Antifibrotic Effect of Smad Decoy Oligodeoxynucleotide in a CCl4-Induced Hepatic Fibrosis Animal Model

Hepatic fibrosis is the wound-healing process of chronic hepatic disease that leads to the end-stage of hepatocellular carcinoma and demolition of hepatic structures. Epithelial–mesenchymal transition (EMT) has been identified to phenotypic conversion of the epithelium to mesenchymal phenotype that...

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Main Authors: Mi-Gyeong Gwon, Jung-Yeon Kim, Hyun-Jin An, Woon-Hae Kim, Hyemin Gu, Min-Kyung Kim, Sok Cheon Pak, Kwan-Kyu Park
Format: Article
Language:English
Published: MDPI AG 2018-08-01
Series:Molecules
Subjects:
Online Access:http://www.mdpi.com/1420-3049/23/8/1991
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author Mi-Gyeong Gwon
Jung-Yeon Kim
Hyun-Jin An
Woon-Hae Kim
Hyemin Gu
Min-Kyung Kim
Sok Cheon Pak
Kwan-Kyu Park
author_facet Mi-Gyeong Gwon
Jung-Yeon Kim
Hyun-Jin An
Woon-Hae Kim
Hyemin Gu
Min-Kyung Kim
Sok Cheon Pak
Kwan-Kyu Park
author_sort Mi-Gyeong Gwon
collection DOAJ
description Hepatic fibrosis is the wound-healing process of chronic hepatic disease that leads to the end-stage of hepatocellular carcinoma and demolition of hepatic structures. Epithelial–mesenchymal transition (EMT) has been identified to phenotypic conversion of the epithelium to mesenchymal phenotype that occurred during fibrosis. Smad decoy oligodeoxynucleotide (ODN) is a synthetic DNA fragment containing a complementary sequence of Smad transcription factor. Thus, this study evaluated the antifibrotic effects of Smad decoy ODN on carbon tetrachloride (CCl4)-induced hepatic fibrosis in mice. As shown in histological results, CCl4 treatment triggered hepatic fibrosis and increased Smad expression. On the contrary, Smad decoy ODN administration suppressed fibrogenesis and EMT process. The expression of Smad signaling and EMT-associated protein was markedly decreased in Smad decoy ODN-treated mice compared with CCl4-injured mice. In conclusion, these data indicate the practicability of Smad decoy ODN administration for preventing hepatic fibrosis and EMT processes.
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spelling doaj.art-c0f64ed56692485f9eaf7d5283cee4532022-12-21T18:48:25ZengMDPI AGMolecules1420-30492018-08-01238199110.3390/molecules23081991molecules23081991Antifibrotic Effect of Smad Decoy Oligodeoxynucleotide in a CCl4-Induced Hepatic Fibrosis Animal ModelMi-Gyeong Gwon0Jung-Yeon Kim1Hyun-Jin An2Woon-Hae Kim3Hyemin Gu4Min-Kyung Kim5Sok Cheon Pak6Kwan-Kyu Park7Department of Pathology, College of Medicine, Catholic University of Daegu, 33, Duryugongwon-ro 17-gil, Nam-gu, Daegu 42472, KoreaDepartment of Pathology, College of Medicine, Catholic University of Daegu, 33, Duryugongwon-ro 17-gil, Nam-gu, Daegu 42472, KoreaDepartment of Pathology, College of Medicine, Catholic University of Daegu, 33, Duryugongwon-ro 17-gil, Nam-gu, Daegu 42472, KoreaDepartment of Pathology, College of Medicine, Catholic University of Daegu, 33, Duryugongwon-ro 17-gil, Nam-gu, Daegu 42472, KoreaDepartment of Pathology, College of Medicine, Catholic University of Daegu, 33, Duryugongwon-ro 17-gil, Nam-gu, Daegu 42472, KoreaDepartment of Pathology, Dongguk University School of Medicine, Gyeongju 38066, KoreaSchool of Biomedical Sciences, Charles Sturt University, Panorama Avenue, Bathurst, NSW 2795, AustraliaDepartment of Pathology, College of Medicine, Catholic University of Daegu, 33, Duryugongwon-ro 17-gil, Nam-gu, Daegu 42472, KoreaHepatic fibrosis is the wound-healing process of chronic hepatic disease that leads to the end-stage of hepatocellular carcinoma and demolition of hepatic structures. Epithelial–mesenchymal transition (EMT) has been identified to phenotypic conversion of the epithelium to mesenchymal phenotype that occurred during fibrosis. Smad decoy oligodeoxynucleotide (ODN) is a synthetic DNA fragment containing a complementary sequence of Smad transcription factor. Thus, this study evaluated the antifibrotic effects of Smad decoy ODN on carbon tetrachloride (CCl4)-induced hepatic fibrosis in mice. As shown in histological results, CCl4 treatment triggered hepatic fibrosis and increased Smad expression. On the contrary, Smad decoy ODN administration suppressed fibrogenesis and EMT process. The expression of Smad signaling and EMT-associated protein was markedly decreased in Smad decoy ODN-treated mice compared with CCl4-injured mice. In conclusion, these data indicate the practicability of Smad decoy ODN administration for preventing hepatic fibrosis and EMT processes.http://www.mdpi.com/1420-3049/23/8/1991liver fibrosisSmaddecoyoligodeoxynucleotideCCl4
spellingShingle Mi-Gyeong Gwon
Jung-Yeon Kim
Hyun-Jin An
Woon-Hae Kim
Hyemin Gu
Min-Kyung Kim
Sok Cheon Pak
Kwan-Kyu Park
Antifibrotic Effect of Smad Decoy Oligodeoxynucleotide in a CCl4-Induced Hepatic Fibrosis Animal Model
Molecules
liver fibrosis
Smad
decoy
oligodeoxynucleotide
CCl4
title Antifibrotic Effect of Smad Decoy Oligodeoxynucleotide in a CCl4-Induced Hepatic Fibrosis Animal Model
title_full Antifibrotic Effect of Smad Decoy Oligodeoxynucleotide in a CCl4-Induced Hepatic Fibrosis Animal Model
title_fullStr Antifibrotic Effect of Smad Decoy Oligodeoxynucleotide in a CCl4-Induced Hepatic Fibrosis Animal Model
title_full_unstemmed Antifibrotic Effect of Smad Decoy Oligodeoxynucleotide in a CCl4-Induced Hepatic Fibrosis Animal Model
title_short Antifibrotic Effect of Smad Decoy Oligodeoxynucleotide in a CCl4-Induced Hepatic Fibrosis Animal Model
title_sort antifibrotic effect of smad decoy oligodeoxynucleotide in a ccl4 induced hepatic fibrosis animal model
topic liver fibrosis
Smad
decoy
oligodeoxynucleotide
CCl4
url http://www.mdpi.com/1420-3049/23/8/1991
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