Plant-Microbe Interactions and Immunity

Soil microbiome effects on quantitative floral traits of the annual plant Mimulus guttatus

This study investigates how soil microbiomes influence flowering traits in Mimulus guttatus, finding that plant genotype primarily drives flowering traits rather than the microbiome.

Variovorax paradoxus alleviates bicarbonate-induced Fe limitation in cotton by altering the root-associated microbiome

This study shows that Variovorax paradoxus improves cotton growth and Fe nutrition under bicarbonate-induced Fe limitation by altering root-associated microbial communities.

The Arabidopsis outward K+ channel GORK mediates flg22-induced K+ efflux and stomatal closure

This study identifies GORK as the K+ channel mediating flg22-induced K+ efflux and stomatal closure during PTI in Arabidopsis.

Asymptomatic colonization by Botrytis cinerea reveals polarized plant-fungus interfaces before widespread disease

This study examines asymptomatic Botrytis cinerea colonization in Arabidopsis seedlings, revealing polarized host responses and fungal morphologies before visible disease.

Root exudates enhance the ecological fitness of a non-native PGPR and reshape rhizosphere microbiome assembly

This study shows how root exudates enhance a non-native PGPR's ability to thrive in the rhizosphere and alter microbial community composition.

Metagenomic insights into dose-dependent alterations in the tobacco rhizosphere microbiome by pyrroloquinoline quinone

This study examines how varying concentrations of PQQ affect the tobacco rhizosphere microbiome using metagenomic sequencing, revealing non-monotonic changes in taxonomic and functional profiles.

PDF2.2 links constitutive defensin expression to disease resistance in Arabidopsis

This study shows AtPDF2.2, a constitutively expressed defensin in Arabidopsis, is associated with disease resistance against multiple pathogens, with distinct regulatory patterns compared to the inducible AtPDF1.2a.

Leaf Damage Is Associated with Alteration of Microbiome Composition and Abundance in the Spartina alterniflora Phyllosphere

This study examines how leaf damage from disease or environmental stress alters the microbiome composition and abundance in the phyllosphere of Spartina alterniflora, showing increased microbial abundance and diversity in damaged leaves.

Heritable variation in root bacterial microbiomes alters natural selection on host plants

The paper shows that heritable variation in root bacterial microbiomes influences natural selection on host plants by altering fitness outcomes based on plant genotype.

Distinct Strategies for Engineering Bioenergy Traits in Sorghum Drive Divergent Functional Shifts in the Rhizosphere Microbiome

This study examines how two transgenic sorghum lines with different bioenergy traits affect their rhizosphere microbiome composition and function.

Cell wall integrity and elicitor peptide signaling modulate jasmonic acid-mediated camalexin production in Arabidopsis

This study shows that cell wall integrity signaling and elicitor peptides modulate jasmonic acid-mediated camalexin production in Arabidopsis through distinct pathways.

A sunflower FLS2 guides reconstruction of recognition of a Xanthomonas flg22 escape variant across divergent FLS2 receptors

The paper identifies a sunflower FLS2 receptor that recognizes a flg22 escape variant and uses structural and engineering approaches to reconstruct recognition in divergent FLS2 homologues.

A helper NLR monitors catalytic perturbation of a vesicle trafficking regulator targeted by pathogen effectors

The paper shows that the helper NLR NRC4 detects effector-induced changes in TOPGAP activity, leading to immune activation.

From acidic extreme environments to agriculture: a multi-stress-tolerant Talaromyces pseudofuniculosus enhances soybean growth under abiotic stress

This study identifies a stress-tolerant fungus that enhances soybean growth under abiotic stress conditions.

Unfolded Protein Response signaling restricts PTI and limits salicylic acid-dependent cell death under ER stress

This study shows that the UPR limits PTI and SA-dependent cell death under ER stress by coordinating ER homeostasis with immune signaling.

