Powdery Mildew Fungal Diseases

Tracking the evolutionary trajectory of a young hybrid plant pathogen

The paper tracks the evolutionary trajectory of a recently emerged hybrid plant pathogen, showing it persists as an independent lineage with genomic changes shaped by selection and ecological isolation.

Effector dsRNA delivery via MgFe-layered double hydroxide nanocarriers confers prolonged protection against powdery mildew in pea

This study develops MgFe-LDH nanocarriers for delivering fungal effector dsRNA to pea plants, providing prolonged protection against powdery mildew through sustained gene silencing.

Endogenous RALF peptide function is required for powdery mildew host colonization

This study shows that endogenous RALF peptides, perceived by FER and LLG-LRX complexes, are required for powdery mildew colonization of Arabidopsis, with RALF function influencing cell wall remodeling and apoplastic pH.

Dual recognition of structurally unrelated mildew effectors underlies the broad-spectrum resistance of Pm3e in wheat

The paper identifies how two wheat resistance alleles, Pm3d and Pm3e, recognize structurally diverse mildew effectors to confer broad-spectrum resistance.

Genetic mapping, marker development, and identification of candidate genes for powdery mildew resistance in Malus baccata 'Jackii'

This study constructs genetic maps, develops markers, and identifies candidate genes for powdery mildew resistance in Malus baccata 'Jackii' using SNP and SSR data from an F1 population.

Virulence on Pm4 kinase-based resistance is determined by two divergent wheat powdery mildew effectors

The paper identifies AvrPm4, a mildew effector recognised by the wheat resistance gene Pm4, and shows that virulent isolates evade resistance via SvrPm4, which suppresses AvrPm4-induced cell death.

The Cucumis sativus kinome: Identification, annotation, and expression patterns in response to powdery mildew infection

This paper identifies and characterizes the cucumber kinome, revealing its genomic distribution, classification, and expression patterns in response to powdery mildew infection.

Multi-locus phylogenetic network analysis of Ampelomyces mycoparasites isolated from diverse powdery mildews in Australia and the generation of two de novo genome assemblies

The paper isolates and analyzes 20 new Ampelomyces strains from Australian powdery mildews, revealing four molecular taxonomic units and generating two high-quality genome assemblies.

Dissection of the Ren6 and Ren7 powdery mildew resistance loci in Vitis piasezkii DVIT2027 using phased parental-progeny genomes and intraspecific locus graph reconstruction

The paper identifies NLR genes associated with powdery mildew resistance loci Ren6 and Ren7 in Vitis piasezkii by analyzing phased genomes and structural variation across multiple accessions.

Oligogalacturonides, produced by enzymatic degradation of sugar beet by-products, confer partial protection against wheat powdery mildew

The paper produces and tests oligogalacturonides (OGs) from sugar beet by-products for their ability to protect wheat against powdery mildew, finding partial protection with one OG mixture.

Population genomics and molecular epidemiology of wheat powdery mildew in Europe

This study analyzes the population genomics and molecular epidemiology of wheat powdery mildew in Europe, revealing population structure linked to wind patterns and identifying loci under selection, including fungicide targets and avirulence genes.

Identification of INOSITOL PHOSPHORYLCERAMIDE SYNTHASE 2 (IPCS2) as a new rate-limiting component in Arabidopsis pathogen entry control

This study identifies IPCS2 as a key enzyme in sphingolipid biosynthesis that regulates polar secretion of PEN3 to block fungal entry in Arabidopsis.

Mapping and characterization of a novel powdery mildew resistance locus (PM2) in Cannabis sativa L.

This study identifies and maps a novel powdery mildew resistance locus (PM2) in Cannabis sativa using bulk-segregant analysis and high-throughput sequencing, and develops genetic markers for breeding.

Comparative transcriptomics of Lathyrus sativus reveals accession-specific resistance responses against Erysiphe pisi

This study uses dual RNA-seq to compare resistance responses in four Lathyrus sativus accessions against Erysiphe pisi, identifying distinct defense mechanisms and effector genes.

Genomic surveillance and molecular evolution of fungicide resistance in European populations of wheat powderymildew

In 415 European and Mediterranean wheat powdery mildew genomes, fungicide-resistance mutations rose over time with regional patterns; demethylation-inhibitor resistance at cyp51 emerged at least twice independently and spread.

A powdery mildew core effector protein targets host endosome tethering complexes HOPS and CORVET

The paper identifies CSEP0214 as a core effector protein from Blumeria hordei that interacts with barley VPS18, disrupting endosomal tethering complexes and host immunity.

The barley MLA13-AVRA13 heterodimer reveals principles for immunoreceptor recognition of RNase-like powdery mildew effectors

The paper determines the cryo-EM structure of the MLA13-AVRA13-1 heterodimer and shows how a single amino acid substitution in MLA7 expands effector recognition.

Avirulence depletion assay: combining R gene-mediated selection with bulk sequencing for rapid avirulence gene identification in wheat powdery mildew

Interactions of sequence diverse effector proteins of wheat powdery mildew control recognition specificity by the corresponding immune receptor

The paper investigates how sequence-diverse effector proteins of wheat powdery mildew are recognized by immune receptors, revealing structural and functional mechanisms of recognition specificity.

Dual single-nucleus gene expression atlas of grapevine and Erysiphe necator during early powdery mildew infection

This study uses dual-organism single-nucleus transcriptomics to analyze grapevine and Erysiphe necator gene expression during early powdery mildew infection, identifying cell type markers and immune response patterns.

Haplotype-resolved powdery mildew resistance loci reveal the impact of heterozygous structural variation on NLR genes in Muscadinia rotundifolia

The paper identifies and characterizes haplotype-resolved resistance loci in Muscadinia rotundifolia, revealing structural variations affecting NLR genes involved in powdery mildew resistance.

Host adaptation through hybridization: Genome analysis of triticale powdery mildew reveals unique combination of lineage-specific effectors

This study reports the reference genome of triticale powdery mildew, identifies lineage-specific effectors, and shows their role in host adaptation through hybridization.

Genomic Analysis of Powdery Mildew Resistance in a Hop (Humulus lupulus L.) Bi-parental Population Segregating for R6-locus

The paper re-evaluates powdery mildew resistance in hop using QTL analysis and RNAseq, identifying genomic regions and gene expression patterns associated with resistance to races v4/v6.

Signatures of host specialization and a recent transposable element burst in the dynamic one-speed genome of the fungal barley powdery mildew pathogen

The paper analyzes the genome of Blumeria graminis forma specialis hordei to show retained synteny, copy number variation of secretion peptide genes, and recent transposable element expansion, suggesting a 'one-speed' genome structure.