The Tumor Cytosol miRNAs, Fluid miRNAs and Exosome miRNAs in Lung Cancer

The focus of this review is to provide an update on the progress of microRNAs (miRNAs) as potential biomarkers for lung cancer. miRNAs are single-stranded, small noncoding RNAs that regulate gene expression and show tissue-specific signatures. Accumulating evidence indicates that miRNA expression pa...

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Main Authors: Xin eQin, Haisheng eXu, Wenrong eGong, Wenbin eDeng
Format: Article
Language:English
Published: Frontiers Media S.A. 2015-01-01
Series:Frontiers in Oncology
Subjects:
Online Access:http://journal.frontiersin.org/Journal/10.3389/fonc.2014.00357/full
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author Xin eQin
Haisheng eXu
Wenrong eGong
Wenbin eDeng
Wenbin eDeng
author_facet Xin eQin
Haisheng eXu
Wenrong eGong
Wenbin eDeng
Wenbin eDeng
author_sort Xin eQin
collection DOAJ
description The focus of this review is to provide an update on the progress of microRNAs (miRNAs) as potential biomarkers for lung cancer. miRNAs are single-stranded, small noncoding RNAs that regulate gene expression and show tissue-specific signatures. Accumulating evidence indicates that miRNA expression patterns represent the in vivo status in physiology and disease. Moreover, miRNAs are stable in serum and other clinically convenient and available tissue sources, so they are being developed as biomarkers for cancer and other diseases. Cancer is currently the primary driver of the field, but miRNA biomarkers are being developed for many other diseases such as cardiovascular and central nervous system diseases. Here we examine the framework and scope of the miRNA landscape as it specifically relates to the translation of miRNA expression patterns/signatures into biomarkers for developing diagnostics for lung cancer. We focus on examining tumor cytosol miRNAs, fluid miRNAs, and exosome miRNAs in lung cancer, the connections among these miRNAs, and the potential of miRNA biomarkers for the development of diagnostics. In lung cancer, miRNAs have been studied in both cell populations and in the circulation. However, a major challenge is to develop biomarkers to monitor cancer development and to identify circulating miRNAs that are linked to cancer stage. Importantly, the fact that miRNAs can be successfully harvested from biological fluids allows for the development of biofluid biopsies, in which miRNAs as circulating biomarkers can be captured and analyzed ex vivo. Our hope is that these minimally invasive entities provide a window to the in vivo milieu of the patients without the need for costly, complex invasive procedures, rapidly moving miRNAs from research to the clinic.
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spelling doaj.art-591f63a9debd49368e7158498245179e2022-12-22T00:52:42ZengFrontiers Media S.A.Frontiers in Oncology2234-943X2015-01-01410.3389/fonc.2014.00357127346The Tumor Cytosol miRNAs, Fluid miRNAs and Exosome miRNAs in Lung CancerXin eQin0Haisheng eXu1Wenrong eGong2Wenbin eDeng3Wenbin eDeng4Hubei University of Arts and ScienceXiangyang Central HospitalHubei University of Arts and ScienceUniversity of California, DavisHubei University of Arts and ScienceThe focus of this review is to provide an update on the progress of microRNAs (miRNAs) as potential biomarkers for lung cancer. miRNAs are single-stranded, small noncoding RNAs that regulate gene expression and show tissue-specific signatures. Accumulating evidence indicates that miRNA expression patterns represent the in vivo status in physiology and disease. Moreover, miRNAs are stable in serum and other clinically convenient and available tissue sources, so they are being developed as biomarkers for cancer and other diseases. Cancer is currently the primary driver of the field, but miRNA biomarkers are being developed for many other diseases such as cardiovascular and central nervous system diseases. Here we examine the framework and scope of the miRNA landscape as it specifically relates to the translation of miRNA expression patterns/signatures into biomarkers for developing diagnostics for lung cancer. We focus on examining tumor cytosol miRNAs, fluid miRNAs, and exosome miRNAs in lung cancer, the connections among these miRNAs, and the potential of miRNA biomarkers for the development of diagnostics. In lung cancer, miRNAs have been studied in both cell populations and in the circulation. However, a major challenge is to develop biomarkers to monitor cancer development and to identify circulating miRNAs that are linked to cancer stage. Importantly, the fact that miRNAs can be successfully harvested from biological fluids allows for the development of biofluid biopsies, in which miRNAs as circulating biomarkers can be captured and analyzed ex vivo. Our hope is that these minimally invasive entities provide a window to the in vivo milieu of the patients without the need for costly, complex invasive procedures, rapidly moving miRNAs from research to the clinic.http://journal.frontiersin.org/Journal/10.3389/fonc.2014.00357/fullExosomesmicroRNAlung cancerbiomarkersTumor Cytosol
spellingShingle Xin eQin
Haisheng eXu
Wenrong eGong
Wenbin eDeng
Wenbin eDeng
The Tumor Cytosol miRNAs, Fluid miRNAs and Exosome miRNAs in Lung Cancer
Frontiers in Oncology
Exosomes
microRNA
lung cancer
biomarkers
Tumor Cytosol
title The Tumor Cytosol miRNAs, Fluid miRNAs and Exosome miRNAs in Lung Cancer
title_full The Tumor Cytosol miRNAs, Fluid miRNAs and Exosome miRNAs in Lung Cancer
title_fullStr The Tumor Cytosol miRNAs, Fluid miRNAs and Exosome miRNAs in Lung Cancer
title_full_unstemmed The Tumor Cytosol miRNAs, Fluid miRNAs and Exosome miRNAs in Lung Cancer
title_short The Tumor Cytosol miRNAs, Fluid miRNAs and Exosome miRNAs in Lung Cancer
title_sort tumor cytosol mirnas fluid mirnas and exosome mirnas in lung cancer
topic Exosomes
microRNA
lung cancer
biomarkers
Tumor Cytosol
url http://journal.frontiersin.org/Journal/10.3389/fonc.2014.00357/full
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