Polyploid formation pathways have an impact on genetic rearrangements in resynthesized Brassica napus

E Szadkowski, F Eber, V Huteau, M Lode… - New …, 2011 - Wiley Online Library
… on the genetic rearrangements that occur. We therefore aimed to unravel the impact of
polyploid formation pathways on genetic rearrangements during the formation of new B. napus. …

… activation, genomic rearrangements and trait variation in a recombinant inbred line population of Brassica napus derived from interspecific hybridization with Brassica rapa

J Zou, D Fu, H Gong, W Qian, W Xia, JC Pires… - The Plant …, 2011 - Wiley Online Library
… Chromosomal rearrangement events detected between the two natural species Brassica
rapa and Brassica napus and in a ‘new type B. napus’ population.(a) Chromosomal …

Epigenomic and structural events preclude recombination in Brassica napus

F Boideau, G Richard, O Coriton, V Huteau… - New …, 2022 - Wiley Online Library
Genetic maps were established in two Brassica napus hybrids to detect the presence of
such large nonrecombinant islands. The role played by DNA methylation and structural …

Homeologous Recombination Plays a Major Role in Chromosome Rearrangements That Occur During Meiosis of Brassica napus Haploids

SD Nicolas, GL Mignon, F Eber, O Coriton, H Monod… - Genetics, 2007 - academic.oup.com
… We show that a high number of chromosomal rearrangements occur during meiosis of B.
napus … We demonstrate that half of these rearrangements are due to recombination between …

Detection of chromosomal rearrangements derived from homeologous recombination in four mapping populations of Brassica napus L.

JA Udall, PA Quijada, TC Osborn - Genetics, 2005 - academic.oup.com
Genetic maps of Brassica napus were constructed from four segregating populations of …
Chromosomal rearrangements were identified in each population by molecular marker analysis …

Genomic Changes in Resynthesized Brassica napus and Their Effect on Gene Expression and Phenotype

RT Gaeta, JC Pires, F Iniguez-Luy, E Leon… - The Plant …, 2007 - academic.oup.com
… We analyzed genetic, epigenetic, gene expression, and phenotypic changes in ∼50
resynthesized Brassica napusnapus also incurred rearrangements in our study of resynthesized …

A Complex Recombination Pattern in the Genome of Allotetraploid Brassica napus as Revealed by a High-Density Genetic Map

G Cai, Q Yang, B Yi, C Fan, D Edwards, J Batley… - PLoS …, 2014 - journals.plos.org
… Polyploidization can result in chromosomal rearrangements, changes in gene expression,
reductions in chromosome numbers and evolution of the centromere [5], [6], [7], [8], [9]. …

Non‐random distribution of extensive chromosome rearrangements in Brassica napus depends on genome organization

SD Nicolas, H Monod, F Eber, AM Chèvre… - The Plant …, 2012 - Wiley Online Library
… Finally our model predicts the variation in rearrangement rates with the genetic distance
from the centromere for both the haploid parents and in relation to the degree of collinearity (…

Frequent spontaneous structural rearrangements promote rapid genome diversification in a Brassica napus F1 generation

M Orantes-Bonilla, M Makhoul, HT Lee… - Frontiers in Plant …, 2022 - frontiersin.org
… In a cross between two homozygous Brassica napus plants … five large-scale structural
rearrangements where both parents … , the number of genes within each large rearrangement were …

Genetic Regulation of Meiotic Cross-Overs between Related Genomes in Brassica napus Haploids and Hybrids

SD Nicolas, M Leflon, H Monod, F Eber… - The Plant …, 2009 - academic.oup.com
… We showed that the number of rearrangement breakpoints per linkage group in the
progeny of Darmor-bzh haploids was positively and significantly correlated to the number of …