Pathogen Interactions in Soybean Cultivation
Summary
Soybean is a globally vital crop whose productivity is constrained by a spectrum of pathogens including bacteria, fungi, oomycetes and nematodes. Interactions between host and pathogen involve complex molecular dialogues, spanning pathogen recognition by surface receptors, activation of signalling cascades and deployment of defence compounds. Pathogens deploy effectors to subvert immunity and promote colonisation, while plants evolve resistance genes and quantitative trait loci that limit disease progress. Research has increasingly emphasised the role of the rhizosphere microbiome, systemic acquired resistance and the fine-tuning of hormone networks such as jasmonic acid and salicylic acid in determining the outcome of infection. Understanding these interactions underpins breeding of resistant varieties, informed use of diagnostics and integrated disease management, offering sustainable solutions to safeguard yields across diverse agroecological zones.
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Pathogen Interactions in Soybean Cultivation publication trend
The graph below shows the total number of articles in pathogen interactions in soybean cultivation across all publications each year (not limited to Nature Index journals).
Technical terms
Quantitative trait locus (QTL): A genomic region that correlates with variation in a quantitative trait, often used to map resistance factors in breeding programmes.
Genome-wide association study (GWAS): An approach that scans the genome of a diverse population to identify genetic variants associated with phenotypic traits such as disease resistance.
Hemibiotrophic pathogen: A microbe that exhibits an initial symptomless biotrophic phase before switching to a destructive necrotrophic phase during infection.
Pathogenesis-related protein (PR protein): A plant-produced protein induced upon pathogen attack that contributes to structural or biochemical defence responses.
References
- Identifications of QTLs and Candidate Genes Associated with Pseudomonas syringae Responses in Cultivated Soybean (Glycine max) and Wild Soybean (Glycine soja). International Journal of Molecular Sciences (2023).
- Identification and Genetic Dissection of Resistance to Red Crown Rot Disease in a Diverse Soybean Germplasm Population. Plants (2024).
- Transcriptomic and Metabolomic Analyses Reveal a Potential Mechanism to Improve Soybean Resistance to Anthracnose. Frontiers in Plant Science (2022).
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