Plant-Microbe Interactions and Immunity

Plant sexual and asexual contributions to the seed microbiome

The paper investigates how sexual and asexual pathways contribute to the seed microbiome in apple trees, finding both routes contribute, with unknown sources also playing a major role.

Iron retention coupled with trade-offs in localized symbiotic effects confers tolerance to combined iron deficiency and drought in soybean

This study identifies iron retention and symbiotic associations as mechanisms enabling soybean tolerance to combined iron deficiency and drought.

Plasmids, Prophages and Defense Systems are Depleted from Plant Microbiota Genomes

The paper identifies a consistent depletion of prophages, plasmids, and defense systems in plant-associated bacterial genomes across multiple ecosystems.

Plant specialised metabolites modulate the molecular signatures of host-bacteria and bacteria-bacteria interactions

The paper investigates how plant-derived benzoxazinoid metabolites modulate bacterial-bacterial and bacterial-plant interactions in root-associated microbiomes.

Spatial and single-cell transcriptomics capture two distinct cell states in plant immunity

This study uses spatial and single-nuclei transcriptomics to identify two distinct cell states in soybean plants responding to Asian soybean rust infection, revealing non-autonomous defense mechanisms.

New alleles of Arabidopsis BIK1 reinforce its predominant role in pattern-triggered immunity and caution interpretations of other reported functions

The paper generates new alleles of BIK1 and PBL1 using CRISPR-Cas9 and shows their central role in pattern-triggered immunity, while highlighting pleiotropic effects of T-DNA insertions.

Defense-Suppressive Fragments of RIN4 generated by AvrRpt2 Participate in NDR1-dependent Activation of RPS2

The paper identifies non-membrane-tethered RIN4 fragments generated by AvrRpt2 that activate RPS2, requiring NDR1 and overcoming suppression by the membrane-tethered C-terminal fragment.

Diversification of the "EDVID" packing motif underpins structural and functional variation in plant NLR coiled-coil domains

The paper examines the EDVID motif in plant NLR coiled-coil domains, showing its role in structural diversity and function, including the presence of a preEDVID motif and loss of EDVID in some NLRs.

In vitro biofilm formation only partially predicts beneficial Pseudomonas fluorescens protection against rhizosphere pathogens

This study shows that in vitro biofilm formation by Pseudomonas fluorescens does not fully predict its ability to protect plants against pathogens in the rhizosphere.

A detailed study Biofilm forming Polyextremophilic Firmicutes from the Himalayas and exploration of their plant growth promoting potential.

This study investigates two polyextremophilic bacterial strains from the Himalayas, assessing their biofilm formation and plant growth promoting potential under harsh environmental conditions.

Microbial Modulation of Host Plant Proteasome Activity Improves Heat Stress Tolerance

This paper identifies ECM29 as a key protein mediating microbial enhancement of plant heat stress tolerance through proteasome modulation in Arabidopsis.

The receptor-like kinases BIR1 and BIR3 modulate antiviral resistance by different mechanisms

This study identifies distinct roles of BIR1 and BIR3 in modulating antiviral resistance in Arabidopsis through different molecular mechanisms.

Mixed DAMP/MAMP oligosaccharides promote both growth and defense against fungal pathogens of cucumber

This study shows that Oligo-Mix, a mixture of DAMP/MAMP oligosaccharides, promotes cucumber growth and enhances resistance to fungal pathogens by inducing defense responses and structural reinforcement.

Non-additive interactions between multiple mutualists and host plant genotype simultaneously promote increased plant growth and pathogen defense

The paper investigates how host plant genotypes and microbial interactions non-additively affect plant growth and pathogen defense in Medicago truncatula.

Harnessing microbes for crop production: TS201 enhances maize yield and reduces pest damage

The paper reports TS201, a microbial bioinsecticide that increases maize yield and reduces pest damage through induced production of an insect-repellent compound.

