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Reverse transcription polymerase chain reaction protocols for cloning small circular RNAs
B Navarro1, J A Daròs, R Flores
1Instituto de Biología Molecular y Celular de Plantas (UPV-CSIC), Universidad Politécnica de Valencia, Spain.
Journal of Virological Methods
|August 15, 1998
Summary
This study presents a new protocol for cloning small circular RNAs using minimal template amounts. The method enables efficient amplification and sequencing for full-length complementary DNA (cDNA) clone generation.
Area of Science:
- Molecular Biology
- RNA Research
- Biotechnology
Background:
- Small circular RNAs (circRNAs) play crucial roles in gene regulation.
- Efficient cloning methods are essential for studying circRNA function.
- Current methods often require larger amounts of template RNA.
Purpose of the Study:
- To develop a versatile protocol for cloning small circular RNAs.
- To enable cloning with minimal template RNA (approx. 50 ng).
- To facilitate the generation of full-length complementary DNA (cDNA) clones.
Main Methods:
- Synthesis of both cDNA strands using degenerate primers and enzymatic reactions (reverse transcriptase, DNA polymerase).
- Polymerase Chain Reaction (PCR) amplification with specific primers.
- Cloning and sequencing of amplified cDNA fragments.
Main Results:
- Successful amplification and cloning of small circular RNAs from minimal template.
- Generation of sequence information to design specific primers.
- Enabling the production of full-length cDNA clones.
Conclusions:
- The described protocol offers a robust method for small circular RNA cloning.
- It significantly reduces the required template RNA amount.
- This facilitates comprehensive analysis and functional studies of circRNAs.