Targeting Lysosomes in Cancer as Promising Strategy to Overcome Chemoresistance—A Mini Review

To date, cancer remains a worldwide leading cause of death, with a still rising incidence. This is essentially caused by the fact, that despite the abundance of therapeutic targets and treatment strategies, insufficient response and multidrug resistance frequently occur. Underlying mechanisms are mu...

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Main Authors: Franz Geisslinger, Martin Müller, Angelika M. Vollmar, Karin Bartel
Format: Article
Language:English
Published: Frontiers Media S.A. 2020-07-01
Series:Frontiers in Oncology
Subjects:
Online Access:https://www.frontiersin.org/article/10.3389/fonc.2020.01156/full
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author Franz Geisslinger
Martin Müller
Angelika M. Vollmar
Karin Bartel
author_facet Franz Geisslinger
Martin Müller
Angelika M. Vollmar
Karin Bartel
author_sort Franz Geisslinger
collection DOAJ
description To date, cancer remains a worldwide leading cause of death, with a still rising incidence. This is essentially caused by the fact, that despite the abundance of therapeutic targets and treatment strategies, insufficient response and multidrug resistance frequently occur. Underlying mechanisms are multifaceted and extensively studied. In recent research, it became evident, that the lysosome is of importance in drug resistance phenotypes. While it has long been considered just as cellular waste bag, it is now widely known that lysosomes play an important role in important cellular signaling processes and are in the focus of cancer research. In that regard lysosomes are now considered as so-called “drug safe-houses” in which chemotherapeutics are trapped passively by diffusion or actively by lysosomal P-glycoprotein activity, which prevents them from reaching their intracellular targets. Furthermore, alterations in lysosome to nucleus signaling by the transcription factor EB (TFEB)—mTORC1 axis are implicated in development of chemoresistance. The identification of lysosomes as essential players in drug resistance has introduced novel strategies to overcome chemoresistance and led to innovate therapeutic approaches. This mini review gives an overview of the current state of research on the role of lysosomes in chemoresistance, summarizing underlying mechanisms and treatment strategies and critically discussing open questions and drawbacks.
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spelling doaj.art-7764b20afa5b48eb8edccddad63d336f2022-12-21T20:12:07ZengFrontiers Media S.A.Frontiers in Oncology2234-943X2020-07-011010.3389/fonc.2020.01156549433Targeting Lysosomes in Cancer as Promising Strategy to Overcome Chemoresistance—A Mini ReviewFranz GeisslingerMartin MüllerAngelika M. VollmarKarin BartelTo date, cancer remains a worldwide leading cause of death, with a still rising incidence. This is essentially caused by the fact, that despite the abundance of therapeutic targets and treatment strategies, insufficient response and multidrug resistance frequently occur. Underlying mechanisms are multifaceted and extensively studied. In recent research, it became evident, that the lysosome is of importance in drug resistance phenotypes. While it has long been considered just as cellular waste bag, it is now widely known that lysosomes play an important role in important cellular signaling processes and are in the focus of cancer research. In that regard lysosomes are now considered as so-called “drug safe-houses” in which chemotherapeutics are trapped passively by diffusion or actively by lysosomal P-glycoprotein activity, which prevents them from reaching their intracellular targets. Furthermore, alterations in lysosome to nucleus signaling by the transcription factor EB (TFEB)—mTORC1 axis are implicated in development of chemoresistance. The identification of lysosomes as essential players in drug resistance has introduced novel strategies to overcome chemoresistance and led to innovate therapeutic approaches. This mini review gives an overview of the current state of research on the role of lysosomes in chemoresistance, summarizing underlying mechanisms and treatment strategies and critically discussing open questions and drawbacks.https://www.frontiersin.org/article/10.3389/fonc.2020.01156/fullchemoresistancecytostaticscancerlysosomeTFEB
spellingShingle Franz Geisslinger
Martin Müller
Angelika M. Vollmar
Karin Bartel
Targeting Lysosomes in Cancer as Promising Strategy to Overcome Chemoresistance—A Mini Review
Frontiers in Oncology
chemoresistance
cytostatics
cancer
lysosome
TFEB
title Targeting Lysosomes in Cancer as Promising Strategy to Overcome Chemoresistance—A Mini Review
title_full Targeting Lysosomes in Cancer as Promising Strategy to Overcome Chemoresistance—A Mini Review
title_fullStr Targeting Lysosomes in Cancer as Promising Strategy to Overcome Chemoresistance—A Mini Review
title_full_unstemmed Targeting Lysosomes in Cancer as Promising Strategy to Overcome Chemoresistance—A Mini Review
title_short Targeting Lysosomes in Cancer as Promising Strategy to Overcome Chemoresistance—A Mini Review
title_sort targeting lysosomes in cancer as promising strategy to overcome chemoresistance a mini review
topic chemoresistance
cytostatics
cancer
lysosome
TFEB
url https://www.frontiersin.org/article/10.3389/fonc.2020.01156/full
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