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Characterization of Functionally Associated miRNAs in Glioblastoma and their Engineering into Artificial Clusters for Gene Therapy
Published on: October 4, 2019
Systematically Dissecting the Function of RNA-Binding Proteins During Glioma Progression
Jianjun Wang1, Jianfeng Qi1,2, Xianzeng Hou1
1Department of Neurosurgery, The First Hospital Affiliated with Shandong First Medical University, Shandong Provincial Qianfoshan Hospital, Jinan, China.
Abstract:
RNA-binding proteins (RBPs) play important roles in regulating gene expression and dysregulation of RBPs have been observed in various types of cancer. However, the role of RBPs during glioma progression, and particular in Chinese patients, is only starting to be unveiled. Here, we systematically analyzed the somatic mutation, gene expression patterns of 2949 RBPs during glioma progression. Our comprehensive study reveals several of highly mutated genes (such as ATRX, TTN and SETD2) and differentially expressed genes (such as KIF4A, TTK and CEP55). Integration of the expression of RBPs and genes, we constructed a regulatory network in glioma and revealed the functional links between RBPs and cancer-related genes. Moreover, we identified the prognosis spectrum of RBPs during glioma progression. The expression of a number of RBPs, such as SNRPN and IGF2BP3, are significantly associated with overall survival of patients in all grades. Taken together, our analyses provided a valuable RBP resource during glioma progression, and revealed several candidates that potentially contribute to development of therapeutic targets for glioma.
Insights
This study analyzed RNA-binding proteins (RBPs) in glioma, identifying key mutated and expressed RBPs. Findings reveal RBP roles in glioma progression and potential therapeutic targets for patients.
Area of Science:
- Oncology
- Molecular Biology
- Genetics
Background:
- RNA-binding proteins (RBPs) are crucial for gene expression regulation.
- Dysregulation of RBPs is implicated in various cancers, but their role in glioma progression, especially in Chinese patients, remains underexplored.
Purpose of the Study:
- To systematically analyze the somatic mutation and gene expression patterns of 2949 RBPs during glioma progression.
- To identify key RBPs involved in glioma development and their prognostic significance.
- To provide a valuable resource for developing therapeutic targets for glioma.
Main Methods:
- Comprehensive analysis of somatic mutations and gene expression data for 2949 RBPs in glioma.
- Construction of a regulatory network integrating RBP expression and gene interactions.
- Identification of RBPs significantly associated with patient overall survival.
Main Results:
- Identified highly mutated genes (e.g., ATRX, TTN, SETD2) and differentially expressed genes (e.g., KIF4A, TTK, CEP55) among RBPs in glioma.
- Established functional links between RBPs and cancer-related genes through a regulatory network.
- Revealed a prognosis spectrum for RBPs, with genes like SNRPN and IGF2BP3 significantly correlating with overall survival across all glioma grades.
Conclusions:
- This study offers a valuable resource on RBPs in glioma progression.
- Identified specific RBPs as potential therapeutic targets for glioma treatment.
- Highlights the prognostic value of certain RBPs in glioma patients.
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