Mechanistic Target of Rapamycin Inhibitors in Renal Cell Carcinoma: Potential, Limitations, and Perspectives

Several elements highlight the importance of the mechanistic target of rapamycin (mTOR) in the biology of renal cell carcinoma (RCC). mTOR signaling pathway is indeed frequently activated in RCC, inducing cancer cell proliferation and survival. In addition, mTOR promotes tumor angiogenesis and regul...

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Main Authors: Seraina Faes, Nicolas Demartines, Olivier Dormond
Format: Article
Language:English
Published: Frontiers Media S.A. 2021-03-01
Series:Frontiers in Cell and Developmental Biology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fcell.2021.636037/full
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author Seraina Faes
Nicolas Demartines
Olivier Dormond
author_facet Seraina Faes
Nicolas Demartines
Olivier Dormond
author_sort Seraina Faes
collection DOAJ
description Several elements highlight the importance of the mechanistic target of rapamycin (mTOR) in the biology of renal cell carcinoma (RCC). mTOR signaling pathway is indeed frequently activated in RCC, inducing cancer cell proliferation and survival. In addition, mTOR promotes tumor angiogenesis and regulates the expression of hypoxia-inducible factors that play an important role in a subset of RCC. Despite mTOR protumorigenic effects, mTOR inhibitors have failed to provide long-lasting anticancer benefits in RCC patients, highlighting the need to readdress their role in the treatment of RCC. This review aims to present the rationale and limitations of targeting mTOR in RCC. Future roles of mTOR inhibitors in the treatment of RCC are also discussed, in particular in the context of immunotherapies.
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spelling doaj.art-c867305caf1f4f0c92ed87ca9c96fc102022-12-21T18:35:45ZengFrontiers Media S.A.Frontiers in Cell and Developmental Biology2296-634X2021-03-01910.3389/fcell.2021.636037636037Mechanistic Target of Rapamycin Inhibitors in Renal Cell Carcinoma: Potential, Limitations, and PerspectivesSeraina FaesNicolas DemartinesOlivier DormondSeveral elements highlight the importance of the mechanistic target of rapamycin (mTOR) in the biology of renal cell carcinoma (RCC). mTOR signaling pathway is indeed frequently activated in RCC, inducing cancer cell proliferation and survival. In addition, mTOR promotes tumor angiogenesis and regulates the expression of hypoxia-inducible factors that play an important role in a subset of RCC. Despite mTOR protumorigenic effects, mTOR inhibitors have failed to provide long-lasting anticancer benefits in RCC patients, highlighting the need to readdress their role in the treatment of RCC. This review aims to present the rationale and limitations of targeting mTOR in RCC. Future roles of mTOR inhibitors in the treatment of RCC are also discussed, in particular in the context of immunotherapies.https://www.frontiersin.org/articles/10.3389/fcell.2021.636037/fullmTORrapalogsrenal cell carcinomaHIF-αangiogenesis
spellingShingle Seraina Faes
Nicolas Demartines
Olivier Dormond
Mechanistic Target of Rapamycin Inhibitors in Renal Cell Carcinoma: Potential, Limitations, and Perspectives
Frontiers in Cell and Developmental Biology
mTOR
rapalogs
renal cell carcinoma
HIF-α
angiogenesis
title Mechanistic Target of Rapamycin Inhibitors in Renal Cell Carcinoma: Potential, Limitations, and Perspectives
title_full Mechanistic Target of Rapamycin Inhibitors in Renal Cell Carcinoma: Potential, Limitations, and Perspectives
title_fullStr Mechanistic Target of Rapamycin Inhibitors in Renal Cell Carcinoma: Potential, Limitations, and Perspectives
title_full_unstemmed Mechanistic Target of Rapamycin Inhibitors in Renal Cell Carcinoma: Potential, Limitations, and Perspectives
title_short Mechanistic Target of Rapamycin Inhibitors in Renal Cell Carcinoma: Potential, Limitations, and Perspectives
title_sort mechanistic target of rapamycin inhibitors in renal cell carcinoma potential limitations and perspectives
topic mTOR
rapalogs
renal cell carcinoma
HIF-α
angiogenesis
url https://www.frontiersin.org/articles/10.3389/fcell.2021.636037/full
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AT olivierdormond mechanistictargetofrapamycininhibitorsinrenalcellcarcinomapotentiallimitationsandperspectives