Ferroptosis in Cancer Immunotherapy—Implications for Hepatocellular Carcinoma

Ferroptosis is a recently recognized iron-dependent form of non-apoptotic regulated cell death (RCD) characterized by lipid peroxide accumulation to lethal levels. Cancer cells, which show an increased iron dependency to enable rapid growth, seem vulnerable to ferroptosis. There is also increasing e...

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Main Authors: Johanna Kusnick, Alix Bruneau, Frank Tacke, Linda Hammerich
Format: Article
Language:English
Published: MDPI AG 2022-02-01
Series:Immuno
Subjects:
Online Access:https://www.mdpi.com/2673-5601/2/1/14
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author Johanna Kusnick
Alix Bruneau
Frank Tacke
Linda Hammerich
author_facet Johanna Kusnick
Alix Bruneau
Frank Tacke
Linda Hammerich
author_sort Johanna Kusnick
collection DOAJ
description Ferroptosis is a recently recognized iron-dependent form of non-apoptotic regulated cell death (RCD) characterized by lipid peroxide accumulation to lethal levels. Cancer cells, which show an increased iron dependency to enable rapid growth, seem vulnerable to ferroptosis. There is also increasing evidence that ferroptosis might be immunogenic and therefore could synergize with immunotherapies. Hepatocellular carcinoma (HCC) is the most common primary liver tumor with a low survival rate due to frequent recurrence and limited efficacy of conventional chemotherapies, illustrating the urgent need for novel drug approaches or combinatorial strategies. Immunotherapy is a new treatment approach for advanced HCC patients. In this setting, ferroptosis inducers may have substantial clinical potential. However, there are still many questions to answer before the mystery of ferroptosis is fully unveiled. This review discusses the existing studies and our current understanding regarding the molecular mechanisms of ferroptosis with the goal of enhancing response to immunotherapy of liver cancer. In addition, challenges and opportunities in clinical applications of potential candidates for ferroptosis-driven therapeutic strategies will be summarized. Unraveling the role of ferroptosis in the immune response could benefit the development of promising anti-cancer therapies that overcome drug resistance and prevent tumor metastasis.
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spelling doaj.art-0f1cefb186fa4911a537c8cd7f7004eb2023-11-24T01:40:26ZengMDPI AGImmuno2673-56012022-02-012118521710.3390/immuno2010014Ferroptosis in Cancer Immunotherapy—Implications for Hepatocellular CarcinomaJohanna Kusnick0Alix Bruneau1Frank Tacke2Linda Hammerich3Department of Hepatology and Gastroenterology, Charité Universitätsmedizin Berlin, Augustenburger Platz 1, 13353 Berlin, GermanyDepartment of Hepatology and Gastroenterology, Charité Universitätsmedizin Berlin, Augustenburger Platz 1, 13353 Berlin, GermanyDepartment of Hepatology and Gastroenterology, Charité Universitätsmedizin Berlin, Augustenburger Platz 1, 13353 Berlin, GermanyDepartment of Hepatology and Gastroenterology, Charité Universitätsmedizin Berlin, Augustenburger Platz 1, 13353 Berlin, GermanyFerroptosis is a recently recognized iron-dependent form of non-apoptotic regulated cell death (RCD) characterized by lipid peroxide accumulation to lethal levels. Cancer cells, which show an increased iron dependency to enable rapid growth, seem vulnerable to ferroptosis. There is also increasing evidence that ferroptosis might be immunogenic and therefore could synergize with immunotherapies. Hepatocellular carcinoma (HCC) is the most common primary liver tumor with a low survival rate due to frequent recurrence and limited efficacy of conventional chemotherapies, illustrating the urgent need for novel drug approaches or combinatorial strategies. Immunotherapy is a new treatment approach for advanced HCC patients. In this setting, ferroptosis inducers may have substantial clinical potential. However, there are still many questions to answer before the mystery of ferroptosis is fully unveiled. This review discusses the existing studies and our current understanding regarding the molecular mechanisms of ferroptosis with the goal of enhancing response to immunotherapy of liver cancer. In addition, challenges and opportunities in clinical applications of potential candidates for ferroptosis-driven therapeutic strategies will be summarized. Unraveling the role of ferroptosis in the immune response could benefit the development of promising anti-cancer therapies that overcome drug resistance and prevent tumor metastasis.https://www.mdpi.com/2673-5601/2/1/14ferroptosisimmunotherapyHCCcancercell deathlipid peroxidation
spellingShingle Johanna Kusnick
Alix Bruneau
Frank Tacke
Linda Hammerich
Ferroptosis in Cancer Immunotherapy—Implications for Hepatocellular Carcinoma
Immuno
ferroptosis
immunotherapy
HCC
cancer
cell death
lipid peroxidation
title Ferroptosis in Cancer Immunotherapy—Implications for Hepatocellular Carcinoma
title_full Ferroptosis in Cancer Immunotherapy—Implications for Hepatocellular Carcinoma
title_fullStr Ferroptosis in Cancer Immunotherapy—Implications for Hepatocellular Carcinoma
title_full_unstemmed Ferroptosis in Cancer Immunotherapy—Implications for Hepatocellular Carcinoma
title_short Ferroptosis in Cancer Immunotherapy—Implications for Hepatocellular Carcinoma
title_sort ferroptosis in cancer immunotherapy implications for hepatocellular carcinoma
topic ferroptosis
immunotherapy
HCC
cancer
cell death
lipid peroxidation
url https://www.mdpi.com/2673-5601/2/1/14
work_keys_str_mv AT johannakusnick ferroptosisincancerimmunotherapyimplicationsforhepatocellularcarcinoma
AT alixbruneau ferroptosisincancerimmunotherapyimplicationsforhepatocellularcarcinoma
AT franktacke ferroptosisincancerimmunotherapyimplicationsforhepatocellularcarcinoma
AT lindahammerich ferroptosisincancerimmunotherapyimplicationsforhepatocellularcarcinoma