Signaling Nodes Associated with Endoplasmic Reticulum Stress during NAFLD Progression

Excess and sustained endoplasmic reticulum (ER) stress, paired with a failure of initial adaptive responses, acts as a critical trigger of nonalcoholic fatty liver disease (NAFLD) progression. Unfortunately, there is no drug currently approved for treatment, and the molecular basis of pathogenesis b...

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Main Authors: Ja Hyun Koo, Chang Yeob Han
Format: Article
Language:English
Published: MDPI AG 2021-02-01
Series:Biomolecules
Subjects:
Online Access:https://www.mdpi.com/2218-273X/11/2/242
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author Ja Hyun Koo
Chang Yeob Han
author_facet Ja Hyun Koo
Chang Yeob Han
author_sort Ja Hyun Koo
collection DOAJ
description Excess and sustained endoplasmic reticulum (ER) stress, paired with a failure of initial adaptive responses, acts as a critical trigger of nonalcoholic fatty liver disease (NAFLD) progression. Unfortunately, there is no drug currently approved for treatment, and the molecular basis of pathogenesis by ER stress remains poorly understood. Classical ER stress pathway molecules have distinct but inter-connected functions and complicated effects at each phase of the disease. Identification of the specific molecular signal mediators of the ER stress-mediated pathogenesis is, therefore, a crucial step in the development of new treatments. These signaling nodes may be specific to the cell type and/or the phase of disease progression. In this review, we highlight the recent advancements in knowledge concerning signaling nodes associated with ER stress and NAFLD progression in various types of liver cells.
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spelling doaj.art-27d24e5456d34e57aced2d6442fc35422023-12-03T12:54:00ZengMDPI AGBiomolecules2218-273X2021-02-0111224210.3390/biom11020242Signaling Nodes Associated with Endoplasmic Reticulum Stress during NAFLD ProgressionJa Hyun Koo0Chang Yeob Han1Department of Physiology, College of Medicine, The Catholic University of Korea, 222 Banpo-daero, Seocho-gu, Seoul 06591, KoreaSchool of Pharmacy and Institute of New Drug Development, Jeonbuk National University, 567 Baekje-daero, Deokjin-gu, Jeonju-si, Jeollabuk-do 54896, KoreaExcess and sustained endoplasmic reticulum (ER) stress, paired with a failure of initial adaptive responses, acts as a critical trigger of nonalcoholic fatty liver disease (NAFLD) progression. Unfortunately, there is no drug currently approved for treatment, and the molecular basis of pathogenesis by ER stress remains poorly understood. Classical ER stress pathway molecules have distinct but inter-connected functions and complicated effects at each phase of the disease. Identification of the specific molecular signal mediators of the ER stress-mediated pathogenesis is, therefore, a crucial step in the development of new treatments. These signaling nodes may be specific to the cell type and/or the phase of disease progression. In this review, we highlight the recent advancements in knowledge concerning signaling nodes associated with ER stress and NAFLD progression in various types of liver cells.https://www.mdpi.com/2218-273X/11/2/242ER stressunfold protein responsenonalcoholic fatty liver diseasehepatocyteshepatic stellate cellsKupffer cells
spellingShingle Ja Hyun Koo
Chang Yeob Han
Signaling Nodes Associated with Endoplasmic Reticulum Stress during NAFLD Progression
Biomolecules
ER stress
unfold protein response
nonalcoholic fatty liver disease
hepatocytes
hepatic stellate cells
Kupffer cells
title Signaling Nodes Associated with Endoplasmic Reticulum Stress during NAFLD Progression
title_full Signaling Nodes Associated with Endoplasmic Reticulum Stress during NAFLD Progression
title_fullStr Signaling Nodes Associated with Endoplasmic Reticulum Stress during NAFLD Progression
title_full_unstemmed Signaling Nodes Associated with Endoplasmic Reticulum Stress during NAFLD Progression
title_short Signaling Nodes Associated with Endoplasmic Reticulum Stress during NAFLD Progression
title_sort signaling nodes associated with endoplasmic reticulum stress during nafld progression
topic ER stress
unfold protein response
nonalcoholic fatty liver disease
hepatocytes
hepatic stellate cells
Kupffer cells
url https://www.mdpi.com/2218-273X/11/2/242
work_keys_str_mv AT jahyunkoo signalingnodesassociatedwithendoplasmicreticulumstressduringnafldprogression
AT changyeobhan signalingnodesassociatedwithendoplasmicreticulumstressduringnafldprogression