Autophagy and intermittent fasting: the connection for cancer therapy?

Cancer is a leading cause of death worldwide, and its incidence is continually increasing. Although anticancer therapy has improved significantly, it still has limited efficacy for tumor eradication and is highly toxic to healthy cells. Thus, novel therapeutic strategies to improve chemotherapy, rad...

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Main Authors: Fernanda Antunes, Adolfo Garcia Erustes, Angélica Jardim Costa, Ana Carolina Nascimento, Claudia Bincoletto, Rodrigo Portes Ureshino, Gustavo José Silva Pereira, Soraya Soubhi Smaili
Format: Article
Language:English
Published: Elsevier España 2018-12-01
Series:Clinics
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1807-59322018000200339&lng=en&tlng=en
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author Fernanda Antunes
Adolfo Garcia Erustes
Angélica Jardim Costa
Ana Carolina Nascimento
Claudia Bincoletto
Rodrigo Portes Ureshino
Gustavo José Silva Pereira
Soraya Soubhi Smaili
author_facet Fernanda Antunes
Adolfo Garcia Erustes
Angélica Jardim Costa
Ana Carolina Nascimento
Claudia Bincoletto
Rodrigo Portes Ureshino
Gustavo José Silva Pereira
Soraya Soubhi Smaili
author_sort Fernanda Antunes
collection DOAJ
description Cancer is a leading cause of death worldwide, and its incidence is continually increasing. Although anticancer therapy has improved significantly, it still has limited efficacy for tumor eradication and is highly toxic to healthy cells. Thus, novel therapeutic strategies to improve chemotherapy, radiotherapy and targeted therapy are an important goal in cancer research. Macroautophagy (herein referred to as autophagy) is a conserved lysosomal degradation pathway for the intracellular recycling of macromolecules and clearance of damaged organelles and misfolded proteins to ensure cellular homeostasis. Dysfunctional autophagy contributes to many diseases, including cancer. Autophagy can suppress or promote tumors depending on the developmental stage and tumor type, and modulating autophagy for cancer treatment is an interesting therapeutic approach currently under intense investigation. Nutritional restriction is a promising protocol to modulate autophagy and enhance the efficacy of anticancer therapies while protecting normal cells. Here, the description and role of autophagy in tumorigenesis will be summarized. Moreover, the possibility of using fasting as an adjuvant therapy for cancer treatment, as well as the molecular mechanisms underlying this approach, will be presented.
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spelling doaj.art-e00c0d840d7d40c183b74012255cbbcd2022-12-22T01:22:00ZengElsevier EspañaClinics1980-53222018-12-0173suppl 110.6061/clinics/2018/e814sS1807-59322018000200339Autophagy and intermittent fasting: the connection for cancer therapy?Fernanda AntunesAdolfo Garcia ErustesAngélica Jardim CostaAna Carolina NascimentoClaudia BincolettoRodrigo Portes UreshinoGustavo José Silva PereiraSoraya Soubhi SmailiCancer is a leading cause of death worldwide, and its incidence is continually increasing. Although anticancer therapy has improved significantly, it still has limited efficacy for tumor eradication and is highly toxic to healthy cells. Thus, novel therapeutic strategies to improve chemotherapy, radiotherapy and targeted therapy are an important goal in cancer research. Macroautophagy (herein referred to as autophagy) is a conserved lysosomal degradation pathway for the intracellular recycling of macromolecules and clearance of damaged organelles and misfolded proteins to ensure cellular homeostasis. Dysfunctional autophagy contributes to many diseases, including cancer. Autophagy can suppress or promote tumors depending on the developmental stage and tumor type, and modulating autophagy for cancer treatment is an interesting therapeutic approach currently under intense investigation. Nutritional restriction is a promising protocol to modulate autophagy and enhance the efficacy of anticancer therapies while protecting normal cells. Here, the description and role of autophagy in tumorigenesis will be summarized. Moreover, the possibility of using fasting as an adjuvant therapy for cancer treatment, as well as the molecular mechanisms underlying this approach, will be presented.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1807-59322018000200339&lng=en&tlng=enApoptosisAutophagyFastingCancerTherapy
spellingShingle Fernanda Antunes
Adolfo Garcia Erustes
Angélica Jardim Costa
Ana Carolina Nascimento
Claudia Bincoletto
Rodrigo Portes Ureshino
Gustavo José Silva Pereira
Soraya Soubhi Smaili
Autophagy and intermittent fasting: the connection for cancer therapy?
Clinics
Apoptosis
Autophagy
Fasting
Cancer
Therapy
title Autophagy and intermittent fasting: the connection for cancer therapy?
title_full Autophagy and intermittent fasting: the connection for cancer therapy?
title_fullStr Autophagy and intermittent fasting: the connection for cancer therapy?
title_full_unstemmed Autophagy and intermittent fasting: the connection for cancer therapy?
title_short Autophagy and intermittent fasting: the connection for cancer therapy?
title_sort autophagy and intermittent fasting the connection for cancer therapy
topic Apoptosis
Autophagy
Fasting
Cancer
Therapy
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1807-59322018000200339&lng=en&tlng=en
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