Soil microbiome functions in plant-aphid dynamics are resilient to community restructuring during compost application

This study shows compost application changes soil and rhizosphere microbial communities but does not affect plant resistance to aphids, highlighting the disconnect between community structure and functional outcomes.

Arabidopsis cysteine protease RD19 limits RBOHD-generated ROS production in pattern triggered immunity

This study shows RD19 limits RBOHD-generated ROS in PTI by regulating its accumulation, and identifies AED3 and AED2/ASPG1 as potential RD19 substrates.

A Seed-Derived Multi-Kingdom Synthetic Community Enhances Radish Seedling Protection Against Alternaria brassicicola Abra43

The paper tests synthetic microbial communities on radish seeds to protect against a fungal pathogen, finding that multi-kingdom communities provide the best protection.

Early rhizosphere assembly during the onset of photosynthesis reveals inoculum-constrained succession with increased phylogenetic clustering, filtering and diversity

This study tracks rhizosphere microbiome assembly in tomato plants during early development, showing inoculum-constrained succession with increased phylogenetic clustering and diversity.

Hydroxylated monoterpenes mimic bacterial attack to trigger jasmonate-dependent self-amplifying immunity in tomato

This study shows hydroxylated monoterpenes (HMTPs) mimic bacterial attack, triggering jasmonate-dependent immunity in tomato through self-amplifying signaling loops.

Rice blast fungus hijacks a rice RALF peptide to initiate infection

This study shows that the rice RALF peptide OsRALF7 is hijacked by the rice blast fungus to trigger appressorium formation, aiding infection, while retaining antifungal activity against other fungi.

Targeting of the barley cell-surface receptor SRF3 by the Blumeria hordei effector AVRA13 overlaps with AVRA13 recognition by MLA and the induction of NLR-mediated cell death.

The paper identifies AVRA13's interaction with SRF3 in barley and shows its role in manipulating iron homeostasis to promote fungal growth, while also revealing MLA's detection of AVRA13's virulence features.

NLR immune receptors can exhibit tissue-specific expression patterns across legume species

This study identifies tissue-specific NLR expression patterns across legume species using phylogenomics and transcriptomics.

Argonaute 15 regulates immunity of potato to filamentous pathogens through transposon-derived small RNAs

This study shows that StAGO15 in potato uses transposon-derived small RNAs to regulate immunity against filamentous pathogens by targeting resistance genes.

Wild Luteibacter populations exhibit climate-associated divergence and distinct genomic strategies for osmotic stress tolerance

The paper examines how climate influences osmotic stress tolerance in Luteibacter populations, finding distinct genomic strategies in semi-arid and humid strains.

Field Plant Biodiversity and Carbon Farming Shape Leaf Microbiomes

The paper examines how carbon farming practices and field biodiversity affect leaf microbiomes, finding that fungal diversity increases with plant richness and certain practices favor fungal pathogens or beneficial microbes.

Corylus avellana disease management: using metagenomics to illuminate the rhizosphere microbiome of hazelnut

This study uses metagenomics to analyze the rhizosphere microbiomes of hazelnut trees with different resistance levels to a fungal pathogen, finding no significant differences in microbial diversity but identifying potential microbial candidates for disease management.

Synthetic FLS2 receptor oligomer boosts plant innate immunity

This study engineers the Arabidopsis FLS2 receptor to control its oligomerization, showing that dimerization enhances immune responses while tetramerization impairs receptor turnover and weakens sustained signaling.

Hopeaphenol targets histidine kinase signaling across kingdoms to suppress bacterial virulence and potentiate plant immunity

Hopeaphenol inhibits histidine kinase signaling in both bacterial pathogens and plant hosts, reducing virulence and enhancing immunity.

A scalable screening approach reveals phylogenetic patterns of bacterial antagonism against potato pathogens

The paper develops a scalable screening method to assess bacterial antagonism against potato pathogens and identifies phylogenetic patterns in antagonistic activity.