High‑resolution skim genotyping by sequencing reveals the distribution of crossovers and gene conversions in Cicer arietinum and Brassica napus

Bayer, P E and Ruperao, P and Mason, A S and Stiller, J and Chan, C K K and Hayashi, S and Long, Y and Meng, J and Sutton, T and Visendi, P and Varshney, R K and Batley, J and Edwards, D (2015) High‑resolution skim genotyping by sequencing reveals the distribution of crossovers and gene conversions in Cicer arietinum and Brassica napus. Theoretical and Applied Genetics, 128 (6). pp. 1039-1047. ISSN 0040-1706

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Abstract

The growth of next-generation DNA sequencing technologies has led to a rapid increase in sequence-based genotyping for applications including diversity assessment, genome structure validation and gene-trait association. We have established a skim-based genotyping by sequencing method for crop plants and applied this approach to genotype-segregating populations of Brassica napus and Cicer arietinum. Comparison of progeny genotypes with those of the parental individuals allowed the identification of crossover and non-crossover (gene conversion) events. Our results identify the positions of recombination events with high resolution, permitting the mapping and frequency assessment of recombination in segregating populations.

Item Type: Article
Divisions: RP-Grain Legumes
CRP: CGIAR Research Program on Grain Legumes
Subjects: Others > Genetics and Genomics
Depositing User: Mr B K Murthy
Date Deposited: 16 Apr 2015 05:26
Last Modified: 05 Feb 2018 01:15
URI: http://oar.icrisat.org/id/eprint/8659
Official URL: http://dx.doi.org/10.1007/s00122-015-2488-y
Projects: UNSPECIFIED
Funders: UNSPECIFIED
Acknowledgement: UNSPECIFIED
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