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Identification and transfer of a new Pm21 haplotype with high genetic diversity and a special molecular resistance mechanism
Key messageA new functional Pm21 haplotype, Pm21(8#) , was cloned from the new wheat- H. villosa translocation line T6VS(8#)·6DL, which confers the...
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Predominant wheat-alien chromosome translocations in newly developed wheat of China
Founder wheat lines have played key role in Chinese wheat improvement. Wheat- Dasypyrum villosum translocation T6VS·6AL has been widely used in wheat...
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Rapid development of wheat-Dasypyrum villosum compensating translocations resistant to powdery mildew using a triple marker strategy conducted on a large ph1b-induced population
Key messageTwenty-two compensating wheat- Dasypyrum villosum translocations carrying the powdery mildew resistance gene PmV were developed using a...
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The decreased expression of GW2 homologous genes contributed to the increased grain width and thousand‑grain weight in wheat-Dasypyrum villosum 6VS·6DL translocation lines
Key messageThis study demonstrated that the aberrant transcription of DvGW2 contributed to the increased grain width and thousand-grain weight in...
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Introgression of chromosome 5P from Agropyron cristatum enhances grain weight in a wheat background
Key messageA grain weight locus from Agropyron cristatum chromosome 5P increases grain weight in different wheat backgrounds and is localized to 5PL...
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Development of wheat-Dasypyrum villosum T6V#4S·6AL translocation lines with enhanced inheritance for powdery mildew resistance
Key messageNew translocation lines with T6V#4S·6AL in the Ph1 and ph1b backgrounds were developed with improved inheritance of powdery mildew...
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Development of novel wheat-rye 6RS small fragment translocation lines with powdery mildew resistance and physical map** of the resistance gene PmW6RS
Key messageNovel wheat-rye 6RS small fragment translocation lines with powdery mildew resistance were developed, and the resistance gene PmW6RS was...
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Development and application of universal ND-FISH probes for detecting P-genome chromosomes based on Agropyron cristatum transposable elements
Fluorescence in situ hybridization (FISH) is a basic tool that is widely used in cytogenetic research. The detection efficiency of conventional FISH...
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Transferring a new Fusarium head blight resistance locus FhbRc1 from Roegneria ciliaris into wheat by develo** alien translocation lines
Key messageA new FHB resistance locus FhbRc1 was identified from the R. ciliaris chromosome 7S c and transferred into common wheat by develo**...
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Genetic enhancement of nutritional and end-use quality in bread wheat through alien introgressions from wild relatives
Among the cereal crops, wheat is an important food crop and acts as the staple food for more than half of the world's population. The genetic...
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The diversity of powdery mildew resistance gene loci among wheat germplasm in Southwest China
Knowledge of genetic diversity and genes conferring disease resistance is essential for the effective use of wheat germplasm resistant to powdery...
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Identification and fine map** of alien fragments associated with enhanced grain weight from Agropyron cristatum chromosome 7P in common wheat backgrounds
Key messageAn enhanced grain weight locus from Agropyron cristatum chromosome 7P was verified in two wheat backgrounds, localized to the 7PS1-2...
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The launch of satellite: DNA repeats as a cytogenetic tool in discovering the chromosomal universe of wild Triticeae
Fluorescence in situ hybridization is a powerful tool that enables plant researchers to perform systematic, evolutionary, and population studies of...
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Fine map** of wheat powdery mildew resistance gene Pm6 using 2B/2G homoeologous recombinants induced by the ph1b mutant
Key messageUsing the ph1b mutant, the recombination frequency between the homoeologous region of 2B and 2G was significantly increased. By this, we...
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Scale development and utilization of universal PCR-based and high-throughput KASP markers specific for chromosome arms of rye (Secale cereale L.)
BackgroundRye ( Secale cereale L., 2n = 2x = 14, RR), a relative of common wheat, is a large gene resource pool for wheat improvement. Accurate and...
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Whole genome development of intron targeting (IT) markers specific for Dasypyrum villosum chromosomes based on next-generation sequencing technology
Dasypyrum villosum (Dv), a wild relative of wheat, is an important and useful gene resource for wheat improvement. A large number of wheat-Dv...
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Pm55, a developmental-stage and tissue-specific powdery mildew resistance gene introgressed from Dasypyrum villosum into common wheat
Key messagePowdery mildew resistance gene Pm55 was physically mapped to chromosome arm 5VS FL 0.60–0.80 of
Dasypyrum villosum . Pm55 is present in...
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Development and characterization of marker MBH1 simultaneously tagging genes Pm21 and PmV conferring resistance to powdery mildew in wheat
Wheat- Haynaldia villosa translocations T6V#2S.6AL and T6V#4S.6DL, carriers of Pm21 and PmV , respectively, continue to contribute powdery mildew...
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Efficient marker-assisted screening of structural changes involving Haynaldia villosa chromosome 6V using a double-distal-marker strategy
Wild relatives of wheat possess many agronomic traits important to wheat improvement. Wheat–alien translocation and deletion lines are important...
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Physical map** of chromosome 4J of Thinopyrum bessarabicum using gamma radiation-induced aberrations
Key message Gamma radiation induced a series of structural aberrations involving
Thinopyrum bessarabicum chromosome 4J. The aberrations allowed for...