ArticlePlant physiology2015
Perturbation of maize phenylpropanoid metabolism by an AvrE family type III effector from Pantoea stewartii.
Article in Plant physiology, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 34 papers.
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Who cites it
34 citing papers in PubMed, 51 citations in OpenAlex.
- Engineered Production of Hydroxycinnamoyl Tyramine Conjugates Limits the Growth of the Pathogen Pseudomonas syringae in Arabidopsis.Plant, cell & environment · 2026Article
- A voyage of reprogrammable metabolic bioengineering reshapes plant defense: from editing tools to synthetic systems.Frontiers in plant science · 2026Review
- The role ofApplied and environmental microbiology · 2025Article
- The conserved AvrE family of bacterial effectors: functions and targets during pathogenesis.Trends in microbiology · 2025Review
- Extracellular niche establishment by plant pathogens.Nature reviews. Microbiology · 2024Review
- Article
- From prediction to function: Current practices and challenges towards the functional characterization of type III effectors.Frontiers in microbiology · 2023Review
- Metabolomic Analysis of Wheat Grains afterMetabolites · 2022Article
- Back to the wild: mining maize (Zea mays L.) disease resistance using advanced breeding tools.Molecular biology reports · 2022Article
- A phytobacterial TIR domain effector manipulates NADThe New phytologist · 2022Article
- Pathogens pulling the strings: Effectors manipulating salicylic acid and phenylpropanoid biosynthesis in plants.Molecular plant pathology · 2021Review
- Comparative transcriptome analysis reveals distinct gene expression profiles in Brachypodium distachyon infected by two fungal pathogens.BMC plant biology · 2021Article
- Interior design: how plant pathogens optimize their living conditions.The New phytologist · 2021Review
- Plants under the Attack of Allies: Moving towards the Plant Pathobiome Paradigm.Plants (Basel, Switzerland) · 2021Review
- Novel Effector RHIFs Identified FromFrontiers in plant science · 2021Article
- The Transcription Factor Lrp ofFrontiers in microbiology · 2021Article
- Multi-Omics Analyses Reveal the Regulatory Network and the Function of ZmUGTs in Maize Defense Response.Frontiers in plant science · 2021Article
- Phenylpropanoid Pathway Engineering: An Emerging Approach towards Plant Defense.Pathogens (Basel, Switzerland) · 2020Review
- Maize ZmFNSI Homologs Interact with an NLR Protein to Modulate Hypersensitive Response.International journal of molecular sciences · 2020Article
- Review
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Authors and funding
12 authors at 4 institutions in 2 countries.
Funding
No grant is acknowledged in the PubMed record.
Abstract
AvrE family type III effector proteins share the ability to suppress host defenses, induce disease-associated cell death, and promote bacterial growth. However, despite widespread contributions to numerous bacterial diseases in agriculturally important plants, the mode of action of these effectors remains largely unknown. WtsE is an AvrE family member required for the ability of Pantoea stewartii ssp. stewartii (Pnss) to proliferate efficiently and cause wilt and leaf blight symptoms in maize (Zea mays) plants. Notably, when WtsE is delivered by a heterologous system into the leaf cells of susceptible maize seedlings, it alone produces water-soaked disease symptoms reminiscent of those produced by Pnss. Thus, WtsE is a pathogenicity and virulence factor in maize, and an Escherichia coli heterologous delivery system can be used to study the activity of WtsE in isolation from other factors produced by Pnss. Transcriptional profiling of maize revealed the effects of WtsE, including induction of genes involved in secondary metabolism and suppression of genes involved in photosynthesis. Targeted metabolite quantification revealed that WtsE perturbs maize metabolism, including the induction of coumaroyl tyramine. The ability of mutant WtsE derivatives to elicit transcriptional and metabolic changes in susceptible maize seedlings correlated with their ability to promote disease. Furthermore, chemical inhibitors that block metabolic flux into the phenylpropanoid pathways targeted by WtsE also disrupted the pathogenicity and virulence activity of WtsE. While numerous metabolites produced downstream of the shikimate pathway are known to promote plant defense, our results indicate that misregulated induction of phenylpropanoid metabolism also can be used to promote pathogen virulence.
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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.