MPK3 mediated phosphorylation of WRKY48 down regulates CIPK6 expression during PstDC3000 challenge in Arabidopsis

This study identifies MPK3-mediated phosphorylation of WRKY48 as a mechanism to suppress CIPK6 expression during PstDC3000 infection, enhancing plant immunity.

Soil nutrition-dependent dynamics of the root-associated microbiome in paddy rice

The paper examines how soil nutrition affects the root-associated microbiome of rice across seasons and conditions, finding nitrogen-fixing bacteria dominate in non-fertilized fields and a machine learning model can predict soil fertilization status from microbiome data.

Unearthing the rhizosphere microbiome recruited by ancestral bread wheat landraces

The paper identifies distinct rhizosphere microbiome profiles in ancestral bread wheat landraces compared to elite varieties, highlighting genetic links to microbial community composition.

Live-Exudation Assisted Phytobiome Cultromics System (LEAP-CS): A High-Throughput Cultromics System for Studying Plant-Microbiome Interactions through Non-Contact Metabolic Exchange.

This paper introduces LEAP-CS, a high-throughput system for studying plant-microbiome interactions through non-contact metabolic exchange, enabling chemical-mediated signaling while maintaining physical separation.

G3BP1 Phosphorylation Regulates Plant Immunity in Arabidopsis

This study identifies AtG3BP1 phosphorylation by MAPKs as a regulator of plant immunity in Arabidopsis, showing it promotes susceptibility, suppresses ROS, and stabilizes the protein to sustain immune signaling.

Alleviation of Drought Stress and Plant Growth Promotion in Mungbean through Rhizospheric Actinobacteria

This study isolates and characterizes drought-tolerant actinobacteria from rhizospheric soil and demonstrates their ability to enhance mungbean growth under drought conditions.

Common garden experiments suggest terpene-mediated interactions between phyllosphere microbes and Cryptomeria japonica

The paper investigates terpene-mediated interactions between phyllosphere microbes and Cryptomeria japonica by analyzing microbial communities and terpene emissions in common garden experiments.

Harnessing Emergent Properties of Microbial Consortia: Assembly of the Xilonen SynCom

The paper assembles a synthetic microbial community (SynCom) from maize-associated bacteria to study emergent colony architecture as a proxy for biofilm formation.

Plant age and genotype explain variation in the microbiome of natural Lotus corniculatus populations

This study examines how plant genotype and age influence microbiome diversity and composition in natural Lotus corniculatus populations across multiple years.

Gene editing of the E3 ligase PIRE1 fine-tunes ROS production for enhanced bacterial disease resistance in tomato

This study shows that editing the PIRE gene in tomato enhances ROS production and resistance to foliar pathogens but not soilborne pathogens.

Rhizosphere-colonizing bacteria persist in the protist microbiome

This study shows that rhizosphere protists host bacterial communities that persist in the rhizosphere after inoculation, influencing plant growth and microbiome composition.

Inulin reduces Ralstonia invasion by promoting cooperation between Lysinibacillus sphaericus and Pseudoarthrobacter spp.

This study shows that inulin enhances the biocontrol efficacy of Lysinibacillus sphaericus against Ralstonia solanacearum by promoting cooperation with Pseudoarthrobacter strains in soil.

Antifungal biosynthesis by root-associated Streptomyces and Pseudomonas is elicited upon plant colonization

This study shows that plant colonization induces antifungal compound production in root-associated microbes, enhancing plant resistance to fungal pathogens.

Two genetically linked Arabidopsis TIR-type NLRs are required for immunity and interact with NLRs encoded in a segmentally duplicated genomic region

This study identifies two genetically linked Arabidopsis TIR-type NLRs, TN13 and TNT1, which are required for immunity and interact with other NLRs in a segmentally duplicated genomic region.

Organ-specific filtering by abiotic and biotic environmental factors shapes distinct yet overlapping microbial communities across Lotus corniculatus roots, shoots, flowers, and seeds

The paper examines how environmental factors shape distinct yet overlapping microbial communities in different organs of Lotus corniculatus across multiple sites and years.