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Published on: May 6, 2018
Insights into tumor-derived exosome inhibition in cancer therapy
Ziwei Tang1, Cheng Chen1, Chen Zhou2
1School of Pharmacy, Nanjing University of Chinese Medicine, Nanjing, 210023, China.
Abstract:
Exosomes are critical mediators of cell-to-cell communication in physiological and pathological processes, due to their ability to deliver a variety of bioactive molecules. Tumor-derived exosomes (TDEs), in particular, carry carcinogenic molecules that contribute to tumor progression, metastasis, immune escape, and drug resistance. Thus, TDE inhibition has emerged as a promising strategy to combat cancer. In this review, we discuss the key mechanisms of TDE biogenesis and secretion, emphasizing their implications in tumorigenesis and cancer progression. Moreover, we provide an overview of small-molecule TDE inhibitors that target specific biogenesis and/or secretion pathways, highlighting their potential use in cancer treatment. Lastly, we present the existing obstacles and propose corresponding remedies for the future development of TDE inhibitors.
Insights
Tumor-derived exosomes (TDEs) promote cancer progression and resistance. Inhibiting TDEs offers a promising cancer treatment strategy by targeting their biogenesis and secretion pathways.
Area of Science:
- Cell biology
- Cancer research
- Biochemistry
Background:
- Exosomes mediate cell-to-cell communication.
- Tumor-derived exosomes (TDEs) drive cancer progression, metastasis, immune escape, and drug resistance.
- Inhibiting TDEs is a potential cancer therapy strategy.
Purpose of the Study:
- To review TDE biogenesis and secretion mechanisms.
- To discuss small-molecule TDE inhibitors for cancer treatment.
- To identify obstacles and solutions for TDE inhibitor development.
Main Methods:
- Literature review of TDE biogenesis and secretion pathways.
- Analysis of small-molecule TDE inhibitors targeting these pathways.
- Discussion of challenges and future directions in TDE inhibitor research.
Main Results:
- TDEs contribute significantly to tumorigenesis and cancer progression.
- Small-molecule inhibitors targeting TDE biogenesis/secretion pathways show therapeutic potential.
- Several obstacles hinder the clinical development of TDE inhibitors.
Conclusions:
- Understanding TDE mechanisms is crucial for developing effective cancer therapies.
- Targeting TDEs offers a novel approach to combat cancer.
- Further research is needed to overcome challenges in TDE inhibitor development.
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