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Open research questions in Plant-Microbe Interactions and Immunity

295 unresolved questions extracted from the limitations and future-work sections of 667 Plant-Microbe Interactions and Immunity papers in our library. Each links back to the study that raised it.

What the literature leaves open

  • investigate the effects of A. lwoffii MA1 on other plants, - examine the long-term effects of A. lwoffii MA1 on soil microbial communities, - investigate the effects of A. lwoffii MA1 on other heavy metals

    Endophytic microbe Acinetobacter lwoffii MA1 alters the cadmium content in Spinacia oleracea through membrane proteins-mediated adsorption · 2026 · DOI

  • The lack of effective disease control methods for watermelon Fusarium wilt. The need for sustainable strategies to manage soil-borne diseases in continuous cropping systems. The limited understanding of the effects of biocontrol agents on soil bacterial communities.

    Biocontrol of watermelon Fusarium wilt caused by Fusarium oxysporum f. sp. niveum with Corallococcus sp. EGB · 2026 · DOI

  • The rigid reticular architecture of rice straw impedes its biodegradation, - low-temperature field conditions inhibit microbial metabolism, - and the lack of high-efficiency lignocellulose-degrading microbial agents adapted to low-temperature paddy ecosystems.

    Isolation and Functional Analysis of Rice Straw-Degrading Bacteria · 2026 · DOI

  • High-efficiency lignocellulose-degrading microbial agents adapted to low-temperature paddy ecosystems remain scarce, - the core limiting factors of straw decomposition are not well understood, - and efficient agricultural straw resource utilization is restricted by the lack of adaptive microbial resources.

    Isolation and Functional Analysis of Rice Straw-Degrading Bacteria · 2026 · DOI

  • The complexity of plant-endophyte interactions and the multitude of factors influencing endophytic community assembly pose significant challenges. The difficulty in characterizing core endophytic microbiomes and their beneficial host functions is a major challenge. The paper highlights the need for systematic frameworks to profile microbiomes of valuable plants and to assess the interaction between root endophytic microorganisms and their host plants.

    Dynamic Assembly and Multifunctional Roles of Plant Endophytic Microbiomes · 2026 · DOI

  • The regulatory factors governing endophytic microbial assembly and community establishment at the plant-microbe interface - The assembly rules and symbiotic patterns formed by crop-associated microbial communities

    Dynamic Assembly and Multifunctional Roles of Plant Endophytic Microbiomes · 2026 · DOI

  • One of the challenges is the substrate-imposed stress that affects the enzymatic capacity of microorganisms. Another challenge is the need to understand the regulatory logic underlying the hydrolytic performance of B. siamensis LSZ23. The paper also notes the challenge of conventional handling routes of straw, which release considerable greenhouse gases and can introduce phytopathogens into farmland soils.

    Multiomics profiling of transcriptional and metabolic responses of Bacillus siamensis LSZ23 to corn straw · 2026 · DOI

  • Further characterisation of the regulatory logic linking genetic potential to metabolic output, - Investigation of the enzymatic mechanism underlying hydrolytic performance under substrate-imposed stress

    Multiomics profiling of transcriptional and metabolic responses of Bacillus siamensis LSZ23 to corn straw · 2026 · DOI

  • Investigate the effects of PMB05 on other plant species. Explore the potential applications of PMB05 in agricultural settings. Study the molecular mechanisms underlying PMB05-mediated PTI.

    High Light Intensity Potentiates Bacillus amyloliquefaciens PMB05-Associated Plant Immunity and Bacterial Soft Rot Control in Arabidopsis thaliana · 2026 · DOI

  • The impact of light intensity on PMB05-mediated immune signaling is unknown. The effect of high light intensity on PMB05-associated plant immunity and bacterial soft rot control is unclear.

    High Light Intensity Potentiates Bacillus amyloliquefaciens PMB05-Associated Plant Immunity and Bacterial Soft Rot Control in Arabidopsis thaliana · 2026 · DOI

  • The need for sustainable agricultural practices. The lack of understanding of the mechanisms of Bacillus strains in promoting plant development and biocontrol.

    Bacillus as Premier Biocontrol Agents: Mechanistic Insights, Strategic Application, and Future Regulatory Landscapes in Sustainable Agriculture · 2026 · DOI

  • predictive modeling, - developing effective bioinoculants, - systems-level approaches integrated with CRISPR, metabolic engineering, and AI

    A Systems Approach to Endophyte-Mediated Plant Holobiont and Microbiome Dynamics · 2026 · DOI

  • The lack of understanding of the role of endophytes in plant holobiont and microbiome dynamics. The need for a systems-level approach to understand the complex interactions between endophytes and plant hosts. The gap in knowledge on the mechanisms by which endophytes contribute to improved plant performance.

