Results 111 to 120 of about 31,915 (275)

Genome assembly of six polyploid potato genomes

open access: yes, 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
Anglin, Noelle L.   +4 more
core  

Polyploid Speciation

open access: yes, 2016
Genome duplication represents a dramatic, yet relatively common, genomic change, having occurred in the evolutionary history of angiosperms, vertebrates, and yeast, among many other groups. The result of such duplications ('polyploidy,' the existence of multiple sets of chromosomes within the genome) has long been recognized and was implicated as a ...
Rothfels, CJ, Otto, SP
openaire   +3 more sources

PlantRG: A Comprehensive and User‐Friendly Database for Plant Resistance Gene Analogs (RGAs)

open access: yesPlant Biotechnology Journal, EarlyView.
ABSTRACT Resistance genes are critical for plant defence against biotic stresses, and building a comprehensive, integrated data resource platform for these genes holds great significance for plant research and agriculture. Here, we developed PlantRG (http://plantrg.bio2db.com), a user‐friendly plant resistance gene database, which is built on 2 163 397
Jinghua He   +9 more
wiley   +1 more source

High‐Contiguity Haplotype‐Resolved Genome Assembly of the Hexaploid Actinidia valvata Rootstock Sheds Light on Waterlogging Resistance Gene

open access: yesPlant Biotechnology Journal, EarlyView.
ABSTRACT Polyploidisation, creating redundant or diverged copies of the genome, is a major driving force in plant evolution, diversification and environmental adaptation, including for the kiwifruit genus (Actinidia Lindl.). We present a high‐contiguity, haplotype‐resolved genome assembly of the hexaploid Actinidia valvata rootstock cultivar ...
Miaomiao Lin   +11 more
wiley   +1 more source

Genetic basis and breeding application of clonal diversity and dual reproduction modes in polyploid Carassius auratus gibelio

open access: yes, 2010
A unisexual species is generally associated with polyploidy, and reproduced by a unisexual reproduction mode, such as gynogenesis, hybridogenesis or parthenogenesis.
Zhou Li   +2 more
core  

Polyploid Cancer Cell Models in Drosophila

open access: yes
Cells with an abnormal number of chromosomes have been found in more than 90% of solid tumors, and among these, polyploidy accounts for about 40%. Polyploidized cells most often have duplicate centrosomes as well as genomes, and thus their mitosis tends ...
Yoichiro Tamori, Yuqing Wang
core   +1 more source

Homoeologous nonreciprocal recombination in polyploid cotton

open access: yes, 2010
International audience• Polyploid formation and processes that create partial genomic duplication generate redundant genomic information, whose fate is of particular interest to evolutionary biologists.
Flagel, Lex   +9 more
core   +1 more source

“Targeted Sequencing by Gene Synteny,” a New Strategy for Polyploid Species: Sequencing and Physical Structure of a Complex Sugarcane Region

open access: yesFrontiers in Plant Science, 2018
Sugarcane exhibits a complex genome mainly due to its aneuploid nature and high ploidy level, and sequencing of its genome poses a great challenge. Closely related species with well-assembled and annotated genomes can be used to help assemble complex ...
Melina C. Mancini   +4 more
doaj   +1 more source

Iterative Genome Engineering Platform Enables Efficient Sucrose Biosynthesis From CO2 in Photosynthetic Synechococcus elongatus UTEX 2973

open access: yesPlant Biotechnology Journal, EarlyView.
ABSTRACT The single crossover occurring via homologous recombination is a common phenomenon existing among microbes like Escherichia coli, Bacillus subtilis, Vibrio natriegens, Gluconobacter oxydans and most cyanobacteria species, threatening the stability of engineered strains and challenging iterative genetic engineering. Among them, we take the fast‐
Shubin Li   +5 more
wiley   +1 more source

Creating insect neopolyploid lines to study animal polyploid evolution [PDF]

open access: yes
Whole-genome duplication (polyploidy) poses many complications but is an important driver for eukaryotic evolution. To experimentally study how many challenges from the cellular (including gene expression) to the life history levels are overcome in ...
Kelley Leung   +7 more
core   +1 more source

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