Ferroptosis Meets Cell–Cell Contacts

Ferroptosis is a regulated form of cell death characterized by iron dependency and increased lipid peroxidation. Initially assumed to be selectively induced in tumour cells, there is increasing evidence that ferroptosis plays an important role in pathophysiology and numerous cell types and tissues....

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Main Authors: Cornelia Dietrich, Thomas G. Hofmann
Format: Article
Language:English
Published: MDPI AG 2021-09-01
Series:Cells
Subjects:
Online Access:https://www.mdpi.com/2073-4409/10/9/2462
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author Cornelia Dietrich
Thomas G. Hofmann
author_facet Cornelia Dietrich
Thomas G. Hofmann
author_sort Cornelia Dietrich
collection DOAJ
description Ferroptosis is a regulated form of cell death characterized by iron dependency and increased lipid peroxidation. Initially assumed to be selectively induced in tumour cells, there is increasing evidence that ferroptosis plays an important role in pathophysiology and numerous cell types and tissues. Deregulated ferroptosis has been linked to human diseases, such as neurodegenerative diseases, cardiovascular disorders, and cancer. Along these lines, ferroptosis is a promising pathway to overcoming therapy resistance of cancer cells. It is therefore of utmost importance to understand the cellular signalling pathways and the molecular mechanisms underlying ferroptosis regulation, including context-specific effects mediated by the neighbouring cells through cell–cell contacts. Here, we give an overview on the molecular events and machinery linked to ferroptosis induction and commitment. We further summarize and discuss current knowledge about the role of cell–cell contacts, which differ in ferroptosis regulation between normal somatic cells and cancer cells. We present emerging concepts on the underlying mechanisms, address open questions, and discuss the possible impact of cell–cell contacts on exploiting ferroptosis in cancer therapy.
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spelling doaj.art-728e9fb1e853444db618c87ac9aef9212023-11-22T12:26:34ZengMDPI AGCells2073-44092021-09-01109246210.3390/cells10092462Ferroptosis Meets Cell–Cell ContactsCornelia Dietrich0Thomas G. Hofmann1Institute of Toxicology, University Medical Center of the Johannes Gutenberg-University, Obere Zahlbacher Str. 67, 55131 Mainz, GermanyInstitute of Toxicology, University Medical Center of the Johannes Gutenberg-University, Obere Zahlbacher Str. 67, 55131 Mainz, GermanyFerroptosis is a regulated form of cell death characterized by iron dependency and increased lipid peroxidation. Initially assumed to be selectively induced in tumour cells, there is increasing evidence that ferroptosis plays an important role in pathophysiology and numerous cell types and tissues. Deregulated ferroptosis has been linked to human diseases, such as neurodegenerative diseases, cardiovascular disorders, and cancer. Along these lines, ferroptosis is a promising pathway to overcoming therapy resistance of cancer cells. It is therefore of utmost importance to understand the cellular signalling pathways and the molecular mechanisms underlying ferroptosis regulation, including context-specific effects mediated by the neighbouring cells through cell–cell contacts. Here, we give an overview on the molecular events and machinery linked to ferroptosis induction and commitment. We further summarize and discuss current knowledge about the role of cell–cell contacts, which differ in ferroptosis regulation between normal somatic cells and cancer cells. We present emerging concepts on the underlying mechanisms, address open questions, and discuss the possible impact of cell–cell contacts on exploiting ferroptosis in cancer therapy.https://www.mdpi.com/2073-4409/10/9/2462ferroptosiscell–cell contactsepithelial–mesenchymal transitioncancer therapy
spellingShingle Cornelia Dietrich
Thomas G. Hofmann
Ferroptosis Meets Cell–Cell Contacts
Cells
ferroptosis
cell–cell contacts
epithelial–mesenchymal transition
cancer therapy
title Ferroptosis Meets Cell–Cell Contacts
title_full Ferroptosis Meets Cell–Cell Contacts
title_fullStr Ferroptosis Meets Cell–Cell Contacts
title_full_unstemmed Ferroptosis Meets Cell–Cell Contacts
title_short Ferroptosis Meets Cell–Cell Contacts
title_sort ferroptosis meets cell cell contacts
topic ferroptosis
cell–cell contacts
epithelial–mesenchymal transition
cancer therapy
url https://www.mdpi.com/2073-4409/10/9/2462
work_keys_str_mv AT corneliadietrich ferroptosismeetscellcellcontacts
AT thomasghofmann ferroptosismeetscellcellcontacts