Snail-regulated MiR-375 inhibits migration and invasion of gastric cancer cells by targeting JAK2.

MicroRNAs (miRNAs) have been reported to play a critical role in cancer invasion and metastasis. Our previous study showed that miR-375 frequently downregulated in gastric cancer suppresses cell proliferation by targeting Janus kinase 2 (JAK2). Here, we further found that the expression level of miR...

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Main Authors: Yanjun Xu, Juan Jin, Yiman Liu, Zhenxia Huang, Yujie Deng, Tao You, Tianhua Zhou, Jianmin Si, Wei Zhuo
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2014-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC4108470?pdf=render
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author Yanjun Xu
Juan Jin
Yiman Liu
Zhenxia Huang
Yujie Deng
Tao You
Tianhua Zhou
Jianmin Si
Wei Zhuo
author_facet Yanjun Xu
Juan Jin
Yiman Liu
Zhenxia Huang
Yujie Deng
Tao You
Tianhua Zhou
Jianmin Si
Wei Zhuo
author_sort Yanjun Xu
collection DOAJ
description MicroRNAs (miRNAs) have been reported to play a critical role in cancer invasion and metastasis. Our previous study showed that miR-375 frequently downregulated in gastric cancer suppresses cell proliferation by targeting Janus kinase 2 (JAK2). Here, we further found that the expression level of miR-375 is significantly decreased in metastatic gastric cancer tissues compared with the non-metastasis controls. Ectopic expression of miR-375 inhibits the migration and invasion of gastric cancer cells partially by targeting JAK2. Furthermore, miR-375 expression is negatively regulated by the metastasis associated transcription factor Snail, which directly binds to the putative promoter of miR-375. Moreover, overexpression of Snail can partially reverse the inhibition of gastric cancer cell migration caused by miR-375. Taken together, these data suggest that miR-375 may be negatively regulated by Snail and involved in gastric cancer cell migration and invasion potentially by targeting JAK2.
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spelling doaj.art-81baeeacacdd405f8897a12b32cbf8e92022-12-21T18:43:29ZengPublic Library of Science (PLoS)PLoS ONE1932-62032014-01-0197e9951610.1371/journal.pone.0099516Snail-regulated MiR-375 inhibits migration and invasion of gastric cancer cells by targeting JAK2.Yanjun XuJuan JinYiman LiuZhenxia HuangYujie DengTao YouTianhua ZhouJianmin SiWei ZhuoMicroRNAs (miRNAs) have been reported to play a critical role in cancer invasion and metastasis. Our previous study showed that miR-375 frequently downregulated in gastric cancer suppresses cell proliferation by targeting Janus kinase 2 (JAK2). Here, we further found that the expression level of miR-375 is significantly decreased in metastatic gastric cancer tissues compared with the non-metastasis controls. Ectopic expression of miR-375 inhibits the migration and invasion of gastric cancer cells partially by targeting JAK2. Furthermore, miR-375 expression is negatively regulated by the metastasis associated transcription factor Snail, which directly binds to the putative promoter of miR-375. Moreover, overexpression of Snail can partially reverse the inhibition of gastric cancer cell migration caused by miR-375. Taken together, these data suggest that miR-375 may be negatively regulated by Snail and involved in gastric cancer cell migration and invasion potentially by targeting JAK2.http://europepmc.org/articles/PMC4108470?pdf=render
spellingShingle Yanjun Xu
Juan Jin
Yiman Liu
Zhenxia Huang
Yujie Deng
Tao You
Tianhua Zhou
Jianmin Si
Wei Zhuo
Snail-regulated MiR-375 inhibits migration and invasion of gastric cancer cells by targeting JAK2.
PLoS ONE
title Snail-regulated MiR-375 inhibits migration and invasion of gastric cancer cells by targeting JAK2.
title_full Snail-regulated MiR-375 inhibits migration and invasion of gastric cancer cells by targeting JAK2.
title_fullStr Snail-regulated MiR-375 inhibits migration and invasion of gastric cancer cells by targeting JAK2.
title_full_unstemmed Snail-regulated MiR-375 inhibits migration and invasion of gastric cancer cells by targeting JAK2.
title_short Snail-regulated MiR-375 inhibits migration and invasion of gastric cancer cells by targeting JAK2.
title_sort snail regulated mir 375 inhibits migration and invasion of gastric cancer cells by targeting jak2
url http://europepmc.org/articles/PMC4108470?pdf=render
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