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Published on: August 23, 2019
Antisense of survivin inhibits cervical cancer growth in mice
Hui Xu1, Tingting Liang1, Yongxia Yang1
1Department of Gynecology, the Second Hospital, Shandong University, Jinan, China.
Introduction:
It is proposed that survivin plays a critical role in the pathogenesis of cancer. Immune regulatory cells are associated with the growth of cancer in the body. Antisenses for the key molecules can suppress tumor growth. This study tests the hypothesis that the antisense of survivin can inhibit cervical cancer.
Results:
The results showed that human cervical cancer cells expressed high levels of survivin. The levels of survivin in cervical cancer positively correlated with the frequency of interleukin (IL)-10-producing B cells (B10 cells) in the cancer tissue. Survivin increased the expression of IL-10 in B cells. Exposure to survivin antisense efficiently decreased IL-10 expression in B cells. Administration of antisense of survivin inhibited cervical cancer growth and reduced the frequency of B10 cells in tumor-bearing mice.
Conclusions:
The results suggest that the survivin antisense has the potential to be used in the treatment of cervical cancer.
Insights
Survivin antisense therapy shows promise for cervical cancer treatment. It inhibits tumor growth by reducing interleukin-10-producing B cells, offering a potential new therapeutic strategy.
Area of Science:
- Oncology
- Immunology
- Molecular Biology
Background:
- Survivin is implicated in cancer development and progression.
- Immune regulatory cells, such as B10 cells, are linked to cancer growth.
- Antisense technology offers a method to suppress tumor-promoting molecules.
Purpose of the Study:
- To investigate the role of survivin in cervical cancer.
- To test the hypothesis that survivin antisense can inhibit cervical cancer growth.
- To explore the relationship between survivin, B10 cells, and IL-10 in cervical cancer.
Main Methods:
- Quantification of survivin expression in human cervical cancer cells.
- Analysis of the correlation between survivin levels and B10 cell frequency.
- Assessment of survivin's effect on IL-10 expression in B cells.
- Administration of survivin antisense in a mouse model of cervical cancer.
Main Results:
- Human cervical cancer cells exhibit high survivin expression.
- Survivin levels positively correlated with the frequency of IL-10-producing B cells (B10 cells).
- Survivin enhanced IL-10 expression in B cells; survivin antisense reduced this expression.
- Survivin antisense administration inhibited cervical cancer growth and decreased B10 cell frequency in vivo.
Conclusions:
- Survivin plays a significant role in cervical cancer pathogenesis.
- The interaction between survivin and IL-10-producing B cells is crucial in cervical cancer.
- Survivin antisense demonstrates potential as a therapeutic agent for cervical cancer.
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