Multiplex-Ready PCR: A new method for multiplexed SSR and SNP genotyping

<p>Abstract</p> <p>Background</p> <p>Microsatellite (SSR) and single nucleotide polymorphism (SNP) markers are widely used in plant breeding and genomic research. Thus, methods to improve the speed and efficiency of SSR and SNP genotyping are highly desirable. Here we d...

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Main Authors: Nguyen Thao M, Hayden Matthew J, Waterman Amanda, Chalmers Kenneth J
Format: Article
Language:English
Published: BMC 2008-02-01
Series:BMC Genomics
Online Access:http://www.biomedcentral.com/1471-2164/9/80
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author Nguyen Thao M
Hayden Matthew J
Waterman Amanda
Chalmers Kenneth J
author_facet Nguyen Thao M
Hayden Matthew J
Waterman Amanda
Chalmers Kenneth J
author_sort Nguyen Thao M
collection DOAJ
description <p>Abstract</p> <p>Background</p> <p>Microsatellite (SSR) and single nucleotide polymorphism (SNP) markers are widely used in plant breeding and genomic research. Thus, methods to improve the speed and efficiency of SSR and SNP genotyping are highly desirable. Here we describe a new method for multiplex PCR that facilitates fluorescence-based SSR genotyping and the multiplexed preparation of DNA templates for SNP assays.</p> <p>Results</p> <p>We show that multiplex-ready PCR can achieve a high (92%) success rate for the amplification of published sequences under standardised reaction conditions, with a PCR specificity comparable to that of conventional PCR methods. We also demonstrate that multiplex-ready PCR supports an improved level of multiplexing in plant genomes of varying size and ploidy, without the need to carefully optimize assay conditions. Several advantages of multiplex-ready PCR for SSR and SNP genotyping are demonstrated and discussed. These include the uniform amplification of target sequences within multiplexed reactions and between independent assays, and the ability to label amplicons during PCR with specialised moieties such fluorescent dyes and biotin.</p> <p>Conclusion</p> <p>Multiplex-ready PCR provides several technological advantages that can facilitate fluorescence-based SSR genotyping and the multiplexed preparation of DNA templates for SNP assays. These advantages can be captured at several points in the genotyping process, and offer considerable cost and labour savings. Multiplex-ready PCR is broadly applicable to plant genomics and marker assisted breeding, and should be transferable to any animal or plant species.</p>
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spelling doaj.art-ce26bc7cf34e4aabab03063ec77774e02022-12-22T02:00:50ZengBMCBMC Genomics1471-21642008-02-01918010.1186/1471-2164-9-80Multiplex-Ready PCR: A new method for multiplexed SSR and SNP genotypingNguyen Thao MHayden Matthew JWaterman AmandaChalmers Kenneth J<p>Abstract</p> <p>Background</p> <p>Microsatellite (SSR) and single nucleotide polymorphism (SNP) markers are widely used in plant breeding and genomic research. Thus, methods to improve the speed and efficiency of SSR and SNP genotyping are highly desirable. Here we describe a new method for multiplex PCR that facilitates fluorescence-based SSR genotyping and the multiplexed preparation of DNA templates for SNP assays.</p> <p>Results</p> <p>We show that multiplex-ready PCR can achieve a high (92%) success rate for the amplification of published sequences under standardised reaction conditions, with a PCR specificity comparable to that of conventional PCR methods. We also demonstrate that multiplex-ready PCR supports an improved level of multiplexing in plant genomes of varying size and ploidy, without the need to carefully optimize assay conditions. Several advantages of multiplex-ready PCR for SSR and SNP genotyping are demonstrated and discussed. These include the uniform amplification of target sequences within multiplexed reactions and between independent assays, and the ability to label amplicons during PCR with specialised moieties such fluorescent dyes and biotin.</p> <p>Conclusion</p> <p>Multiplex-ready PCR provides several technological advantages that can facilitate fluorescence-based SSR genotyping and the multiplexed preparation of DNA templates for SNP assays. These advantages can be captured at several points in the genotyping process, and offer considerable cost and labour savings. Multiplex-ready PCR is broadly applicable to plant genomics and marker assisted breeding, and should be transferable to any animal or plant species.</p>http://www.biomedcentral.com/1471-2164/9/80
spellingShingle Nguyen Thao M
Hayden Matthew J
Waterman Amanda
Chalmers Kenneth J
Multiplex-Ready PCR: A new method for multiplexed SSR and SNP genotyping
BMC Genomics
title Multiplex-Ready PCR: A new method for multiplexed SSR and SNP genotyping
title_full Multiplex-Ready PCR: A new method for multiplexed SSR and SNP genotyping
title_fullStr Multiplex-Ready PCR: A new method for multiplexed SSR and SNP genotyping
title_full_unstemmed Multiplex-Ready PCR: A new method for multiplexed SSR and SNP genotyping
title_short Multiplex-Ready PCR: A new method for multiplexed SSR and SNP genotyping
title_sort multiplex ready pcr a new method for multiplexed ssr and snp genotyping
url http://www.biomedcentral.com/1471-2164/9/80
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AT haydenmatthewj multiplexreadypcranewmethodformultiplexedssrandsnpgenotyping
AT watermanamanda multiplexreadypcranewmethodformultiplexedssrandsnpgenotyping
AT chalmerskennethj multiplexreadypcranewmethodformultiplexedssrandsnpgenotyping