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TM4SF1 is a potential target for anti-invasion and metastasis in ovarian cancer

Caiyun Gao1,2, Hongyu Yao1,2, Huimin Liu1,2

  • 1Department of Gynecologic Oncology, Affiliated Tumor Hospital of Guangxi Medical University, No.71 Hedi Road, Nanning, 530021, China.

BMC Cancer
|March 17, 2019
PubMed
Abstract

Insights

Tumor protein TM4SF1 promotes ovarian cancer invasion and metastasis. Inhibiting TM4SF1 reduces tumor growth and spread, highlighting its potential as an anti-metastasis target.

Area of Science:

  • Oncology
  • Molecular Biology
  • Cancer Research

Background:

  • Ovarian cancer has a poor prognosis due to invasiveness and metastasis.
  • TM4SF1 (Tumor Marker X) is implicated in regulating tumor cell invasion and migration.

Purpose of the Study:

  • To investigate the role of TM4SF1 in ovarian cancer progression.
  • To evaluate TM4SF1 as a potential therapeutic target for inhibiting ovarian cancer metastasis.

Main Methods:

  • Immunohistochemistry used to detect TM4SF1 expression in normal, benign, and malignant ovarian tissues, including metastatic lymph nodes.
  • RNA interference (RNAi) employed to inhibit TM4SF1 expression in ovarian cancer cell lines (HO8910PM, SKOV3).
  • Assessed the impact of TM4SF1 inhibition on cell proliferation, migration, invasion, and xenograft tumor growth in nude mice.

Main Results:

  • TM4SF1 expression was significantly higher in epithelial ovarian cancer tissues compared to benign and normal tissues.
  • TM4SF1 expression correlated positively with FIGO stage and histological grade, and was present in all metastatic lymph nodes.
  • Silencing TM4SF1 inhibited cell migration and invasion, and suppressed xenograft tumor growth, without affecting proliferation or cell cycle.

Conclusions:

  • TM4SF1 plays a crucial role in promoting ovarian cancer cell invasion and metastasis.
  • TM4SF1 represents a promising molecular target for developing anti-invasion and anti-metastasis therapies for ovarian cancer.
Keywords:
InvasionMetastasisOvarian cancerTM4SF1Target

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