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Use of Alu Element Containing Minigenes to Analyze Circular RNAs
Published on: March 10, 2020
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Wet Lab Techniques for the Functional Analysis of Circular RNA
V Praveen Chakravarthi1, Lane K Christenson1
1Department of Cell Biology and Physiology, University of Kansas Medical Center, 3075 HLSIC, 3901 Rainbow Blvd., Kansas City, KS 66160, USA.
Cells
|December 10, 2025
Summary
Circular RNAs (circRNAs) are key gene expression regulators with diverse functions, including miRNA sponging and protein interactions. This review details wet lab techniques for studying these stable molecules, crucial for biomarker development.
Area of Science:
- Molecular Biology
- Genetics
- Biochemistry
Background:
- Circular RNAs (circRNAs) are stable, conserved RNA molecules generated by back-splicing.
- Advances in sequencing and bioinformatics reveal critical roles for circRNAs in physiological and pathological processes.
- circRNAs exhibit diverse functions, including miRNA sponge activity, protein decoy/sponge/recruiter roles, and protein/peptide encoding.
Purpose of the Study:
- To summarize current wet lab techniques for the study of circRNAs.
- To provide an overview of methods for circRNA preparation, detection, validation, and localization.
- To discuss techniques for analyzing circRNA interactions, miRNA sponge activity, and functional roles.
Main Methods:
- Review of established and emerging wet lab methodologies for circRNA research.
- Detailed description of techniques for circRNA detection and quantification.
- Exploration of methods for circRNA functional analysis and interaction studies.
Main Results:
- A comprehensive overview of diverse wet lab techniques applicable to circRNA research is presented.
- The article covers methods for preparing, detecting, validating, and localizing circRNAs.
- Techniques for assessing miRNA sponge activity and other functional roles are discussed.
Conclusions:
- Wet lab techniques are essential for understanding the multifaceted roles of circRNAs.
- The development of advanced molecular biology tools facilitates circRNA research and biomarker discovery.
- This review serves as a guide to experimental approaches for studying circRNAs and their functions.

