Evidence map›Paper›PMID 18384667›Full record

ArticleBMC plant biology2008

Construction of nested genetic core collections to optimize the exploitation of natural diversity in Vitis vinifera L. subsp. sativa.

Loïc Le Cunff, Alexandre Fournier-Level, Valérie Laucou, Silvia Vezzulli, Thierry Lacombe, Anne-Françoise Adam-Blondon, Jean-Michel Boursiquot, Patrice This

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Article in BMC plant biology, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 39 papers.

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39citing papers in PubMed
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1 · What the graph read from it

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2 · The registry

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3 · Its place in the literature

Who cites it

39 citing papers in PubMed.

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4 · The record

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5 · Who and what money

Authors and funding

8 authors.

Loïc Le CunffUMR 1097 DIA-PC, Equipe génétique Vigne, INRA-Supagro, 2 place Viala, F-34060 Montpellier, France. lecunff@supagro.inra.fr
Alexandre Fournier-Level
Valérie Laucou
Silvia Vezzulli
Thierry Lacombe
Anne-Françoise Adam-Blondon
Jean-Michel Boursiquot
Patrice This

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe first high quality draft of the grape genome sequence has just been published. This is a critical step in accessing all the genes of this species and increases the chances of exploiting the natural genetic diversity through association genetics. However, our basic knowledge of the extent of allelic variation within the species is still not sufficient. Towards this goal, we constructed nested genetic core collections (G-cores) to capture the simple sequence repeat (SSR) diversity of the grape cultivated compartment (Vitis vinifera L. subsp. sativa) from the world's largest germplasm collection (Domaine de Vassal, INRA Hérault, France), containing 2262 unique genotypes.

resultsSub-samples of 12, 24, 48 and 92 varieties of V. vinifera L. were selected based on their genotypes for 20 SSR markers using the M-strategy. They represent respectively 58%, 73%, 83% and 100% of total SSR diversity. The capture of allelic diversity was analyzed by sequencing three genes scattered throughout the genome on 233 individuals: 41 single nucleotide polymorphisms (SNPs) were identified using the G-92 core (one SNP for every 49 nucleotides) while only 25 were observed using a larger sample of 141 individuals selected on the basis of 50 morphological traits, thus demonstrating the reliability of the approach.

conclusionThe G-12 and G-24 core-collections displayed respectively 78% and 88% of the SNPs respectively, and are therefore of great interest for SNP discovery studies. Furthermore, the nested genetic core collections satisfactorily reflected the geographic and the genetic diversity of grape, which are also of great interest for the study of gene evolution in this species.

Indexed as

Genetic VariationAgricultureAllelesDNA, PlantGeographyMinisatellite RepeatsMutationPolymorphism, Single NucleotideSoftwareVitisDNA, Plant

Identifiers

PMID18384667
PMCPMC2375891

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.