Androgen downregulation of miR-760 promotes prostate cancer cell growth by regulating IL6

Prostate cancer (PCa) is one of the most common malignancies in Western countries. Studies have shown that androgen contributes to the progression of PCa, but how androgen promotes PCa remains largely unknown. Here, we demonstrated that androgen suppressed the expression of miR-760 depending on the...

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Main Authors: Shuo Wang, Yong Yang, Yu-Dong Cao, Xing-Xing Tang, Peng Du
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2021-01-01
Series:Asian Journal of Andrology
Subjects:
Online Access:http://www.ajandrology.com/article.asp?issn=1008-682X;year=2021;volume=23;issue=1;spage=85;epage=90;aulast=
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author Shuo Wang
Yong Yang
Yu-Dong Cao
Xing-Xing Tang
Peng Du
author_facet Shuo Wang
Yong Yang
Yu-Dong Cao
Xing-Xing Tang
Peng Du
author_sort Shuo Wang
collection DOAJ
description Prostate cancer (PCa) is one of the most common malignancies in Western countries. Studies have shown that androgen contributes to the progression of PCa, but how androgen promotes PCa remains largely unknown. Here, we demonstrated that androgen suppressed the expression of miR-760 depending on the interaction between androgen and androgen receptor (AR). miR-760 was downregulated in prostate cancer tissues compared with normal tissues. Functional experiments showed that miR-760 downregulation promoted the proliferation and growth of LNCaP and 22rv1 cells. In contrast, miR-760 ectopic expression inhibited the proliferation of LNCaP and 22rv1 cells. DNA synthesis was suppressed by miR-760. Mechanistically, miR-760 bound to the 3'UTR of interleukin 6 (IL6 ). A mutation in the binding site disrupted their interaction. In addition, silencing ofIL 6 suppressed the proliferation of LNCaP and 22rv1 cells. IL6 was upregulated in PCa tissues. Our study reveals that androgen downregulates miR-760 to promote the growth of PCa cells by regulating IL6.
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spelling doaj.art-0a7b9128439645009814ee2cc7e2091b2022-12-21T21:56:39ZengWolters Kluwer Medknow PublicationsAsian Journal of Andrology1008-682X1745-72622021-01-01231859010.4103/aja.aja_20_20Androgen downregulation of miR-760 promotes prostate cancer cell growth by regulating IL6Shuo WangYong YangYu-Dong CaoXing-Xing TangPeng DuProstate cancer (PCa) is one of the most common malignancies in Western countries. Studies have shown that androgen contributes to the progression of PCa, but how androgen promotes PCa remains largely unknown. Here, we demonstrated that androgen suppressed the expression of miR-760 depending on the interaction between androgen and androgen receptor (AR). miR-760 was downregulated in prostate cancer tissues compared with normal tissues. Functional experiments showed that miR-760 downregulation promoted the proliferation and growth of LNCaP and 22rv1 cells. In contrast, miR-760 ectopic expression inhibited the proliferation of LNCaP and 22rv1 cells. DNA synthesis was suppressed by miR-760. Mechanistically, miR-760 bound to the 3'UTR of interleukin 6 (IL6 ). A mutation in the binding site disrupted their interaction. In addition, silencing ofIL 6 suppressed the proliferation of LNCaP and 22rv1 cells. IL6 was upregulated in PCa tissues. Our study reveals that androgen downregulates miR-760 to promote the growth of PCa cells by regulating IL6.http://www.ajandrology.com/article.asp?issn=1008-682X;year=2021;volume=23;issue=1;spage=85;epage=90;aulast=androgen; interleukin 6; mir-760; prostate cancer
spellingShingle Shuo Wang
Yong Yang
Yu-Dong Cao
Xing-Xing Tang
Peng Du
Androgen downregulation of miR-760 promotes prostate cancer cell growth by regulating IL6
Asian Journal of Andrology
androgen; interleukin 6; mir-760; prostate cancer
title Androgen downregulation of miR-760 promotes prostate cancer cell growth by regulating IL6
title_full Androgen downregulation of miR-760 promotes prostate cancer cell growth by regulating IL6
title_fullStr Androgen downregulation of miR-760 promotes prostate cancer cell growth by regulating IL6
title_full_unstemmed Androgen downregulation of miR-760 promotes prostate cancer cell growth by regulating IL6
title_short Androgen downregulation of miR-760 promotes prostate cancer cell growth by regulating IL6
title_sort androgen downregulation of mir 760 promotes prostate cancer cell growth by regulating il6
topic androgen; interleukin 6; mir-760; prostate cancer
url http://www.ajandrology.com/article.asp?issn=1008-682X;year=2021;volume=23;issue=1;spage=85;epage=90;aulast=
work_keys_str_mv AT shuowang androgendownregulationofmir760promotesprostatecancercellgrowthbyregulatingil6
AT yongyang androgendownregulationofmir760promotesprostatecancercellgrowthbyregulatingil6
AT yudongcao androgendownregulationofmir760promotesprostatecancercellgrowthbyregulatingil6
AT xingxingtang androgendownregulationofmir760promotesprostatecancercellgrowthbyregulatingil6
AT pengdu androgendownregulationofmir760promotesprostatecancercellgrowthbyregulatingil6