    A Systems Approach to Endophyte-Mediated Plant Holobiont and Microbiome Dynamics · 2026 · DOI

  • Further research to overcome existing challenges, - Research to harness the great potential of endophytic bacteria for developing sustainable agricultural practices

    Exploring the Functional Roles of Endophytic Bacteria in Plant Stress Tolerance for Sustainable Agriculture: Diversity, Mechanisms, Applications, and Challenges · 2026 · DOI

  • The complexity of plant-microbe interactions. Variability in bacterial efficacy across different environmental conditions. The need for advanced identification and application techniques.

    Exploring the Functional Roles of Endophytic Bacteria in Plant Stress Tolerance for Sustainable Agriculture: Diversity, Mechanisms, Applications, and Challenges · 2026 · DOI

  • further research on stress resistance and strategies to increase the yield of vegetable crops - investigation of the application prospects of PGPR in vegetable crops

    Physiological Mechanisms of Plant Growth-Promoting Rhizobacteria in Enhancing Abiotic Stress Tolerance of Vegetable Crops: A Review · 2026 · DOI

  • The paper identifies the gap in the understanding of the mechanisms by which PGPR enhance abiotic stress tolerance of vegetable crops. The paper also identifies the gap in the application of PGPR in large-scale field conditions. The transition of PGPR from laboratory results to reliable field application faces significant hurdles.

    Physiological Mechanisms of Plant Growth-Promoting Rhizobacteria in Enhancing Abiotic Stress Tolerance of Vegetable Crops: A Review · 2026 · DOI

  • further studies on the mechanisms of P. oryzihabitans GDW1, - investigation of P. oryzihabitans GDW1 in different crops and environments

    Unraveling the Mechanism of the Endophytic Bacterial Strain Pseudomonas oryzihabitans GDW1 in Enhancing Tomato Plant Growth Through Modulation of the Host Transcriptome and Bacteriome · 2025 · DOI

  • The lack of understanding of the PGP potential of endophytic bacteria isolated from perennial trees. The need to elucidate the underlying mechanisms of PGP bacteria. The gap in knowledge on the application of PGP bacteria in sustainable agriculture.

    Unraveling the Mechanism of the Endophytic Bacterial Strain Pseudomonas oryzihabitans GDW1 in Enhancing Tomato Plant Growth Through Modulation of the Host Transcriptome and Bacteriome · 2025 · DOI

  • The gap in knowledge about how medicinal plant species drive rhizosphere microbial community changes. The lack of understanding about the effects of root exudate metabolites on rhizosphere microbiota.

    Medicinal Plant Root Exudate Metabolites Shape the Rhizosphere Microbiota · 2024 · DOI

  • The mechanisms of plant-bacterial communication remain understudied. There is a lack of large-scale research on the relationship between microbiome composition and soil type.

    Potato Microbiome: Relationship with Environmental Factors and Approaches for Microbiome Modulation · 2024 · DOI

  • Investigate the effects of strain AD13-4 on other plant species, - Investigate the long-term effects of strain AD13-4, - Explore the potential applications of strain AD13-4 in agricultural practices

    Bacillus altitudinis AD13−4 Enhances Saline–Alkali Stress Tolerance of Alfalfa and Affects Composition of Rhizosphere Soil Microbial Community · 2024 · DOI

  • Identifying how emerging approaches can be scaled and stabilized under real agronomic conditions

    Microbiome and plant relationship: a symbiosis against phytopathogens · 2026 · DOI

  • How microbial pathogens access conserved developmental signaling networks to reprogram host growth and differentiation remains poorly understood.

    A fungal effector hijacks conserved plant GSK3-like kinases to reprogram host cell identity · 2026 · DOI

  • Rhizosphere drought enrichment was dominated by a single, taxonomically underexplored genus, Trinickia, whose genomes encode a coordinated suite of osmotic-stress-tolerance, bio-fertilisation, and phytohormone/polyamine biosynthesis traits consistent with plant growth promotion.

    Drought and rewetting drive divergent microbial dynamics across soil compartments and reveal Trinickia as a key genus for soybean drought resilience · 2026 · DOI

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295 open questions have been extracted from the limitations and future-work passages of 667 Plant-Microbe Interactions and Immunity papers in our library. Each one below links back to the study that raised it, so you can read the original claim in context.

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