Role of Mitochondria-Cytoskeleton Interactions in the Regulation of Mitochondrial Structure and Function in Cancer Stem Cells

Despite the promise of cancer medicine, major challenges currently confronting the treatment of cancer patients include chemoresistance and recurrence. The existence of subpopulations of cancer cells, known as cancer stem cells (CSCs), contributes to the failure of cancer therapies and is associated...

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Main Authors: Jungmin Kim, Jae-Ho Cheong
Format: Article
Language:English
Published: MDPI AG 2020-07-01
Series:Cells
Subjects:
Online Access:https://www.mdpi.com/2073-4409/9/7/1691
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author Jungmin Kim
Jae-Ho Cheong
author_facet Jungmin Kim
Jae-Ho Cheong
author_sort Jungmin Kim
collection DOAJ
description Despite the promise of cancer medicine, major challenges currently confronting the treatment of cancer patients include chemoresistance and recurrence. The existence of subpopulations of cancer cells, known as cancer stem cells (CSCs), contributes to the failure of cancer therapies and is associated with poor clinical outcomes. Of note, one of the recently characterized features of CSCs is augmented mitochondrial function. The cytoskeleton network is essential in regulating mitochondrial morphology and rearrangement, which are inextricably linked to its functions, such as oxidative phosphorylation (OXPHOS). The interaction between the cytoskeleton and mitochondria can enable CSCs to adapt to challenging conditions, such as a lack of energy sources, and to maintain their stemness. Cytoskeleton-mediated mitochondrial trafficking and relocating to the high energy requirement region are crucial steps in epithelial-to-mesenchymal transition (EMT). In addition, the cytoskeleton itself interplays with and blocks the voltage-dependent anion channel (VDAC) to directly regulate bioenergetics. In this review, we describe the regulation of cellular bioenergetics in CSCs, focusing on the cytoskeleton-mediated dynamic control of mitochondrial structure and function.
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spelling doaj.art-773b8598da6c423099a0e139ee9eab032023-11-20T06:45:20ZengMDPI AGCells2073-44092020-07-0197169110.3390/cells9071691Role of Mitochondria-Cytoskeleton Interactions in the Regulation of Mitochondrial Structure and Function in Cancer Stem CellsJungmin Kim0Jae-Ho Cheong1Brain Korea 21 PLUS Project for Medical Science, Yonsei University College of Medicine, Seoul 03722, KoreaBrain Korea 21 PLUS Project for Medical Science, Yonsei University College of Medicine, Seoul 03722, KoreaDespite the promise of cancer medicine, major challenges currently confronting the treatment of cancer patients include chemoresistance and recurrence. The existence of subpopulations of cancer cells, known as cancer stem cells (CSCs), contributes to the failure of cancer therapies and is associated with poor clinical outcomes. Of note, one of the recently characterized features of CSCs is augmented mitochondrial function. The cytoskeleton network is essential in regulating mitochondrial morphology and rearrangement, which are inextricably linked to its functions, such as oxidative phosphorylation (OXPHOS). The interaction between the cytoskeleton and mitochondria can enable CSCs to adapt to challenging conditions, such as a lack of energy sources, and to maintain their stemness. Cytoskeleton-mediated mitochondrial trafficking and relocating to the high energy requirement region are crucial steps in epithelial-to-mesenchymal transition (EMT). In addition, the cytoskeleton itself interplays with and blocks the voltage-dependent anion channel (VDAC) to directly regulate bioenergetics. In this review, we describe the regulation of cellular bioenergetics in CSCs, focusing on the cytoskeleton-mediated dynamic control of mitochondrial structure and function.https://www.mdpi.com/2073-4409/9/7/1691cytoskeletontubulincytoskeleton-mitochondriacancer stem cellcancer mitochondriacancer metabolism
spellingShingle Jungmin Kim
Jae-Ho Cheong
Role of Mitochondria-Cytoskeleton Interactions in the Regulation of Mitochondrial Structure and Function in Cancer Stem Cells
Cells
cytoskeleton
tubulin
cytoskeleton-mitochondria
cancer stem cell
cancer mitochondria
cancer metabolism
title Role of Mitochondria-Cytoskeleton Interactions in the Regulation of Mitochondrial Structure and Function in Cancer Stem Cells
title_full Role of Mitochondria-Cytoskeleton Interactions in the Regulation of Mitochondrial Structure and Function in Cancer Stem Cells
title_fullStr Role of Mitochondria-Cytoskeleton Interactions in the Regulation of Mitochondrial Structure and Function in Cancer Stem Cells
title_full_unstemmed Role of Mitochondria-Cytoskeleton Interactions in the Regulation of Mitochondrial Structure and Function in Cancer Stem Cells
title_short Role of Mitochondria-Cytoskeleton Interactions in the Regulation of Mitochondrial Structure and Function in Cancer Stem Cells
title_sort role of mitochondria cytoskeleton interactions in the regulation of mitochondrial structure and function in cancer stem cells
topic cytoskeleton
tubulin
cytoskeleton-mitochondria
cancer stem cell
cancer mitochondria
cancer metabolism
url https://www.mdpi.com/2073-4409/9/7/1691
work_keys_str_mv AT jungminkim roleofmitochondriacytoskeletoninteractionsintheregulationofmitochondrialstructureandfunctionincancerstemcells
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