Evidence map›Paper›PMID 37920878›Full record

ArticleCancer communications (London, England)2023

Blockage of EGFR/AKT and mevalonate pathways synergize the antitumor effect of temozolomide by reprogramming energy metabolism in glioblastoma.

Xiaoteng Cui, Jixing Zhao, Guanzhang Li, Chao Yang, Shixue Yang, Qi Zhan, Junhu Zhou, Yunfei Wang, Menglin Xiao, Biao Hong and 8 more

Abstract read
In one paragraph

Article in Cancer communications (London, England), 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 40 papers.

0numbers the graph read from it
0cells of the map it votes in
40citing papers in PubMed
–field-weighted citation impact
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

40 citing papers in PubMed.

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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

18 authors.

Xiaoteng CuiLaboratory of Neuro-oncology, Tianjin Neurological Institute, Tianjin Medical University General Hospital, Tianjin, P. R. China.
Jixing ZhaoLaboratory of Neuro-oncology, Tianjin Neurological Institute, Tianjin Medical University General Hospital, Tianjin, P. R. China.
Guanzhang LiDepartment of Neurosurgery, Beijing Tiantan Hospital, Capital Medical University, Beijing, P. R. China.
Chao YangDepartment of Neurosurgery, The First Affiliated Hospital of Zhengzhou University, Zhengzhou, Henan, P. R. China.
Shixue YangLaboratory of Neuro-oncology, Tianjin Neurological Institute, Tianjin Medical University General Hospital, Tianjin, P. R. China.
Qi ZhanTianjin Key Laboratory of Composite and Functional Materials, School of Material Science and Engineering, Tianjin University, Tianjin, P. R. China.
Junhu ZhouLaboratory of Neuro-oncology, Tianjin Neurological Institute, Tianjin Medical University General Hospital, Tianjin, P. R. China.
Yunfei WangLaboratory of Neuro-oncology, Tianjin Neurological Institute, Tianjin Medical University General Hospital, Tianjin, P. R. China.
Menglin XiaoDepartment of Neurosurgery, Affiliated Hospital of Hebei University, Baoding, Hebei, P. R. China.
Biao HongLaboratory of Neuro-oncology, Tianjin Neurological Institute, Tianjin Medical University General Hospital, Tianjin, P. R. China.
Kaikai YiDepartment of Neuro-Oncology and Neurosurgery, Tianjin Medical University Cancer Institute and Hospital, Tianjin, P. R. China.
Fei TongLaboratory of Neuro-oncology, Tianjin Neurological Institute, Tianjin Medical University General Hospital, Tianjin, P. R. China.
Yanli TanDepartment of Pathology, Affiliated Hospital of Hebei University, Baoding, Hebei, P. R. China.
Hu WangDepartment of Neurosurgery, Tianjin Huanhu Hospital, Tianjin, P. R. China.
Qixue WangLaboratory of Neuro-oncology, Tianjin Neurological Institute, Tianjin Medical University General Hospital, Tianjin, P. R. China.
Tao JiangDepartment of Neurosurgery, Beijing Tiantan Hospital, Capital Medical University, Beijing, P. R. China.ORCID 0000-0002-7008-6351
Chuan FangDepartment of Neurosurgery, Affiliated Hospital of Hebei University, Baoding, Hebei, P. R. China.
Chunsheng KangLaboratory of Neuro-oncology, Tianjin Neurological Institute, Tianjin Medical University General Hospital, Tianjin, P. R. China.ORCID 0000-0002-3255-3369

Funding

Brain Tumor Precision Diagnosis and Treatment and Translational Medicine Innovation UnitChinese Academy of Medical Sciences 2019-I2M-5-021Hebei Natural Science Foundation Precision Medicine Joint Project H2020201206Key-Area Research and Development Program of Guangdong Province 2023B1111020008National Natural Science Foundation of China 81761168038National Natural Science Foundation of China 82002657National Natural Science Foundation of China 82073322Natural Science Foundation of Tianjin Municipal Science and Technology Commission 21JCQNJC01250Science and Technology Project of Tianjin Municipal Health Commission TJWJ2021QN003Tianjin Key R&D Plan of Tianjin Science and Technology Plan Project 20YFZCSY00360
6 · The paper itself

Abstract

backgroundMetabolism reprogramming plays a vital role in glioblastoma (GBM) progression and recurrence by producing enough energy for highly proliferating tumor cells. In addition, metabolic reprogramming is crucial for tumor growth and immune-escape mechanisms. Epidermal growth factor receptor (EGFR) amplification and EGFR-vIII mutation are often detected in GBM cells, contributing to the malignant behavior. This study aimed to investigate the functional role of the EGFR pathway on fatty acid metabolism remodeling and energy generation.

methodsClinical GBM specimens were selected for single-cell RNA sequencing and untargeted metabolomics analysis. A metabolism-associated RTK-fatty acid-gene signature was constructed and verified. MK-2206 and MK-803 were utilized to block the RTK pathway and mevalonate pathway induced abnormal metabolism. Energy metabolism in GBM with activated EGFR pathway was monitored. The antitumor effect of Osimertinib and Atorvastatin assisted by temozolomide (TMZ) was analyzed by an intracranial tumor model in vivo.

resultsGBM with high EGFR expression had characteristics of lipid remodeling and maintaining high cholesterol levels, supported by the single-cell RNA sequencing and metabolomics of clinical GBM samples. Inhibition of the EGFR/AKT and mevalonate pathways could remodel energy metabolism by repressing the tricarboxylic acid cycle and modulating ATP production. Mechanistically, the EGFR/AKT pathway upregulated the expressions of acyl-CoA synthetase short-chain family member 3 (ACSS3), acyl-CoA synthetase long-chain family member 3 (ACSL3), and long-chain fatty acid elongation-related gene ELOVL fatty acid elongase 2 (ELOVL2) in an NF-κB-dependent manner. Moreover, inhibition of the mevalonate pathway reduced the EGFR level on the cell membranes, thereby affecting the signal transduction of the EGFR/AKT pathway. Therefore, targeting the EGFR/AKT and mevalonate pathways enhanced the antitumor effect of TMZ in GBM cells and animal models.

conclusionsOur findings not only uncovered the mechanism of metabolic reprogramming in EGFR-activated GBM but also provided a combinatorial therapeutic strategy for clinical GBM management.

Indexed as

GlioblastomaAnimalsCell Line, TumorEnergy MetabolismErbB ReceptorsFatty AcidsLigasesMevalonic AcidProto-Oncogene Proteins c-aktTemozolomideErbB ReceptorsFatty AcidsLigasesMevalonic AcidProto-Oncogene Proteins c-aktTemozolomidecombinatorial therapeutic strategyEGFRenergy metabolismglioblastoma

Identifiers

PMID37920878
PMCPMC10693308

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.