Evidence map›Paper›PMID 29321665›Full record

ArticleOncogene2018

FHL2 interacts with EGFR to promote glioblastoma growth.

Lili Sun, Shuye Yu, Hui Xu, Yanwen Zheng, Juntang Lin, Meiyan Wu, Jide Wang, Aidong Wang, Qing Lan, Frank Furnari and 3 more

Open access · greenAbstract read
In one paragraph

Article in Oncogene, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed
1.7field-weighted citation impact, top 16% 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

24 citing papers in PubMed, 32 citations in OpenAlex.

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  7. International journal of molecular sciences · 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

13 authors at 7 institutions in 2 countries.

Lili SunThe Experimental Center, the Second Affiliated Hospital of Soochow University, Suzhou, China.
Shuye YuThe Experimental Center, the Second Affiliated Hospital of Soochow University, Suzhou, China.
Hui XuThe Experimental Center, the Second Affiliated Hospital of Soochow University, Suzhou, China.
Yanwen ZhengThe Experimental Center, the Second Affiliated Hospital of Soochow University, Suzhou, China.
Juntang LinStem Cells and Biotherapy Engineering Research Center of Henan, Xinxiang Medical University, Xinxiang, China.
Meiyan WuDepartment of Gastroenterology, Nanfang Hospital, Southern Medical University, Guangzhou, China.
Jide WangDepartment of Gastroenterology, Nanfang Hospital, Southern Medical University, Guangzhou, China.
Aidong WangThe Experimental Center, the Second Affiliated Hospital of Soochow University, Suzhou, China.
Qing LanDepartment of Neurosurgery, the Second Affiliated Hospital of Soochow University, Suzhou, China.
Frank FurnariLudwig Institute for Cancer Research, University of California, San Diego, CA, USA.
Webster CaveneeLudwig Institute for Cancer Research, University of California, San Diego, CA, USA.
Benjamin PurowDepartment of Neurology, University of Virginia, Charlottesville, VA, USA.
Ming LiThe Experimental Center, the Second Affiliated Hospital of Soochow University, Suzhou, China. m2liva@hotmail.com.
Soochow University · CNSecond Affiliated Hospital of Soochow University · CNUniversity of California, San Diego · USUniversity of Virginia · USNanfang Hospital · CNSouthern Medical University · CNXinxiang Medical University · CN

Funding

Genotypic Interactions in Brain Cancer HeterogeneityR01NS080939 · NINDS · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI FURNARI, FRANK · 2012 to 2022
$3.5M
NINDS NIH HHS R01 NS080939
6 · The paper itself

Abstract

Four-and-a-half LIM protein2 (FHL2) is a member of the LIM-only protein family, which plays a critical role in tumorigenesis. We previously reported that FHL2 is upregulated and plays an oncogenic role in glioblastoma (GBM), the most common and aggressive brain tumor. GBM is also marked by amplification of the epidermal growth factor receptor (EGFR) gene and its mutations, of which EGFRvIII is the most common and functionally significant. Here we report that FHL2 physically interacts with the wild-type EGFR and its mutated EGFRvIII form in GBM cells. Expression of FHL2 caused increased EGFR and EGFRvIII protein levels and this was due to an increase in protein stability rather than an increase in EGFR mRNA expression. In contrast, FHL2 knockdown using RNA interference reduced EGFR and EGFRvIII protein expression and the phosphorylation levels of EGFR and AKT. Consistent with these features, EGFR expression was significantly lower in mouse FHL2-null astrocytes, where reintroduction of FHL2 was able to restore EGFR levels. Using established GBM cell lines and patient-derived neurosphere lines, FHL2 silencing markedly induced cell apoptosis in EGFRvIII-positive cells. Targeting FHL2 significantly prevented EGFRvIII-positive GBM tumor growth in vivo. FHL2 expression also positively correlated with EGFR expression in GBM samples from patients. Taken together, our results demonstrate that FHL2 interacts with EGFR and EGFRvIII to increase their levels and this promotes glioma growth, representing a novel mechanism that may be therapeutically targetable.

Indexed as

Cell ProliferationAnimalsBrain NeoplasmsCells, CulturedErbB ReceptorsGlioblastomaHumansLIM-Homeodomain ProteinsMiceMice, Inbred C57BLMice, KnockoutMice, NudeMuscle ProteinsProteasome Endopeptidase ComplexProtein BindingProtein IsoformsEGFR protein, humanErbB ReceptorsFHL2 protein, humanLIM-Homeodomain ProteinsMuscle ProteinsProteasome Endopeptidase ComplexProtein IsoformsTranscription Factors

Identifiers

PMID29321665
PMCPMC8691187
OpenAlexW2783627155

What OpenQuestion holds

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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.