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Autophagy and Tumour Chemotherapy
Xiaojuan Hou1, Jinghua Jiang1, Zhiqiang Tian2
1Tumor Immunology and Gene Therapy Center, Eastern Hepatobiliary Surgery Hospital, The Second Military Medical University, Shanghai, China.
Advances in Experimental Medicine and Biology
|July 17, 2020
Summary
Chemotherapy resistance in tumors is linked to impaired apoptosis and the complex role of autophagy. Understanding autophagy in tumor stem cells and the microenvironment is key to overcoming treatment failure.
Area of Science:
- Oncology
- Cell Biology
- Cancer Research
Background:
- Chemotherapy is a primary cancer treatment aiming to induce cancer cell death.
- Impaired apoptotic pathways in tumor cells often lead to chemotherapy resistance.
- Autophagy's role in tumor chemoresistance is increasingly recognized and context-dependent.
Purpose of the Study:
- To explore the multifaceted role of autophagy in tumor chemoresistance.
- To investigate the influence of autophagy on tumor stem cells and the tumor microenvironment.
- To identify novel therapeutic strategies targeting autophagy for improved cancer treatment.
Main Methods:
- Literature review on autophagy and chemoresistance.
- Analysis of studies investigating autophagy in tumor stem cells.
- Examination of research on the tumor microenvironment's impact on autophagy.
Main Results:
- Autophagy can promote or inhibit tumor cell survival, influencing chemoresistance.
- Tumor stem cells and the tumor microenvironment significantly modulate autophagy's effect on treatment outcomes.
- Dysregulated autophagy is implicated in tumor recurrence and metastasis.
Conclusions:
- Autophagy is a critical factor in chemotherapy resistance, with dual roles.
- Targeting autophagy in conjunction with chemotherapy may overcome treatment resistance.
- Further research into autophagy's interplay with tumor stem cells and the microenvironment is essential for developing effective cancer therapies.
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