Results 111 to 120 of about 74,036 (282)

Complexities of chromosome landing in a highly polyploid, aneuploid, interspecific genome: Towards map-based cloning of a resistance gene (bru1) in sugarcane (2n=ca 115) [PDF]

open access: yes, 2009
The genom e of modern sugarcane cultivars is highly polyploid (~12x), aneuploid, of interspecific origin, and contains 10 Gb of DNA. Its size and complexity represent a major challenge for the isolation of agronomically important genes.
Costet, Laurent   +5 more
core  

Selection of chromosomal DNA libraries using a multiplex CRISPR system. [PDF]

open access: yes, 2014
The directed evolution of biomolecules to improve or change their activity is central to many engineering and synthetic biology efforts. However, selecting improved variants from gene libraries in living cells requires plasmid expression systems that ...
Arkin, Adam P   +10 more
core   +2 more sources

The “Polyploid Hop”: Shifting Challenges and Opportunities Over the Evolutionary Lifespan of Genome Duplications

open access: yesFrontiers in Ecology and Evolution, 2018
The duplication of an entire genome is no small affair. Whole genome duplication (WGD) is a dramatic mutation with long-lasting effects, yet it occurs repeatedly in all eukaryotic kingdoms. Plants are particularly rich in documented WGDs, with recent and
P. Baduel   +4 more
semanticscholar   +1 more source

Genome assembly of six polyploid potato genomes

open access: yesScientific Data, 2020
Genome assembly of polyploid plant genomes is a laborious task as they contain more than two copies of the genome, are often highly heterozygous with a high level of repetitive DNA. Next Generation genome sequencing data representing one Chilean and five
M. Kyriakidou   +4 more
semanticscholar   +1 more source

Evolutionary dynamics of hom(oe)ologous haplotypes (bacs) within the highly polyploid sugarcane genome [PDF]

open access: yes, 2009
Sugarcane (Saccharum spp.) has been recognized as one of the world's most efficient crops in converting solar energy into chemical energy and having the most favorable input/output ratio.
Charron, Carine   +7 more
core  

CENH3-GFP: a visual marker for gametophytic and somatic ploidy determination in Arabidopsis thaliana [PDF]

open access: yes, 2016
Background: The in vivo determination of the cell-specific chromosome number provides a valuable tool in several aspects of plant research. However, current techniques to determine the endosystemic ploidy level do not allow non-destructive, cell-specific
Angenon, Geert   +4 more
core   +5 more sources

Epigenomics: dissecting hybridization and polyploidization [PDF]

open access: yesGenome Biology, 2017
Epigenetic profiling in diploid, allopolyploid, and domesticated cotton shows that despite most DNA methylation being conserved and stably inherited, alterations likely due to hybridization and domestication affect gene expression.
openaire   +4 more sources

Hybridization, polyploidy, and evolutionary transitions between monoecy and dioecy in Bryonia (Cucurbitaceae) [PDF]

open access: yes, 2008
Correns’s 1903 (Berichte der Deutschen Botanischen Gesellschaft 21: 133 – 147) crosses between a monoecious and a dioecious species of Bryonia revealed the simple Mendelian inheritance of dioecy and provided the first instance of an XY sex determination ...
Renner, Susanne S., Volz, Stefanie M.
core   +1 more source

The Transcriptional Landscape of Polyploid Wheats and Their Diploid Ancestors during Embryogenesis and Grain Development[OPEN]

open access: yesThe Plant Cell, 2019
Transcriptomic analysis of polyploid wheats and ancestral diploid grasses sheds light on the programming of embryo and grain development, gene activities, and their evolutionary implications.
D. Xiang   +23 more
semanticscholar   +1 more source

Loss of redundant gene expression after polyploidization in plants

open access: yes, 1978
Based on chromosomal location data of genes encoding 28 biochemical systems in allohexaploid wheat,Triticum aestivum L. (genomes AABBDD), it is concluded that the proportions of systems controlled by triplicate, duplicate, and single loci are 57%, 25 ...
C. Aragoncillo   +20 more
core   +1 more source

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