070, China; Department of Pathology, Tianjin General Hospital, Tianjin Medical UniversityTianjin 300052, China.
Tieju LiuDepartment of Pathology, Tianjin Medical UniversityTianjin 300070, China; Department of Pathology, Tianjin General Hospital, Tianjin Medical UniversityTianjin 300052, China.
Xian LinDepartment of Pathology, Tianjin Medical UniversityTianjin 300070, China; Department of Pathology, Tianjin General Hospital, Tianjin Medical UniversityTianjin 300052, China.
Tianjin Medical University General Hospital · CNTianjin Medical University · CNTianjin Medical University Cancer Institute and Hospital · CNTianjin Stomatological Hospital · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

High mobility group AT-hook 2 (HMGA2) is a transcriptional modulator that mediates motility and self-renewal in cancer stem cells. Gastric cancer (GC) is the third leading cause of cancer-related deaths worldwide. GC contains a population of stem-like cells that promote tumor invasion and resistance to therapy. In the current study, we investigated the expression of HMGA2 and the cancer stem cell marker CD44 in 200 GC samples and found that HMGA2 and CD44 were significantly associated with distant metastasis, histological differentiation and poor prognosis in GC patients. Positive clinical correlations of HMGA2 with CD44 were also observed in tissue sections. In vitro, overexpression of HMGA2 promoted GC sphere formation and migration in MKN74/MKN28 cells, whereas downregulation of HMGA2 decreased GC sphere formation and migration in MKN45/MGC803 cells. In addition, western blot and immunofluorescent analyses showed that HMGA2 increased the expression of the stem cell markers CD44, ALDH1, Sox2, and Oct4 and the EMT-related factors Snail and β-catenin. In a xenograft mouse model, overexpression of HMGA2 promoted tumor growth. Further immunohistochemical (IHC) analysis showed that HMGA2 increased the expression of CD44 and β-catenin, resulting in the promotion of tumor growth. Taken together, our findings indicate that HMGA2 promotes GC cancer stem cell induction and cell motility by regulating the expression of CD44. Therefore, targeting HMGA2 in GC may be therapeutically beneficial.

Indexed as

cancer stem cellCD44 proteinCell migrationgastric cancerHMGA2 protein

Identifiers

PMID28337375
PMCPMC5336500
OpenAlexW2611929337

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.