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Analysis of Combinatorial miRNA Treatments to Regulate Cell Cycle and Angiogenesis
Published on: March 30, 2019
Triangle of AKT2, miRNA, and Tumorigenesis in Different Cancers
Maryam Honardoost1, Seyed Mohammad Ali Hosseini Rad2
1Molecular Medicine, Endocrine Research Center, Institute of Endocrinology and Metabolism, Iran University of Medical Sciences, No 10, Firoozeh St, Vali-asrSq, Tehran, Iran. honardoost.m@iums.ac.ir.
Abstract:
AKT (AK mouse plus Transforming or Thymoma) is a frequent oncogene expressed in most tissues which includes three isoforms AKT1, AKT2, and AKT3. Hyperactivation of AKT signaling is a central key in many human cancer progressions, through modulating angiogenesis, tumor growth, and cell migration, invasion, metastasis, and chemoresistance. Among all three isoforms, AKT2 is most related to cancer cell invasion, metastasis, and survival. Amplification and overexpression of AKT2 have been shown in many cancers. Accumulating evidence shows the potential role of different miRNA involvements in cancer progression by activating or suppressing AKT2 expression. In an in-depth literature review, we focus on the role of AKT2 activation and its consequences on the tumor progression in different cancers. In addition, we describe the function of numerous AKT2-related miRNAs which are important in various cancers as diagnostic, prognostic, and therapeutic markers.
Insights
The AKT2 oncogene drives cancer progression, invasion, and metastasis. MicroRNAs (miRNAs) regulate AKT2, offering potential as diagnostic and therapeutic cancer markers.
Area of Science:
- Oncology
- Molecular Biology
- Genetics
Background:
- The AKT signaling pathway, particularly its AKT2 isoform, is frequently hyperactivated in human cancers.
- AKT2 hyperactivation promotes tumor growth, angiogenesis, metastasis, and chemoresistance.
- AKT2 amplification and overexpression are observed across various cancer types.
Purpose of the Study:
- To review the role of AKT2 activation in tumor progression across diverse cancers.
- To explore the involvement of microRNAs (miRNAs) in regulating AKT2 expression in cancer.
- To identify AKT2-related miRNAs as potential cancer biomarkers.
Main Methods:
- In-depth literature review of studies on AKT2 and cancer.
- Analysis of research on miRNA regulation of AKT2.
- Synthesis of findings on AKT2's role in cancer hallmarks.
Main Results:
- AKT2 is critically involved in cancer cell invasion, metastasis, and survival.
- Various miRNAs have been identified that modulate AKT2 expression.
- These AKT2-regulating miRNAs show potential as diagnostic, prognostic, and therapeutic targets.
Conclusions:
- AKT2 hyperactivation is a key driver of malignant progression in many cancers.
- miRNAs represent a significant regulatory mechanism for AKT2 in tumorigenesis.
- Targeting AKT2-related miRNAs may offer novel strategies for cancer management.
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