The Serum microRNA Profile of Intrahepatic Cholestasis of Pregnancy: Identification of Novel Noninvasive Biomarkers

Background/Aims: Intrahepatic cholestasis of pregnancy (ICP) is a pregnancy-specific disease that significantly increases the risk of fetal complications. Here, we measured serum miRNA levels in ICP patients to identify candidate biomarkers for ICP. Methods: We used the Agilent miRNA array followed...

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Main Authors: Ping Zou, Liang Luo, Chun Zhao, Zhong Chen, Ruirui Dong, Na Li, Yao Wang, Jing Wang, Tiejun Wang, Minjian Chen, Ting Zhang, Daozhen Chen
Format: Article
Language:English
Published: Cell Physiol Biochem Press GmbH & Co KG 2018-11-01
Series:Cellular Physiology and Biochemistry
Subjects:
Online Access:https://www.karger.com/Article/FullText/495595
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author Ping Zou
Liang Luo
Chun Zhao
Zhong Chen
Ruirui Dong
Na Li
Yao Wang
Jing Wang
Tiejun Wang
Minjian Chen
Ting Zhang
Daozhen Chen
author_facet Ping Zou
Liang Luo
Chun Zhao
Zhong Chen
Ruirui Dong
Na Li
Yao Wang
Jing Wang
Tiejun Wang
Minjian Chen
Ting Zhang
Daozhen Chen
author_sort Ping Zou
collection DOAJ
description Background/Aims: Intrahepatic cholestasis of pregnancy (ICP) is a pregnancy-specific disease that significantly increases the risk of fetal complications. Here, we measured serum miRNA levels in ICP patients to identify candidate biomarkers for ICP. Methods: We used the Agilent miRNA array followed by reverse transcription-polymerase chain reaction assays to identify and validate the serum miRNA profiles of 40 pregnant women with ICP and 40 healthy pregnant controls. We used bioinformatics to identify metabolic processes related to differentially expressed miRNAs. Results: The expression levels of three miRNAs (miR-371a- 5p, miR-6865-5p, and miR-1182) were significantly increased in ICP patients compared to controls; the areas under the receiver operating characteristic (ROC) curves (AUCs) were 0.771, 0.811, and 0.798, respectively. Multiple logistic regression analysis showed that a combination of the levels of the three miRNAs afforded a greater AUC (0.845), thus more reliably diagnosing ICP. The levels of all three miRNAs were positively associated with that of total bile acids. Furthermore, bioinformatics analysis indicated that the three miRNAs principally affected lipid phosphorylation, apoptosis, and the MAPK signaling pathway. Conclusion: This preliminary work improves our understanding of serum miRNA changes in pregnant women with ICP. The three miRNAs may serve as novel noninvasive biomarkers of ICP.
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spelling doaj.art-109802651c7d47d89e149134f4ca59412022-12-21T19:54:22ZengCell Physiol Biochem Press GmbH & Co KGCellular Physiology and Biochemistry1015-89871421-97782018-11-015131480148810.1159/000495595495595The Serum microRNA Profile of Intrahepatic Cholestasis of Pregnancy: Identification of Novel Noninvasive BiomarkersPing ZouLiang LuoChun ZhaoZhong ChenRuirui DongNa LiYao WangJing WangTiejun WangMinjian ChenTing ZhangDaozhen ChenBackground/Aims: Intrahepatic cholestasis of pregnancy (ICP) is a pregnancy-specific disease that significantly increases the risk of fetal complications. Here, we measured serum miRNA levels in ICP patients to identify candidate biomarkers for ICP. Methods: We used the Agilent miRNA array followed by reverse transcription-polymerase chain reaction assays to identify and validate the serum miRNA profiles of 40 pregnant women with ICP and 40 healthy pregnant controls. We used bioinformatics to identify metabolic processes related to differentially expressed miRNAs. Results: The expression levels of three miRNAs (miR-371a- 5p, miR-6865-5p, and miR-1182) were significantly increased in ICP patients compared to controls; the areas under the receiver operating characteristic (ROC) curves (AUCs) were 0.771, 0.811, and 0.798, respectively. Multiple logistic regression analysis showed that a combination of the levels of the three miRNAs afforded a greater AUC (0.845), thus more reliably diagnosing ICP. The levels of all three miRNAs were positively associated with that of total bile acids. Furthermore, bioinformatics analysis indicated that the three miRNAs principally affected lipid phosphorylation, apoptosis, and the MAPK signaling pathway. Conclusion: This preliminary work improves our understanding of serum miRNA changes in pregnant women with ICP. The three miRNAs may serve as novel noninvasive biomarkers of ICP.https://www.karger.com/Article/FullText/495595Intrahepatic cholestasis of pregnancyMicroRNANoninvasive biomarkerMicroarray
spellingShingle Ping Zou
Liang Luo
Chun Zhao
Zhong Chen
Ruirui Dong
Na Li
Yao Wang
Jing Wang
Tiejun Wang
Minjian Chen
Ting Zhang
Daozhen Chen
The Serum microRNA Profile of Intrahepatic Cholestasis of Pregnancy: Identification of Novel Noninvasive Biomarkers
Cellular Physiology and Biochemistry
Intrahepatic cholestasis of pregnancy
MicroRNA
Noninvasive biomarker
Microarray
title The Serum microRNA Profile of Intrahepatic Cholestasis of Pregnancy: Identification of Novel Noninvasive Biomarkers
title_full The Serum microRNA Profile of Intrahepatic Cholestasis of Pregnancy: Identification of Novel Noninvasive Biomarkers
title_fullStr The Serum microRNA Profile of Intrahepatic Cholestasis of Pregnancy: Identification of Novel Noninvasive Biomarkers
title_full_unstemmed The Serum microRNA Profile of Intrahepatic Cholestasis of Pregnancy: Identification of Novel Noninvasive Biomarkers
title_short The Serum microRNA Profile of Intrahepatic Cholestasis of Pregnancy: Identification of Novel Noninvasive Biomarkers
title_sort serum microrna profile of intrahepatic cholestasis of pregnancy identification of novel noninvasive biomarkers
topic Intrahepatic cholestasis of pregnancy
MicroRNA
Noninvasive biomarker
Microarray
url https://www.karger.com/Article/FullText/495595
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