Creating Genetic Collections for Grapes
Author Information
Author(s): Le Cunff Loïc, Fournier-Level Alexandre, Laucou Valérie, Vezzulli Silvia, Lacombe Thierry, Adam-Blondon Anne-Françoise, Boursiquot Jean-Michel, This Patrice
Primary Institution: UMR 1097 DIA-PC, INRA-Supagro
Hypothesis
Can nested genetic core collections optimize the exploitation of natural diversity in Vitis vinifera L. subsp. sativa?
Conclusion
The nested genetic core collections effectively captured the genetic diversity of grape varieties, making them valuable for SNP discovery and understanding gene evolution.
Supporting Evidence
- The G-12 and G-24 core collections displayed 78% and 88% of the SNPs respectively.
- The G-48 core collection was chosen as the reference due to its high Nei's index.
- The study demonstrated that even small core collections can effectively capture genetic diversity.
Takeaway
Scientists created smaller groups of grape plants to study their genetic differences better. This helps them find important traits in grapes.
Methodology
Nested genetic core collections were constructed using the M-strategy to capture SSR diversity from a large germplasm collection.
Limitations
The study did not account for somatic variants present within V. vinifera L. cultivated germplasm.
Participant Demographics
The study involved 2262 unique genotypes from the Vassal collection, representing grape varieties from 38 different countries.
Digital Object Identifier (DOI)
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