Open Access

In vitro study on shRNA-mediated reduction of testis developmental related gene 1 expression and its effects on the proliferation, invasion and apoptosis of NTERA-2 cells

  • Authors:
    • Yu Gan
    • Jianfu Yang
    • Yong Wang
    • Zhengyu Tan
    • Xianzhen Jiang
    • Yuxin Tang
  • View Affiliations

  • Published online on: May 18, 2015     https://doi.org/10.3892/ol.2015.3219
  • Pages: 61-66
  • Copyright: © Gan et al. This is an open access article distributed under the terms of Creative Commons Attribution License.

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Abstract

Testis developmental related gene 1 (TDRG1) is a novel human testis-specific gene. TDRG1 is differentially expressed in cancerous tissue compared with normal testicular tissue and demonstrates a unique expression pattern in normal testes; therefore, this gene may be involved in the occurrence and development of testicular germ cell tumors (TGCT). In the present study, the expression level of TDRG1 was downregulated in human TGCT NTERA‑2 cells by RNA interference (RNAi) in order to investigate the association between TDRG1 and TGCT. The TDRG1 mRNA and protein expression levels in NTERA‑2 cells were significantly inhibited following transfection with specific RNAi plasmids. The ability to proliferate (inhibited by 15.4% at day 3 and 26.1% at day 5; P<0.001) and invade (reduced by 49.1%; P=0.01) in vitro was suppressed in cells in which the expression level of TDRG1 was reduced, and a corresponding increase in the apoptotic potential was observed (the early apoptotic potential and total apoptotic potential were increased by 75%; P=0.019 and 54.8%; P=0.009, respectively). The results of the present study indicated that the biological behavior of NTERA‑2 cells is associated with TDRG1 expression levels, and that this gene may be a novel target candidate in the treatment of TGCT.
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July-2015
Volume 10 Issue 1

Print ISSN: 1792-1074
Online ISSN:1792-1082

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Spandidos Publications style
Gan Y, Yang J, Wang Y, Tan Z, Jiang X and Tang Y: In vitro study on shRNA-mediated reduction of testis developmental related gene 1 expression and its effects on the proliferation, invasion and apoptosis of NTERA-2 cells. Oncol Lett 10: 61-66, 2015
APA
Gan, Y., Yang, J., Wang, Y., Tan, Z., Jiang, X., & Tang, Y. (2015). In vitro study on shRNA-mediated reduction of testis developmental related gene 1 expression and its effects on the proliferation, invasion and apoptosis of NTERA-2 cells. Oncology Letters, 10, 61-66. https://doi.org/10.3892/ol.2015.3219
MLA
Gan, Y., Yang, J., Wang, Y., Tan, Z., Jiang, X., Tang, Y."In vitro study on shRNA-mediated reduction of testis developmental related gene 1 expression and its effects on the proliferation, invasion and apoptosis of NTERA-2 cells". Oncology Letters 10.1 (2015): 61-66.
Chicago
Gan, Y., Yang, J., Wang, Y., Tan, Z., Jiang, X., Tang, Y."In vitro study on shRNA-mediated reduction of testis developmental related gene 1 expression and its effects on the proliferation, invasion and apoptosis of NTERA-2 cells". Oncology Letters 10, no. 1 (2015): 61-66. https://doi.org/10.3892/ol.2015.3219