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Article
Identification and functional analysis of a chromosome 2D fragment harboring TaFPF1 gene with the potential for yield improvement using a late heading wheat mutant
A chromosome fragment influencing wheat heading and grain size was identified using map** of m406 mutant. The study of TaFPF1 in this fragment provides more insights into wheat yield improvement.
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Article
Genetic map** of the wheat leaf rust resistance gene Lr19 and development of translocation lines to break its linkage with yellow pigment
The leaf rust resistance gene Lr19, which is present on the long arm of chromosome 7E1 in Thinopyrum ponticum, was mapped within a 0.3-cM genetic interval, and translocation lines were developed to break its link...
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Article
Genetic incorporation of genes for the optimal plant architecture in common wheat
Wheat grain yield is affected by plant height, which is the total length of spike, the uppermost internode, and other elongated internodes. In this study, a population of recombinant inbred lines generated fro...
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Article
Fine map** and candidate gene analysis of dwarf gene Rht14 in durum wheat (Triticum durum)
Semi-dwarf and dwarf genes were widely used in wheat breeding for improving lodging resistant and increasing yield. Rht14 dwarf gene was identified and deployed in durum wheat, where it showed advantage on import...
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Article
Open AccessA universal karyotypic system for hexaploid and diploid Avena species brings oat cytogenetics into the genomics era
The identification of chromosomes among Avena species have been studied by C-banding and in situ hybridization. However, the complicated results from several cytogenetic nomenclatures for identifying oat chromoso...
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Article
Physical map** of chromosome 7J and a purple coleoptile gene from Thinopyrum intermedium in the common wheat background
A physical map of Thinopyrum intermedium chromosome 7J was constructed using translocation map**, and a new seedling purple coleoptile gene was mapped to the bin of FL 0.35–0.63 of 7JS.
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Article
Molecular characteristics and inheritance of a chromosome segment from Psathyrostachys huashanica Keng in a wheat background
Psathyrostachys huashanica Keng (2n = 2x = 14, NsNs) is a valuable genetic resource for wheat improvement because of its high resistance to diseases and high tillering ability. In the present study, a wheat-P. hu...
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Article
Open AccessMolecular cytogenetic characterization of a novel wheat–Psathyrostachys huashanica Keng T3DS-5NsL•5NsS and T5DL-3DS•3DL dual translocation line with powdery mildew resistance
Psathyrostachys huashanica Keng (2n = 2x = 14, NsNs) carries many outstanding agronomic traits, therefore is a valuable resource for wheat genetic improvement. Wheat–P. huashanica translocation lines are importan...
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Article
Identification and characterization of a new stripe rust resistance gene Yr83 on rye chromosome 6R in wheat
A physical map of Secale cereale chromosome 6R was constructed using deletion map**, and a new stripe rust resistance gene Yr83 was mapped to the deletion bin of FL 0.73–1.00 of 6RL.
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Article
Open AccessMolecular dissection of Secale africanum chromosome 6Rafr in wheat enabled localization of genes for resistance to powdery mildew and stripe rust
Introgression of chromatin from Secale species into common wheat has for decades been a successful strategy for controlling the wheat diseases. The wild Secale species, Secale africanum Stapf., is a valuable sour...
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Article
Molecular cytogenetic characterization of a novel wheat–Psathyrostachys huashanica Keng 5Ns (5D) disomic substitution line with stripe rust resistance
Psathyrostachys huashanica Keng (2n = 2x = 14, NsNs) is a valuable genetic resource for improved wheat breeding, because of its high fecundity, vigorous growth, and resistance to diseases. In this study, a novel ...
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Article
A novel QTL QTrl.saw-2D.2 associated with the total root length identified by linkage and association analyses in wheat (Triticum aestivum L.)
In wheat, a QTL QTrl.saw-2D.2 associated with the total root length was identified, presumably containing genes closely related to root development.
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Article
Genetic diversity in common wheat lines revealed by fluorescence in situ hybridization
Molecular markers and phenoty** have been widely used to evaluate wheat germplasm diversity. However, the feasibility of using chromosome fluorescence in situ hybridization (FISH) to evaluate wheat genetic d...
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Article
Physical location of tandem repeats in the wheat genome and application for chromosome identification
A general distribution of tandem repeats (TRs) in the wheat genome was predicted and a new web page combined with fluorescence in situ hybridization experiments, and the newly developed Oligo p...
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Article
Open AccessThe Aegilops tauschii genome reveals multiple impacts of transposons
Wheat is an important global crop with an extremely large and complex genome that contains more transposable elements (TEs) than any other known crop species. Here, we generated a chromosome-scale, high-qualit...
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Article
Introduction of Thinopyrum intermedium ssp. trichophorum chromosomes to wheat by trigeneric hybridization involving Triticum, Secale and Thinopyrum genera
Fluorescence in situ hybridization and molecular markers have confirmed that several chromosomes from Thinopyrum intermedium ssp...
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Article
New molecular markers and cytogenetic probes enable chromosome identification of wheat-Thinopyrum intermedium introgression lines for improving protein and gluten contents
New molecular markers were developed for targeting Thinopyrum intermedium 1St#2 chromosome, and novel FISH probe representing the terminal repeats was produc...
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Article
Characterization of wheat-Secale africanum chromosome 5Ra derivatives carrying Secale specific genes for grain hardness
New wheat- Secale africanum chromosome 5R a ...
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Article
Precise identification of two wheat–Thinopyrum intermedium substitutions reveals the compensation and rearrangement between wheat and Thinopyrum chromosomes
Two wheat–Thinopyrum substitution lines X479 and X482 selected from the progenies of wheat “Mianyang26 (MY26)” × wheat–Thinopyrum intermedium ssp. trichophorum partial amphiploid were characterized by seed storag...
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Article
New St-chromosome-specific molecular markers for identifying wheat–Thinopyrum intermedium derivative lines