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miR-211 inhibits proliferation, invasion and migration of cervical cancer via targeting SPARC

Xuqin Qu1, Dezhen Gao2, Qingxia Ren3

  • 1Reproductive Center, Yantaishan Hospital, Yantai, Shandong 264001, P.R. China.

Oncology Letters
|July 3, 2018
PubMed

Insights

MicroRNA-211 (miR-211) is downregulated in cervical cancer and inhibits tumor growth. It targets secreted protein acidic and rich in cysteine (SPARC), suggesting miR-211 as a potential therapeutic target for cervical cancer.

Area of Science:

  • Oncology
  • Molecular Biology
  • Gynecologic Oncology

Background:

  • Cervical cancer is a common gynecological malignancy globally.
  • Understanding molecular mechanisms is key for effective cervical cancer therapies.

Purpose of the Study:

  • To evaluate the effect of miR-211 in cervical cancer.
  • To verify miR-211's influence on secreted protein acidic and rich in cysteine (SPARC) function.

Main Methods:

  • Assessed miR-211 and SPARC expression in cervical cancer cell lines and tissues.
  • Investigated the in vivo effects of miR-211 on cancer cell proliferation, migration, and invasion.
  • Confirmed SPARC as a direct target of miR-211.

Main Results:

  • miR-211 was downregulated in cervical cancer cells and tissues.
  • SPARC expression was upregulated in tumor tissues.
  • Upregulated miR-211 inhibited cervical cancer cell proliferation, migration, and invasion in vivo.
  • SPARC was identified as a direct functional target of miR-211, with an inverse expression relationship.

Conclusions:

  • miR-211 suppresses cervical cancer progression by inhibiting cell growth, migration, and invasion.
  • miR-211 exerts its effects partly through the suppression of SPARC expression.
  • miR-211 represents a promising therapeutic target for cervical cancer treatment.
Keywords:
SPARCcervical cancerinvasionmiR-211migrationproliferation

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