Wheat and Barley Genetics and Pathology

A subfunctionalization epistasis model to evaluate homeologous gene interactions in allopolyploid wheat

The paper develops a subfunctionalization epistasis model to assess homeologous gene interactions in allopolyploid wheat and evaluates their contribution to genetic variation.

Integrating past, present and future wheat research with Pretzel

Pretzel provides an interactive online tool for visualizing and analyzing genomic data, enabling researchers without bioinformatics skills to use new genomic resources.

A low resolution epistasis mapping approach to identify chromosome arm interactions in allohexaploid wheat

The paper introduces a low-resolution epistasis mapping method to detect chromosome arm interactions in allohexaploid wheat, finding significant epistatic interactions for 2% of tested pairs.

Prediction of subgenome additive and interaction effects in allohexaploid wheat

The paper presents a statistical framework to predict subgenome additive and interaction effects in allohexaploid wheat, showing reliable variance estimation and comparable predictive ability to existing methods.

Yield performance of chromosomally engineered durum wheat-Thinopyrum ponticum recombinant lines in a range of contrasting rain-fed environments across three countries

The paper evaluates the yield performance of durum wheat lines with introgressed Thinopyrum ponticum 7AgL chromosome segments across multiple environments, finding significant increases in yield components despite trade-offs in grain weight.

Wheat avenin-like protein and its significant Fusarium Head Blight resistant functions

This study identifies wheat Avenin-like proteins (TaALPs) with anti-Fusarium Head Blight (FHB) functions through genomic, transcriptomic, and biochemical analyses.

Gene editing and mutagenesis reveal inter-cultivar differences and additivity in the contribution of TaGW2 homoeologues to grain size and weight in wheat

This study uses gene editing and mutagenesis to show that TaGW2 homoeologues contribute additively to grain size and weight in wheat, with inter-cultivar differences in their effects.

Optical and physical mapping with local finishing enables megabase-scale resolution of agronomically important regions in the wheat genome

Linking the International Wheat Genome Sequencing Consortium bread wheat reference genome sequence to wheat genetic and phenomic data

The paper introduces a portal linking the bread wheat reference genome to genetic and phenomic data for wheat improvement.

Chromosome-scale comparative sequence analysis unravels molecular mechanisms of genome evolution between two wheat cultivars

The paper compares the genome sequences of two wheat cultivars to identify structural variations and their evolutionary mechanisms.

RNA-seq reveals few differences in resistant and susceptible responses of barley to infection by the spot blotch pathogen Bipolaris sorokiniana

The paper uses RNA-seq to compare gene expression in barley resistant and susceptible to spot blotch, finding few major differences in defense responses.

Independent assessment and improvement of wheat genome assemblies using Fosill jumping libraries

The paper assesses and improves wheat genome assemblies using Fosill jumping libraries, finding that whole genome shotgun assemblies are more accurate than BAC-based ones.

A modified sequence capture approach allowing standard and methylation analyses of the same enriched genomic DNA sample

The paper introduces a modified sequence capture method that enables simultaneous analysis of genotype and methylation from the same genomic DNA sample in wheat.

The homoeologous genes for the Rec8-like meiotic cohesin in wheat: structure, function, and evolutionary implication

The paper identifies and analyzes Rec8-like homoeologous genes in wheat, revealing structural differences and differential expression patterns that suggest unique evolutionary dynamics of the B subgenome.

An overexpressed Q allele leads to increased spike density and improved processing quality

The paper identifies a mutation in the Q gene that leads to increased spike density and improved processing quality in wheat by overexpressing Qc1.

Genome scan identifies flowering-independent effects of barley HsDry2.2 locus on yield traits under water deficit

A GWAS identifies a barley locus HsDry2.2 with flowering-independent yield benefits under drought, showing wild alleles improve grain yield and morphology.

Development and molecular characterization of wheat-Aegilops peregrina Introgression Lines with resistance to leaf rust and stripe rust

The paper develops and characterizes wheat-Aegilops peregrina introgression lines with resistance to leaf rust and stripe rust, identifying lines with varying resistance profiles.

The first near-complete assembly of the hexaploid bread wheat genome, Triticum aestivum

The paper presents the first near-complete assembly of the hexaploid bread wheat genome using a combination of short and long-read sequencing technologies.

Genome-wide homology analysis reveals new insights into the origin of the wheat B genome

The paper identifies homology between wheat chromosome 1B and Ae. speltoides chromosome 1S, suggesting Ae. speltoides contributed to the wheat B genome's origin but is not its exclusive ancestor.

Map-based cloning of the gene Pm21 that confers broad spectrum resistance to wheat powdery mildew

The paper identifies the Pm21 gene from Dasypyrum villosum as a broad-spectrum resistance gene against wheat powdery mildew using integrated cloning strategies.

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