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Next-generation Sequencing of 16S Ribosomal RNA Gene Amplicons
Published on: August 29, 2014
Dual primer emulsion PCR for next- generation DNA sequencing
Ming Yan Xu1, Anthony D Aragon, Monica R Mascarenas
1Molecular Genetics and Microbiology, University of New Mexico Health Sciences Center, Albuquerque, NM, USA.
Biotechniques
|June 24, 2010
Summary
We developed dual primer emulsion PCR (DPePCR), a sensitive method for single-molecule DNA amplification. This technique enables efficient paired-end sequencing for next-generation sequencing libraries.
Area of Science:
- Molecular Biology
- Genomics
- Biotechnology
Background:
- Next-generation sequencing (NGS) requires efficient amplification of DNA molecules.
- Standard emulsion PCR (emPCR) is a common method for clonal amplification on beads.
- Limitations exist in current emPCR methods for certain library types.
Purpose of the Study:
- To develop a novel, highly sensitive single-molecule amplification method for NGS.
- To improve the efficiency of paired-end sequencing library preparation.
- To introduce dual primer emulsion PCR (DPePCR) as an advancement over standard emPCR.
Main Methods:
- Developed dual primer emulsion PCR (DPePCR) for clonal amplification.
- Modified emPCR by attaching both primers to beads for dual-strand attachment.
- Utilized restriction digestion to free ends of bridged PCR fragments for analysis.
Main Results:
- Achieved highly sensitive single-molecule amplification.
- Demonstrated efficient attachment of both PCR product strands to beads.
- Enabled efficient paired-end sequencing of fragment libraries.
Conclusions:
- DPePCR is a sensitive and effective method for single-molecule amplification.
- The dual-strand attachment and restriction digestion strategy facilitates library preparation for NGS.
- DPePCR offers an advancement for generating high-quality sequencing libraries.
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