Homoeologous exchanges, segmental allopolyploidy, and polyploid genome evolution
Polyploidy is a major force in plant evolution and speciation. In newly formed allopolyploids,
pairing between related chromosomes from different subgenomes (homoeologous …
pairing between related chromosomes from different subgenomes (homoeologous …
Patterns, mechanisms, and consequences of homoeologous exchange in allopolyploid angiosperms: a genomic and epigenomic perspective
Allopolyploids result from hybridization between different evolutionary lineages coupled with
genome doubling. Homoeologous chromosomes (chromosomes with common shared …
genome doubling. Homoeologous chromosomes (chromosomes with common shared …
Homoeologous exchange is a major cause of gene presence/absence variation in the amphidiploid Brassica napus
Homoeologous exchanges (HE s) have been shown to generate novel gene combinations
and phenotypes in a range of polyploid species. Gene presence/absence variation (PAV) is …
and phenotypes in a range of polyploid species. Gene presence/absence variation (PAV) is …
The high‐quality genome of Brassica napus cultivar 'ZS11' reveals the introgression history in semi‐winter morphotype
F Sun, G Fan, Q Hu, Y Zhou, M Guan, C Tong… - The Plant …, 2017 - Wiley Online Library
Allotetraploid oilseed rape (Brassica napus L.) is an agriculturally important crop. Cultivation
and breeding of B. napus by humans has resulted in numerous genetically diverse …
and breeding of B. napus by humans has resulted in numerous genetically diverse …
Homoeolog expression bias and expression level dominance in allopolyploids
Polyploidy is now recognized as a characteristic feature of all angiosperm genomes (Jiao et
al., 2011), and remains an important speciation process today (Wendel, 2000; Comai, 2005; …
al., 2011), and remains an important speciation process today (Wendel, 2000; Comai, 2005; …
The final piece of the Triangle of U: Evolution of the tetraploid Brassica carinata genome
Ethiopian mustard (Brassica carinata) is an ancient crop with remarkable stress resilience
and a desirable seed fatty acid profile for biofuel uses. Brassica carinata is one of six …
and a desirable seed fatty acid profile for biofuel uses. Brassica carinata is one of six …
Persistent whole-chromosome aneuploidy is generally associated with nascent allohexaploid wheat
Allopolyploidization has been a driving force in plant evolution. Formation of common wheat
(Triticum aestivum L.) represents a classic example of successful speciation via …
(Triticum aestivum L.) represents a classic example of successful speciation via …
Diversity and determinants of meiotic recombination landscapes
M Zelkowski, MA Olson, M Wang, W Pawlowski - Trends in Genetics, 2019 - cell.com
Despite the universal importance of meiotic recombination for generating genetic diversity,
numbers and distribution of recombination events along chromosomes vary among species …
numbers and distribution of recombination events along chromosomes vary among species …
Genome‐wide association analyses reveal complex genetic architecture underlying natural variation for flowering time in canola
Optimum flowering time is the key to maximize canola production in order to meet global
demand of vegetable oil, biodiesel and canola‐meal. We reveal extensive variation in …
demand of vegetable oil, biodiesel and canola‐meal. We reveal extensive variation in …
Homoeologous exchanges cause extensive dosage‐dependent gene expression changes in an allopolyploid crop
A Lloyd, A Blary, D Charif, C Charpentier… - New …, 2018 - Wiley Online Library
Structural variation is a major source of genetic diversity and an important substrate for
selection. In allopolyploids, homoeologous exchanges (ie between the constituent …
selection. In allopolyploids, homoeologous exchanges (ie between the constituent …