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Updated: May 21, 2026
07:47
Multiomics Analysis of TMEM200A as a Pan-Cancer Biomarker
Published on: September 15, 2023
Critical function for nuclear envelope protein TMEM209 in human pulmonary carcinogenesis
Takashi Fujitomo1, Yataro Daigo, Koichi Matsuda
1Laboratory of Molecular Medicine, Human Genome Center, Institute of Medical Science, The University of Tokyo, Tokyo, Japan.
Cancer Research
|June 22, 2012
Summary
Researchers identified the protein TMEM209 as a key driver of lung cancer growth. Inhibiting TMEM209 blocked cancer proliferation, suggesting it as a potential new therapeutic target for lung cancer treatments.
Area of Science:
- Oncology
- Molecular Biology
- Cell Biology
Background:
- Effective and less toxic treatments for lung cancer are crucial.
- Identifying novel therapeutic targets is essential for improving patient outcomes.
Purpose of the Study:
- To identify novel molecular drivers of human lung cancer growth and survival.
- To investigate the role of the integral nuclear envelope protein TMEM209 in lung cancer.
Main Methods:
- Analysis of TMEM209 expression in lung cancer tissues.
- Investigating the effect of TMEM209 overexpression and attenuation on cancer cell growth.
- Mass spectrometric analysis to identify TMEM209-interacting proteins.
- Assessing the impact of TMEM209 on NUP205 and c-Myc levels.
Main Results:
- TMEM209, normally limited to the testis, is widely expressed in lung cancer.
- TMEM209 localizes to the nuclear envelope, Golgi apparatus, and cytoplasm in lung cancer cells.
- Ectopic TMEM209 overexpression promotes cancer cell growth; TMEM209 attenuation blocks growth.
- TMEM209 interacts with nucleoporin NUP205, stabilizing it and increasing nuclear c-Myc levels.
Conclusions:
- TMEM209 is a critical driver of human lung cancer proliferation and survival.
- The interaction between TMEM209 and NUP205 contributes to lung cancer growth.
- TMEM209 represents a promising new therapeutic target for lung cancer therapy.
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