Regulatory Functions and Mechanisms of Circular RNAs in Hepatic Stellate Cell Activation and Liver Fibrosis

Chronic liver injury induces the activation of hepatic stellate cells (HSCs) into myofibroblasts, which produce excessive amounts of extracellular matrix (ECM), resulting in tissue fibrosis. If the injury persists, these fibrous scars could be permanent and disrupt liver architecture and function. C...

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Main Authors: Archittapon Nokkeaw, Pannathon Thamjamrassri, Pisit Tangkijvanich, Chaiyaboot Ariyachet
Format: Article
Language:English
Published: MDPI AG 2023-01-01
Series:Cells
Subjects:
Online Access:https://www.mdpi.com/2073-4409/12/3/378
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author Archittapon Nokkeaw
Pannathon Thamjamrassri
Pisit Tangkijvanich
Chaiyaboot Ariyachet
author_facet Archittapon Nokkeaw
Pannathon Thamjamrassri
Pisit Tangkijvanich
Chaiyaboot Ariyachet
author_sort Archittapon Nokkeaw
collection DOAJ
description Chronic liver injury induces the activation of hepatic stellate cells (HSCs) into myofibroblasts, which produce excessive amounts of extracellular matrix (ECM), resulting in tissue fibrosis. If the injury persists, these fibrous scars could be permanent and disrupt liver architecture and function. Currently, effective anti-fibrotic therapies are lacking; hence, understanding molecular mechanisms that control HSC activation could hold a key to the development of new treatments. Recently, emerging studies have revealed roles of circular RNAs (circRNAs), a class of non-coding RNAs that was initially assumed to be the result of splicing errors, as new regulators in HSC activation. These circRNAs can modulate the activity of microRNAs (miRNAs) and their interacting protein partners involved in regulating fibrogenic signaling cascades. In this review, we will summarize the current knowledge of this class of non-coding RNAs for their molecular function in HSC activation and liver fibrosis progression.
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spelling doaj.art-f3202998bbe94c3b9cf83a33f1ed4a2a2023-11-16T16:20:46ZengMDPI AGCells2073-44092023-01-0112337810.3390/cells12030378Regulatory Functions and Mechanisms of Circular RNAs in Hepatic Stellate Cell Activation and Liver FibrosisArchittapon Nokkeaw0Pannathon Thamjamrassri1Pisit Tangkijvanich2Chaiyaboot Ariyachet3Department of Biochemistry, Faculty of Medicine, Chulalongkorn University, Bangkok 10330, ThailandDepartment of Biochemistry, Faculty of Medicine, Chulalongkorn University, Bangkok 10330, ThailandDepartment of Biochemistry, Faculty of Medicine, Chulalongkorn University, Bangkok 10330, ThailandDepartment of Biochemistry, Faculty of Medicine, Chulalongkorn University, Bangkok 10330, ThailandChronic liver injury induces the activation of hepatic stellate cells (HSCs) into myofibroblasts, which produce excessive amounts of extracellular matrix (ECM), resulting in tissue fibrosis. If the injury persists, these fibrous scars could be permanent and disrupt liver architecture and function. Currently, effective anti-fibrotic therapies are lacking; hence, understanding molecular mechanisms that control HSC activation could hold a key to the development of new treatments. Recently, emerging studies have revealed roles of circular RNAs (circRNAs), a class of non-coding RNAs that was initially assumed to be the result of splicing errors, as new regulators in HSC activation. These circRNAs can modulate the activity of microRNAs (miRNAs) and their interacting protein partners involved in regulating fibrogenic signaling cascades. In this review, we will summarize the current knowledge of this class of non-coding RNAs for their molecular function in HSC activation and liver fibrosis progression.https://www.mdpi.com/2073-4409/12/3/378non-coding RNAcircular RNAmicroRNAhepatic stellate cellsliver fibrosis
spellingShingle Archittapon Nokkeaw
Pannathon Thamjamrassri
Pisit Tangkijvanich
Chaiyaboot Ariyachet
Regulatory Functions and Mechanisms of Circular RNAs in Hepatic Stellate Cell Activation and Liver Fibrosis
Cells
non-coding RNA
circular RNA
microRNA
hepatic stellate cells
liver fibrosis
title Regulatory Functions and Mechanisms of Circular RNAs in Hepatic Stellate Cell Activation and Liver Fibrosis
title_full Regulatory Functions and Mechanisms of Circular RNAs in Hepatic Stellate Cell Activation and Liver Fibrosis
title_fullStr Regulatory Functions and Mechanisms of Circular RNAs in Hepatic Stellate Cell Activation and Liver Fibrosis
title_full_unstemmed Regulatory Functions and Mechanisms of Circular RNAs in Hepatic Stellate Cell Activation and Liver Fibrosis
title_short Regulatory Functions and Mechanisms of Circular RNAs in Hepatic Stellate Cell Activation and Liver Fibrosis
title_sort regulatory functions and mechanisms of circular rnas in hepatic stellate cell activation and liver fibrosis
topic non-coding RNA
circular RNA
microRNA
hepatic stellate cells
liver fibrosis
url https://www.mdpi.com/2073-4409/12/3/378
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AT pannathonthamjamrassri regulatoryfunctionsandmechanismsofcircularrnasinhepaticstellatecellactivationandliverfibrosis
AT pisittangkijvanich regulatoryfunctionsandmechanismsofcircularrnasinhepaticstellatecellactivationandliverfibrosis
AT chaiyabootariyachet regulatoryfunctionsandmechanismsofcircularrnasinhepaticstellatecellactivationandliverfibrosis