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Updated: May 6, 2026

MicroRNA Amplification and Recognition through Locked-nucleic-acid In situ Hybridization as a Novel Detection and Quantification Method
Published on: October 7, 2025
The advance of application for microRNAs in cancer gene therapy
1Department of General Surgery, Hushan Hosptial Affiliated to Fudan University, Ward 37, Building 3, 12, middle Urumqi road, 200040 Shanghai, PR China.
Abstract:
MicroRNAs (miRNAs, miRs) are closely associated with biological processes of tumor cells as the key regulators by recognizing specific mRNA targets, and further mediating post-transcriptional inhibition of tumor related genes. Therefore, miRNAs may be used as optional therapeutic targets in tumors resulting from accumulation of multiple gene mutations and their interactions. Currently, there are many researches for making miRNAs safely and efficiently be applied in cancer gene therapy (CGT). This review summarizes miRNA anomalous biogenesis pathway, different roles in disease processes of tumors, by which it further clarifies miRNA implemented methods including the combined treatment related with miRNA in CGT; simultaneously, briefly illustrates the delivery systems of miRNA.
Insights
MicroRNAs (miRNAs) regulate tumor cell processes and gene expression, offering potential as therapeutic targets in cancer gene therapy (CGT). Research explores safe and efficient miRNA delivery systems for cancer treatment.
Area of Science:
- Molecular Biology
- Oncology
- Gene Therapy
Background:
- MicroRNAs (miRNAs) are key regulators of tumor cell biological processes.
- They function by targeting specific messenger RNAs (mRNAs) to inhibit tumor-related genes post-transcriptionally.
- miRNAs represent potential therapeutic targets due to their role in complex genetic mutations in tumors.
Purpose of the Study:
- To review the anomalous biogenesis pathways of miRNAs.
- To elucidate the diverse roles of miRNAs in tumor development and progression.
- To summarize current strategies for implementing miRNAs in cancer gene therapy (CGT), including combined treatments and delivery systems.
Main Methods:
- Literature review of miRNA biogenesis and function in cancer.
- Analysis of current research on miRNA-based cancer gene therapy.
- Examination of miRNA delivery systems and combined treatment approaches.
Main Results:
- miRNAs play critical roles in regulating tumor cell functions and gene expression.
- Anomalous miRNA biogenesis contributes to tumorigenesis.
- Various strategies are being developed for safe and effective miRNA application in CGT.
Conclusions:
- miRNAs are significant regulators in cancer, with potential as therapeutic targets.
- Understanding miRNA biogenesis and function is crucial for developing effective CGT.
- Further research into miRNA delivery systems and combination therapies is essential for advancing cancer treatment.
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