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Published on: June 30, 2023
Glioblastoma: Targeting the autophagy in tumorigenesis
Kang Yang1, Long Niu2, Yijing Bai2
1Department of Neurosurgery, The 2nd Hospital of Dalian Medical University, Dalian, PR China.
Abstract:
Glioblastoma (GBM) is one of the most malignant and aggressive primary brain tumor, with a mean life expectancy of less than 15 months. The malignant nature of GBM prompts the need for further research on its tumorigenesis and novel treatments to improve its outcome. One of the promising research targets is autophagy, a fundamental metabolic process of degrading and recycling cellular components. Interventions to activate or inhibit autophagy have both been proposed as GBM therapies, suggesting a controversial, context-dependent role of autophagy in GBM tumorigenesis. In this review, we highlight the molecular links between GBM and autophagy with the focus on the effects of autophagy on the stemness maintenance, metabolism and proteostasis in GBM tumorigenesis. Understanding the molecular pathways involved in autophagy target is critical for GBM therapy.
Insights
Glioblastoma (GBM) is a deadly brain cancer. This review explores how autophagy, a cellular recycling process, impacts GBM
Area of Science:
- Neuro-oncology
- Cellular Biology
- Cancer Metabolism
Background:
- Glioblastoma (GBM) is an aggressive primary brain tumor with poor prognosis.
- Autophagy, a cellular degradation process, plays a complex role in cancer.
- The dual role of autophagy in GBM necessitates further investigation for therapeutic strategies.
Purpose of the Study:
- To review the molecular mechanisms linking autophagy to Glioblastoma.
- To elucidate the role of autophagy in GBM stemness, metabolism, and proteostasis.
- To highlight autophagy as a potential therapeutic target for GBM.
Main Methods:
- Literature review of studies on autophagy and Glioblastoma.
- Analysis of molecular pathways connecting autophagy to GBM hallmarks.
- Synthesis of current understanding of autophagy's context-dependent role in GBM.
Main Results:
- Autophagy influences Glioblastoma stemness maintenance.
- Autophagy impacts metabolic reprogramming in Glioblastoma.
- Autophagy affects proteostasis, contributing to Glioblastoma progression.
Conclusions:
- Autophagy has a multifaceted role in Glioblastoma tumorigenesis.
- Targeting autophagy pathways may offer novel therapeutic avenues for GBM.
- Further research into autophagy's molecular targets is crucial for effective GBM treatment.
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