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Optimization and Comparative Analysis of Plant Organellar DNA Enrichment Methods Suitable for Next-generation Sequencing
Published on: July 28, 2017
An efficient and rapid protocol for plant nuclear DNA preparation suitable for next generation sequencing methods
Gregory Carrier1, Sylvain Santoni, Marguerite Rodier-Goud
1UMT Geno-Vigne, IFV-INRA-Montpellier Supagro, 2 place Viala, Montpellier, France. gregory.carrier@supagro.inra.fr
American Journal of Botany
|May 27, 2011
Summary
This study presents a new nuclear DNA extraction protocol for Next Generation Sequencing (NGS). The method yields high-quality DNA with minimal cytoplasmic contamination, ideal for sequencing libraries.
Area of Science:
- Plant molecular biology
- Genomics
Background:
- Nuclear DNA extraction is crucial for genomic studies.
- Plants like grapevines and coffee trees present challenges due to secondary metabolites.
- Existing protocols may have high cytoplasmic DNA contamination.
Purpose of the Study:
- To develop an efficient nuclear DNA extraction protocol for Next Generation Sequencers (NGS).
- To minimize cytoplasmic DNA contamination in extracted nuclear DNA.
Main Methods:
- A novel nuclear DNA extraction protocol was developed.
- The protocol was tested on grapevines and coffee trees.
- Extracted DNA was sequenced using the 454/GS-FLX method and compared to a classic protocol.
Main Results:
- The new protocol yielded nuclear DNA with less than 4% cytoplasmic DNA contamination.
- Results were comparable to Bacterial Artificial Chromosome (BAC)-building protocols.
- Demonstrated significantly lower cytoplasmic DNA contamination compared to a classic DNA extraction method.
Conclusions:
- The developed protocol is fast, economical, and yields high-quality nuclear DNA.
- It is highly efficient for constructing sequencing libraries.
- Effectively reduces cytoplasmic DNA contamination for downstream genomic applications.
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