Keeping Abreast with long non-coding RNAs in mammary gland development and breast cancer

The majority of the human genome is transcribed, even though only 2% of transcripts encode proteins. Non-coding transcripts were originally dismissed as evolutionary junk or transcriptional noise, but with the development of whole genome technologies, these ncRNAs are emerging as molecules with vita...

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Main Authors: Herah eHansji, Euphemia Yee Leung, Bruce Charles Baguley, Graeme eFInlay, Marjan Effat Askarian-Amiri
Format: Article
Language:English
Published: Frontiers Media S.A. 2014-10-01
Series:Frontiers in Genetics
Subjects:
Online Access:http://journal.frontiersin.org/Journal/10.3389/fgene.2014.00379/full
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author Herah eHansji
Euphemia Yee Leung
Bruce Charles Baguley
Graeme eFInlay
Graeme eFInlay
Marjan Effat Askarian-Amiri
author_facet Herah eHansji
Euphemia Yee Leung
Bruce Charles Baguley
Graeme eFInlay
Graeme eFInlay
Marjan Effat Askarian-Amiri
author_sort Herah eHansji
collection DOAJ
description The majority of the human genome is transcribed, even though only 2% of transcripts encode proteins. Non-coding transcripts were originally dismissed as evolutionary junk or transcriptional noise, but with the development of whole genome technologies, these ncRNAs are emerging as molecules with vital roles in regulating gene expression. While shorter ncRNAs have been extensively studied, the functional roles of long non-coding RNAs are still being elucidated. Studies over the last decade show that lncRNAs are emerging as new players in a number of diseases including cancer. Potential roles in both oncogenic and tumour suppressive pathways in cancer have been elucidated, but the biological functions of the majority of lncRNAs remain to be identified. Accumulated data are identifying the molecular mechanisms by which lncRNA mediates both structural and functional roles. LncRNA can regulate gene expression at both transcriptional and post-transcriptional levels, including splicing and regulating mRNA processing, transport and translation. Much current research is aimed at elucidating the function of lncRNAs in breast cancer and mammary gland development, and at identifying the cellular processes influenced by lncRNAs. In this paper we review current knowledge of lncRNAs contributing to these processes and present lncRNA as a new paradigm in breast cancer development.
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spelling doaj.art-486743b7ca064625ada836e0bcf303602022-12-22T03:31:17ZengFrontiers Media S.A.Frontiers in Genetics1664-80212014-10-01510.3389/fgene.2014.00379110940Keeping Abreast with long non-coding RNAs in mammary gland development and breast cancerHerah eHansji0Euphemia Yee Leung1Bruce Charles Baguley2Graeme eFInlay3Graeme eFInlay4Marjan Effat Askarian-Amiri5University of AucklandUniversity of AucklandUniversity of AucklandUniversity of AucklandUniversity of AucklandUniversity of AucklandThe majority of the human genome is transcribed, even though only 2% of transcripts encode proteins. Non-coding transcripts were originally dismissed as evolutionary junk or transcriptional noise, but with the development of whole genome technologies, these ncRNAs are emerging as molecules with vital roles in regulating gene expression. While shorter ncRNAs have been extensively studied, the functional roles of long non-coding RNAs are still being elucidated. Studies over the last decade show that lncRNAs are emerging as new players in a number of diseases including cancer. Potential roles in both oncogenic and tumour suppressive pathways in cancer have been elucidated, but the biological functions of the majority of lncRNAs remain to be identified. Accumulated data are identifying the molecular mechanisms by which lncRNA mediates both structural and functional roles. LncRNA can regulate gene expression at both transcriptional and post-transcriptional levels, including splicing and regulating mRNA processing, transport and translation. Much current research is aimed at elucidating the function of lncRNAs in breast cancer and mammary gland development, and at identifying the cellular processes influenced by lncRNAs. In this paper we review current knowledge of lncRNAs contributing to these processes and present lncRNA as a new paradigm in breast cancer development.http://journal.frontiersin.org/Journal/10.3389/fgene.2014.00379/fullepigeneticsgene regulationbreast cancerlong non-coding RNAmammary gland development
spellingShingle Herah eHansji
Euphemia Yee Leung
Bruce Charles Baguley
Graeme eFInlay
Graeme eFInlay
Marjan Effat Askarian-Amiri
Keeping Abreast with long non-coding RNAs in mammary gland development and breast cancer
Frontiers in Genetics
epigenetics
gene regulation
breast cancer
long non-coding RNA
mammary gland development
title Keeping Abreast with long non-coding RNAs in mammary gland development and breast cancer
title_full Keeping Abreast with long non-coding RNAs in mammary gland development and breast cancer
title_fullStr Keeping Abreast with long non-coding RNAs in mammary gland development and breast cancer
title_full_unstemmed Keeping Abreast with long non-coding RNAs in mammary gland development and breast cancer
title_short Keeping Abreast with long non-coding RNAs in mammary gland development and breast cancer
title_sort keeping abreast with long non coding rnas in mammary gland development and breast cancer
topic epigenetics
gene regulation
breast cancer
long non-coding RNA
mammary gland development
url http://journal.frontiersin.org/Journal/10.3389/fgene.2014.00379/full
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