MicroRNA-221: A Fine Tuner and Potential Biomarker of Chronic Liver Injury

The last decade has witnessed significant advancements in our understanding of how small noncoding RNAs, such as microRNAs (miRNAs), regulate disease progression. One such miRNA, miR-221, has been shown to play a key role in the progression of liver fibrosis, a common feature of most liver diseases....

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Main Authors: Jovana Markovic, Amar Deep Sharma, Asha Balakrishnan
Format: Article
Language:English
Published: MDPI AG 2020-07-01
Series:Cells
Subjects:
Online Access:https://www.mdpi.com/2073-4409/9/8/1767
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author Jovana Markovic
Amar Deep Sharma
Asha Balakrishnan
author_facet Jovana Markovic
Amar Deep Sharma
Asha Balakrishnan
author_sort Jovana Markovic
collection DOAJ
description The last decade has witnessed significant advancements in our understanding of how small noncoding RNAs, such as microRNAs (miRNAs), regulate disease progression. One such miRNA, miR-221, has been shown to play a key role in the progression of liver fibrosis, a common feature of most liver diseases. Many reports have demonstrated the upregulation of miR-221 in liver fibrosis caused by multiple etiologies such as viral infections and nonalcoholic steatohepatitis. Inhibition of miR-221 via different strategies has shown promising results in terms of the suppression of fibrogenic gene signatures in vitro, as well as in vivo, in independent mouse models of liver fibrosis. In addition, miR-221 has also been suggested as a noninvasive serum biomarker for liver fibrosis and cirrhosis. In this review, we discuss the biology of miR-221, its significance and use as a biomarker during progression of liver fibrosis, and finally, potential and robust approaches that can be utilized to suppress liver fibrosis via inhibition of miR-221.
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spelling doaj.art-dd6533cc6c964c01938bfbe34b2fabab2023-11-20T07:43:01ZengMDPI AGCells2073-44092020-07-0198176710.3390/cells9081767MicroRNA-221: A Fine Tuner and Potential Biomarker of Chronic Liver InjuryJovana Markovic0Amar Deep Sharma1Asha Balakrishnan2Department of Gastroenterology, Hepatology and Endocrinology, Hannover Medical School, 30625 Hannover, GermanyDepartment of Gastroenterology, Hepatology and Endocrinology, Hannover Medical School, 30625 Hannover, GermanyDepartment of Gastroenterology, Hepatology and Endocrinology, Hannover Medical School, 30625 Hannover, GermanyThe last decade has witnessed significant advancements in our understanding of how small noncoding RNAs, such as microRNAs (miRNAs), regulate disease progression. One such miRNA, miR-221, has been shown to play a key role in the progression of liver fibrosis, a common feature of most liver diseases. Many reports have demonstrated the upregulation of miR-221 in liver fibrosis caused by multiple etiologies such as viral infections and nonalcoholic steatohepatitis. Inhibition of miR-221 via different strategies has shown promising results in terms of the suppression of fibrogenic gene signatures in vitro, as well as in vivo, in independent mouse models of liver fibrosis. In addition, miR-221 has also been suggested as a noninvasive serum biomarker for liver fibrosis and cirrhosis. In this review, we discuss the biology of miR-221, its significance and use as a biomarker during progression of liver fibrosis, and finally, potential and robust approaches that can be utilized to suppress liver fibrosis via inhibition of miR-221.https://www.mdpi.com/2073-4409/9/8/1767miR-221liver fibrosisHCCNASHnoninvasive biomarker
spellingShingle Jovana Markovic
Amar Deep Sharma
Asha Balakrishnan
MicroRNA-221: A Fine Tuner and Potential Biomarker of Chronic Liver Injury
Cells
miR-221
liver fibrosis
HCC
NASH
noninvasive biomarker
title MicroRNA-221: A Fine Tuner and Potential Biomarker of Chronic Liver Injury
title_full MicroRNA-221: A Fine Tuner and Potential Biomarker of Chronic Liver Injury
title_fullStr MicroRNA-221: A Fine Tuner and Potential Biomarker of Chronic Liver Injury
title_full_unstemmed MicroRNA-221: A Fine Tuner and Potential Biomarker of Chronic Liver Injury
title_short MicroRNA-221: A Fine Tuner and Potential Biomarker of Chronic Liver Injury
title_sort microrna 221 a fine tuner and potential biomarker of chronic liver injury
topic miR-221
liver fibrosis
HCC
NASH
noninvasive biomarker
url https://www.mdpi.com/2073-4409/9/8/1767
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AT amardeepsharma microrna221afinetunerandpotentialbiomarkerofchronicliverinjury
AT ashabalakrishnan microrna221afinetunerandpotentialbiomarkerofchronicliverinjury