miR-203 inhibits cell proliferation and migration of lung cancer cells by targeting PKCα.

PKCα (protein kinase C alpha, PRKCA) is an important protein involved in several steps of signaling pathways in lung cancer, and microRNAs (miRNAs) have also been shown to participate in lung carcinogenesis. However, it is not clear how PKCα and miRNAs are correlated in the disease. In this report,...

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Main Authors: Chen Wang, Xueliang Wang, Hongwei Liang, Tao Wang, Xin Yan, Minghui Cao, Nan Wang, Suyang Zhang, Ke Zen, Chenyu Zhang, Xi Chen
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2013-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC3769394?pdf=render
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author Chen Wang
Xueliang Wang
Hongwei Liang
Tao Wang
Xin Yan
Minghui Cao
Nan Wang
Suyang Zhang
Ke Zen
Chenyu Zhang
Xi Chen
author_facet Chen Wang
Xueliang Wang
Hongwei Liang
Tao Wang
Xin Yan
Minghui Cao
Nan Wang
Suyang Zhang
Ke Zen
Chenyu Zhang
Xi Chen
author_sort Chen Wang
collection DOAJ
description PKCα (protein kinase C alpha, PRKCA) is an important protein involved in several steps of signaling pathways in lung cancer, and microRNAs (miRNAs) have also been shown to participate in lung carcinogenesis. However, it is not clear how PKCα and miRNAs are correlated in the disease. In this report, we aimed to identify novel miRNAs that target PKCα and to study their biological function. Using bioinformatics analysis, we predicted one novel candidate, miR-203, and found differential expression patterns of miR-203 and PKCα in human lung cancer tissues. Moreover, we experimentally validated miR-203 as a direct regulator of PKCα. Finally, we demonstrated that the targeting of PKCα by miR-203 played a critical role in regulating cell proliferation, apoptosis and migration in lung cancer cells. In summary, this study identifies a novel miRNA that targets PKCα and illustrates that the downregulation of PKCα by miR-203 modulates biological processes in lung cancer cells.
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spelling doaj.art-5dd216bebdf74a0f8b4dff8bd6b768b32022-12-21T17:32:34ZengPublic Library of Science (PLoS)PLoS ONE1932-62032013-01-0189e7398510.1371/journal.pone.0073985miR-203 inhibits cell proliferation and migration of lung cancer cells by targeting PKCα.Chen WangXueliang WangHongwei LiangTao WangXin YanMinghui CaoNan WangSuyang ZhangKe ZenChenyu ZhangXi ChenPKCα (protein kinase C alpha, PRKCA) is an important protein involved in several steps of signaling pathways in lung cancer, and microRNAs (miRNAs) have also been shown to participate in lung carcinogenesis. However, it is not clear how PKCα and miRNAs are correlated in the disease. In this report, we aimed to identify novel miRNAs that target PKCα and to study their biological function. Using bioinformatics analysis, we predicted one novel candidate, miR-203, and found differential expression patterns of miR-203 and PKCα in human lung cancer tissues. Moreover, we experimentally validated miR-203 as a direct regulator of PKCα. Finally, we demonstrated that the targeting of PKCα by miR-203 played a critical role in regulating cell proliferation, apoptosis and migration in lung cancer cells. In summary, this study identifies a novel miRNA that targets PKCα and illustrates that the downregulation of PKCα by miR-203 modulates biological processes in lung cancer cells.http://europepmc.org/articles/PMC3769394?pdf=render
spellingShingle Chen Wang
Xueliang Wang
Hongwei Liang
Tao Wang
Xin Yan
Minghui Cao
Nan Wang
Suyang Zhang
Ke Zen
Chenyu Zhang
Xi Chen
miR-203 inhibits cell proliferation and migration of lung cancer cells by targeting PKCα.
PLoS ONE
title miR-203 inhibits cell proliferation and migration of lung cancer cells by targeting PKCα.
title_full miR-203 inhibits cell proliferation and migration of lung cancer cells by targeting PKCα.
title_fullStr miR-203 inhibits cell proliferation and migration of lung cancer cells by targeting PKCα.
title_full_unstemmed miR-203 inhibits cell proliferation and migration of lung cancer cells by targeting PKCα.
title_short miR-203 inhibits cell proliferation and migration of lung cancer cells by targeting PKCα.
title_sort mir 203 inhibits cell proliferation and migration of lung cancer cells by targeting pkcα
url http://europepmc.org/articles/PMC3769394?pdf=render
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