Results 61 to 70 of about 2,373 (206)

Analysis of the recombination landscape of hexaploid bread wheat reveals genes controlling recombination and gene conversion frequency [PDF]

open access: yes, 2019
Background: Sequence exchange between homologous chromosomes through crossing over and gene conversion is highly conserved among eukaryotes, contributing to genome stability and genetic diversity. A lack of recombination limits breeding efforts in crops;
Bailey, Paul   +10 more
core   +1 more source

Rewiring Steroidal Metabolic Pathways for Diosgenin Production in Solanum nigrum

open access: yesPlant Biotechnology Journal, EarlyView.
ABSTRACT Diosgenin is a key starting material for the synthesis of steroidal drugs, such as corticosteroids and sex hormones. While the primary commercial source of diosgenin is the tubers of Dioscorea spp., identifying alternative plant hosts capable of diosgenin biosynthesis could enhance its production.
Jongbu Lim   +16 more
wiley   +1 more source

Production, characterization, and potential utility of a newly synthesized allohexaploid wheat Triticum kiharae

open access: yesCrop Journal
Established allopolyploid species often contain specific gene(s) dedicated to suppressing the pairing of homoeologous chromosomes during meiosis. A longstanding question is whether such genes in allopolyploids with lower ploidy levels can retain full ...
Tariq Aslam   +7 more
doaj   +1 more source

Spontaneous natural formation of interspecific hybrids within the Festuca-Lolium complex

open access: yesBiologia Plantarum, 2020
Interspecific and intergeneric hybridization within the Festuca-Lolium complex is frequently used in forage plant breeding. However, little is known about the natural occurrence and competitiveness of such hybrids.
B. BOLLER   +8 more
doaj   +1 more source

Cisgenesis, a new tool for traditional plant breeding, should be exempted from the regulation on genetically modified organisms in a step by step approach [PDF]

open access: yes, 2008
Modern potato breeding requires over 100,000 seedlings per new variety. Main reasons are (1) the increasing number of traits that have to be combined in this tetraploid vegetatively propagated crop, and (2) an increasing number of traits (e.g ...
Jacobsen, E., Schouten, H.J.
core   +2 more sources

Transmembrane Protein GbTMEM209 Inhibits Fibre Elongation via Competitive Interaction With GbHOX3 in Gossypium barbadense

open access: yesPlant Biotechnology Journal, EarlyView.
ABSTRACT Sea Island cotton (Gossypium barbadense) produces premium‐quality fibres, yet the genetic basis underlying its fibre development remains elusive. Here, we identify two key non‐synonymous single nucleotide polymorphisms (SNPs, G/C and G/A) in the gene Gbar_D13G024080, which encodes the TRANSMEMBRANE PROTEIN 209 (TMEM209). These SNPs resulted in
Kaiyun Jiang   +25 more
wiley   +1 more source

An improved assembly and annotation of the allohexaploid wheat genome identifies complete families of agronomic genes and provides genomic evidence for chromosomal translocations [PDF]

open access: yes, 2017
Advances in genome sequencing and assembly technologies are generating many high-quality genome sequences, but assemblies of large, repeat-rich polyploid genomes, such as that of bread wheat, remain fragmented and incomplete.
Accinelli, Gonzalo Garcia   +38 more
core   +1 more source

Harnessing Bulk‐Segregant Mapping to Identify Trait‐Associated Genes in the Allopolyploid Model Plant Nicotiana benthamiana

open access: yesPlant Biotechnology Journal, EarlyView.
ABSTRACT Forward genetics has been instrumental in identifying genes underlying desirable traits, yet its application to polyploid plants, many of which are key agricultural crops, remains challenging due to their genomic complexity. Therefore, we developed BenthMap, a bulk segregant analysis platform for high‐throughput trait mapping and gene ...
Zuba Ahmed   +5 more
wiley   +1 more source

Chromosomal diversification and karyotype evolution of diploids in the cytologically diverse genus Prospero (Hyacinthaceae) [PDF]

open access: yes, 2013
This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work ...
Andrew R Leitch   +7 more
core   +2 more sources

Methionine Synthase Positively Regulates Plant Defence to Both RNA and DNA Viruses and Is Useful for Developing Broad‐Spectrum Antiviral Resistance in Crops

open access: yesPlant Biotechnology Journal, EarlyView.
ABSTRACT Plant viruses frequently cause severe economic losses in worldwide crop production. Developing broad‐spectrum resistance is the most efficient approach for controlling plant viral diseases. In this work, we found that the 17K protein of barley yellow dwarf viruses (BYDVs), which has multiple functions in viral pathogenesis including acting as ...
Zhaohui Wang   +16 more
wiley   +1 more source

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