Evidence map›Paper›PMID 30431125›Full record

ArticleOncology reports2019

TROP2 promotes the proliferation and metastasis of glioblastoma cells by activating the JAK2/STAT3 signaling pathway.

Jianbing Hou, Ailing Lv, Qing Deng, Guanghui Zhang, Xiaosong Hu, Hongjuan Cui

Open access · hybridAbstract read
In one paragraph

Article in Oncology reports, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 34 papers.

0numbers the graph read from it
0cells of the map it votes in
34citing papers in PubMed
3.8field-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

34 citing papers in PubMed, 73 citations in OpenAlex.

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  13. An assembly of TROP2-mediated signaling events.Journal of cell communication and signaling · 2023
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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

6 authors at 1 institution in 1 country.

Jianbing HouCell Biology Laboratory, State Key Laboratory of Silkworm Genome Biology, Southwest University, Chongqing 400716, P.R. China.
Ailing LvCell Biology Laboratory, State Key Laboratory of Silkworm Genome Biology, Southwest University, Chongqing 400716, P.R. China.
Qing DengCell Biology Laboratory, State Key Laboratory of Silkworm Genome Biology, Southwest University, Chongqing 400716, P.R. China.
Guanghui ZhangCell Biology Laboratory, State Key Laboratory of Silkworm Genome Biology, Southwest University, Chongqing 400716, P.R. China.
Xiaosong HuCell Biology Laboratory, State Key Laboratory of Silkworm Genome Biology, Southwest University, Chongqing 400716, P.R. China.
Hongjuan CuiCell Biology Laboratory, State Key Laboratory of Silkworm Genome Biology, Southwest University, Chongqing 400716, P.R. China.
Southwest University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Trophoblast cell surface antigen 2 (TROP2), a single transmembrane domain protein, is often found to be highly expressed in various types of human cancers. However, the biological function and molecular mechanism of TROP2 in glioblastoma have not been fully elucidated, particularly in regards to cell proliferation and metastasis of glioblastoma cells. In the present study, it was demonstrated that TROP2 expression was increased in glioblastoma tissues and glioblastoma cell lines by immunohistochemical analysis and western blot analysis. High TROP2 expression was significantly correlated with the poor survival of glioblastoma patients. MTT assay, BrdU incorporation assay, flow cytometry and Transwell assay were performed to demonstrate that knockdown of TROP2 in glioblastoma cells inhibited cell proliferation and metastasis. We found that the effects of TROP2‑knockdown on glioblastoma cells were associated with the inhibition of JAK2 and STAT3 phosphorylation and decreased transcription of STAT3 target genes. In addition, blocking the activation of JAK2/STAT3 signaling by WP1066 negated the effects of TROP2 overexpression. Furthermore, exogenous IL‑6, which functions as a potent activator of JAK2/STAT3 signaling, was able to rescue the phosphorylation of JAK2 and STAT3 in TROP2‑silenced glioblastoma cells and regulate phenotypic changes in these cells. Therefore, we revealed a novel mechanism by which TROP2 activates the JAK2/STAT3 pathway to promote the growth and metastasis of glioblastoma cells. These data offer insight into the function of TROP2 in glioblastoma and indicate that TROP2 is a promising biomarker and therapeutic target for glioblastoma patients.

Indexed as

AdultAgedAged, 80 and overAnimalsAntigens, NeoplasmBiomarkers, TumorBrainBrain NeoplasmsCell Adhesion MoleculesCell Line, TumorCell ProliferationFemaleGene Knockdown TechniquesGlioblastomaHumansInterleukin-6Antigens, NeoplasmBiomarkers, TumorCell Adhesion MoleculesIL6 protein, humanInterleukin-6JAK2 protein, humanJanus Kinase 2PyridinesRNA, Small InterferingSTAT3 protein, humanSTAT3 Transcription FactorTACSTD2 protein, humanTyrphostinsWP1066

Identifiers

PMID30431125
PMCPMC6312989
OpenAlexW2899565146

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.