Hexokinases II‐mediated glycolysis governs susceptibility to crizotinib in ALK‐positive non‐small cell lung cancer

Abstract Background Activation of ALK leads to a high level of aerobic glycolysis related to crizotinib insensitivity in anaplastic lymphoma kinase‐positive non‐small cell lung cancer (ALK+ NSCLC). The strategy and mechanism of glycolysis inhibition in sensitizing ALK+ NSCLC cells to crizotinib requ...

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Autores principales: Caiyu Lin, Hengyi Chen, Rui Han, Li Li, Conghua Lu, Shuai Hao, Yubo Wang, Yong He
Formato: article
Lenguaje:EN
Publicado: Wiley 2021
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2DG
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spelling oai:doaj.org-article:4bb9d66354ef4b3b930a41e96b102ed72021-12-02T02:34:55ZHexokinases II‐mediated glycolysis governs susceptibility to crizotinib in ALK‐positive non‐small cell lung cancer1759-77141759-770610.1111/1759-7714.14184https://doaj.org/article/4bb9d66354ef4b3b930a41e96b102ed72021-12-01T00:00:00Zhttps://doi.org/10.1111/1759-7714.14184https://doaj.org/toc/1759-7706https://doaj.org/toc/1759-7714Abstract Background Activation of ALK leads to a high level of aerobic glycolysis related to crizotinib insensitivity in anaplastic lymphoma kinase‐positive non‐small cell lung cancer (ALK+ NSCLC). The strategy and mechanism of glycolysis inhibition in sensitizing ALK+ NSCLC cells to crizotinib requires further investigation. Methods The levels of glycolysis in H3122 and H2228 cells were evaluated through detection of glucose consumption and lactate production. MTT assay was used to explore the effects of glycolytic inhibitors on crizotinib sensitivity, and the potential mechanism of action were detected by colony formation, Ki67 incorporation assay, transwell assay, small interfering RNA technology and western blot analysis. Results ALK+ NSCLC cells exhibited significantly higher levels of glycolysis compared to ALK− NSCLC cells. Long‐term exposure to crizotinib could decrease the sensitivity of ALK+ NSCLC cells to crizotinib via increasing the levels of glycolysis related to hexokinases II (HK2). Crizotinib in combination with glycolysis inhibitor 2‐deoxy‐D‐glucose (2DG) synergistically inhibited proliferation, glycolysis, colony formation and invasion ability of ALK+ NSCLC cells. 2DG sensitization crizotinib might be associated with the inhibition of HK2‐mediated glycolysis and P‐ALK/AKT/mTOR signaling pathway in H3122 and H2228 cells. Conclusions These results indicate that HK2‐mediated glycolysis plays a crucial role in the increased tolerance of ALK+ NSCLC cells to crizotinib. 2DG may sensitize ALK+ NSCLC to crizotinib via suppression of HK2‐mediated glycolysis and the AKT/mTOR signaling pathway.Caiyu LinHengyi ChenRui HanLi LiConghua LuShuai HaoYubo WangYong HeWileyarticle2DGaerobic glycolysisanaplastic lymphoma kinasecrizotinib tolerancehexokinases IINeoplasms. Tumors. Oncology. Including cancer and carcinogensRC254-282ENThoracic Cancer, Vol 12, Iss 23, Pp 3184-3193 (2021)
institution DOAJ
collection DOAJ
language EN
topic 2DG
aerobic glycolysis
anaplastic lymphoma kinase
crizotinib tolerance
hexokinases II
Neoplasms. Tumors. Oncology. Including cancer and carcinogens
RC254-282
spellingShingle 2DG
aerobic glycolysis
anaplastic lymphoma kinase
crizotinib tolerance
hexokinases II
Neoplasms. Tumors. Oncology. Including cancer and carcinogens
RC254-282
Caiyu Lin
Hengyi Chen
Rui Han
Li Li
Conghua Lu
Shuai Hao
Yubo Wang
Yong He
Hexokinases II‐mediated glycolysis governs susceptibility to crizotinib in ALK‐positive non‐small cell lung cancer
description Abstract Background Activation of ALK leads to a high level of aerobic glycolysis related to crizotinib insensitivity in anaplastic lymphoma kinase‐positive non‐small cell lung cancer (ALK+ NSCLC). The strategy and mechanism of glycolysis inhibition in sensitizing ALK+ NSCLC cells to crizotinib requires further investigation. Methods The levels of glycolysis in H3122 and H2228 cells were evaluated through detection of glucose consumption and lactate production. MTT assay was used to explore the effects of glycolytic inhibitors on crizotinib sensitivity, and the potential mechanism of action were detected by colony formation, Ki67 incorporation assay, transwell assay, small interfering RNA technology and western blot analysis. Results ALK+ NSCLC cells exhibited significantly higher levels of glycolysis compared to ALK− NSCLC cells. Long‐term exposure to crizotinib could decrease the sensitivity of ALK+ NSCLC cells to crizotinib via increasing the levels of glycolysis related to hexokinases II (HK2). Crizotinib in combination with glycolysis inhibitor 2‐deoxy‐D‐glucose (2DG) synergistically inhibited proliferation, glycolysis, colony formation and invasion ability of ALK+ NSCLC cells. 2DG sensitization crizotinib might be associated with the inhibition of HK2‐mediated glycolysis and P‐ALK/AKT/mTOR signaling pathway in H3122 and H2228 cells. Conclusions These results indicate that HK2‐mediated glycolysis plays a crucial role in the increased tolerance of ALK+ NSCLC cells to crizotinib. 2DG may sensitize ALK+ NSCLC to crizotinib via suppression of HK2‐mediated glycolysis and the AKT/mTOR signaling pathway.
format article
author Caiyu Lin
Hengyi Chen
Rui Han
Li Li
Conghua Lu
Shuai Hao
Yubo Wang
Yong He
author_facet Caiyu Lin
Hengyi Chen
Rui Han
Li Li
Conghua Lu
Shuai Hao
Yubo Wang
Yong He
author_sort Caiyu Lin
title Hexokinases II‐mediated glycolysis governs susceptibility to crizotinib in ALK‐positive non‐small cell lung cancer
title_short Hexokinases II‐mediated glycolysis governs susceptibility to crizotinib in ALK‐positive non‐small cell lung cancer
title_full Hexokinases II‐mediated glycolysis governs susceptibility to crizotinib in ALK‐positive non‐small cell lung cancer
title_fullStr Hexokinases II‐mediated glycolysis governs susceptibility to crizotinib in ALK‐positive non‐small cell lung cancer
title_full_unstemmed Hexokinases II‐mediated glycolysis governs susceptibility to crizotinib in ALK‐positive non‐small cell lung cancer
title_sort hexokinases ii‐mediated glycolysis governs susceptibility to crizotinib in alk‐positive non‐small cell lung cancer
publisher Wiley
publishDate 2021
url https://doaj.org/article/4bb9d66354ef4b3b930a41e96b102ed7
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