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A Fast Silver Staining Protocol Enabling Simple and Efficient Detection of SSR Markers using a Non-denaturing Polyacrylamide Gel
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SSR identification and marker development for sago palm based on NGS genome data
Devit Purwoko1, Imam Civi Cartealy1, Teuku Tajuddin1
1Laboratory for Biotechnology, Agroindustrial Technology and Biotechnology, Agency for Assessment and Application of Technology, Build. 630 Puspiptek Area Setu, South Tangerang 15314, Banten, Indonesia.
Breeding Science
|May 16, 2019
Summary
Researchers developed new genetic markers for sago palm (Metroxylon sagu) using next-generation sequencing (NGS) data. These simple sequence repeat (SSR) markers revealed genetic diversity among Indonesian sago palm accessions, aiding future breeding efforts.
Area of Science:
- Genetics
- Plant Science
- Agricultural Biotechnology
Background:
- Sago palm (Metroxylon sagu) is a highly productive carbohydrate source.
- Limited genetic information is available for sago palm, hindering breeding programs.
Purpose of the Study:
- To develop novel simple sequence repeat (SSR) markers for sago palm using next-generation sequencing (NGS) data.
- To assess the genetic diversity of Indonesian sago palm accessions.
Main Methods:
- De novo assembly of sago palm genomic data for SSR mining.
- Design and validation of SSR primers.
- Genetic diversity analysis using polymorphic SSR markers.
Main Results:
- Identified over 31,000 perfect and 33,000 imperfect SSR loci.
- Successfully designed and validated SSR primers, with seven generating polymorphic alleles.
- Genetic analysis revealed three distinct clusters among 41 Indonesian sago palm accessions.
Conclusions:
- Developed functional SSR markers for sago palm from NGS data.
- Demonstrated the utility of these markers for evaluating genetic diversity.
- The developed markers will support future sago palm breeding and conservation efforts.
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