Clavibacter michiganensis
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<i>Clavibacter michiganensis</i> ssp. <i>michiganensis</i> : bacterial canker of tomato, molecular interactions and disease management Open
Summary Bacterial canker disease is considered to be one of the most destructive diseases of tomato ( Solanum lycopersicum ), and is caused by the seed‐borne Gram‐positive bacterium Clavibacter michiganensis ssp. michiganensis ( Cmm ). Thi…
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Salmonella Establishment in Agricultural Soil and Colonization of Crop Plants Depend on Soil Type and Plant Species Open
Human pathogenic bacteria, such as Salmonella enterica, are able to colonize crop plants. So far, not much is known about biotic and abiotic factors influencing this colonization in field soil. This understanding, however, is imperative fo…
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Re-classification of Clavibacter michiganensis subspecies on the basis of whole-genome and multi-locus sequence analyses Open
Although the genus Clavibacter was originally proposed to accommodate all phytopathogenic coryneform bacteria containing B2γ diaminobutyrate in the peptidoglycan, reclassification of all but one species into other genera has resulted in th…
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Plant Growth-Promoting Activity of Pseudomonas aeruginosa FG106 and Its Ability to Act as a Biocontrol Agent against Potato, Tomato and Taro Pathogens Open
P. aeruginosa strain FG106 was isolated from the rhizosphere of tomato plants and identified through morphological analysis, 16S rRNA gene sequencing, and whole-genome sequencing. In vitro and in vivo experiments demonstrated that this str…
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Biocontrol Rhizobacterium Pseudomonas sp. 23S Induces Systemic Resistance in Tomato (Solanum lycopersicum L.) Against Bacterial Canker Clavibacter michiganensis subsp. michiganensis Open
Tomato bacterial canker disease, caused by Clavibacter michiganensis subsp. michiganensis (Cmm) is a destructive disease and has been a serious concern for tomato industries worldwide. Previously, a rhizosphere isolated strain of Pseudomon…
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Antibacterial activity of caffeine against plant pathogenic bacteria Open
The objective of the present study was to evaluate the antibacterial properties of a plant secondary metabolite - caffeine. Caffeine is present in over 100 plant species. Antibacterial activity of caffeine was examined against the followin…
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Pathways of flower infection and pollen-mediated dispersion of Pseudomonas syringae pv. actinidiae, the causal agent of kiwifruit bacterial canker Open
Flowers can provide a protected and nutrient-rich environment to the epiphytic microflora, thus representing a sensible entry point for pathogens such as Pseudomonas syringae pv. actinidiae (Psa). This bacterium can colonize both male and …
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Antimicrobial Activity and Chemical Composition of Essential Oil Extracted from Solidago canadensis L. Growing Wild in Slovakia Open
Plant essential oils (EOs) are one of the most relevant natural products due to their biological, medicinal, and nutritional properties. The promising biological effects of many plants EOs encourage researchers to study their biochemical p…
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Biological control of the tomato wilt caused by Clavibacter michiganensis subsp. michiganensis using formulated plant growth-promoting bacteria Open
Rhizobacteria have been reported as bioagents of bacterial diseases and plant growth promoters. The present in vitro study and greenhouse experiment aimed to evaluate the efficiency of Bacillus subtilis, B. amyloliquefaciens, Pseudomonas f…
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Chemical Composition and Antimicrobial Properties of Mentha × piperita cv. ‘Kristinka’ Essential Oil Open
Several economically important crops, fruits and vegetables are susceptible to infection by pathogenic fungi and/or bacteria postharvest or in field. Recently, plant essential oils (EOs) extracted from different medicinal and officinal pla…
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Differential contribution of <i>Clavibacter michiganensis</i> ssp. <i>michiganensis</i> virulence factors to systemic and local infection in tomato Open
Summary Clavibacter michiganensis ssp. michiganensis ( Cmm ) causes substantial economic losses in tomato production worldwide. The disease symptoms observed in plants infected systemically by Cmm are wilting and canker on the stem, wherea…
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Genomic Analysis of <i>Clavibacter michiganensis</i> Reveals Insight Into Virulence Strategies and Genetic Diversity of a Gram-Positive Bacterial Pathogen Open
Clavibacter michiganensis subsp. michiganensis is a gram-positive bacterial pathogen that proliferates in the xylem vessels of tomato, causing bacterial canker disease. In this study, we sequenced and assembled genomes of 11 C. michiganens…
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Bacterial Canker of Tomato: Revisiting a Global and Economically Damaging Seedborne Pathogen Open
The gram-positive actinobacterium Clavibacter michiganensis is the causal agent of bacterial canker of tomato, an economically impactful disease with a worldwide distribution. This seedborne pathogen systemically colonizes tomato xylem lea…
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Biological investigations of essential oils extracted from three<i>Juniperus</i>species and evaluation of their antimicrobial, antioxidant and cytotoxic activities Open
The outfindings from this research showed promising antimicrobial effects of the three oils against the majority of the tested phytopathogens with a potential to utilize them as natural alternatives to synthetic drugs, the cause of global …
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Diversity, Pathogenicity, and Current Occurrence of Bacterial Wilt Bacterium Ralstonia solanacearum in Peru Open
The current bacterial wilt infestation level in the potato fields in the Peruvian Andes was investigated by collecting stem samples from wilted plants and detecting Ralstonia solanacearum. In total 39 farmers' fields located in the central…
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Impact of AgNPs on Seed Germination and Seedling Growth: A Focus Study on Its Antibacterial Potential against<i>Clavibacter michiganensis</i>subsp.<i>michiganensis</i>Infection in<i>Solanum lycopersicum</i> Open
This study investigated the effect of biogenic AgNPs on seed germination and seedling growth of Solanum lycopersicum . Treatment with silver nanoparticles (AgNPs) showed a significantly high germination rate and seedling growth compared to…
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Development of a tomato plant resistant to <i>Clavibacter michiganensis</i> using the endolysin gene of bacteriophage CMP1 as a transgene Open
The bacteriophage CMP1 endolysin gene ( lys ), encoding, a peptidase that was shown to effectively reduce Clavibacter michiganensis by specifically hydrolysing its murein, was transferred into tomato plants by Agrobacterium ‐mediated trans…
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Functional Characterization of Two Cellulase Genes in the Gram-Positive Pathogenic Bacterium <i>Clavibacter michiganensis</i> for Wilting in Tomato Open
Diverse plant pathogens secrete cellulases to degrade plant cell walls. Previously, the plasmid-borne cellulase gene celA was shown to be important for the virulence of the gram-positive bacterium Clavibacter michiganensis in tomato. Howev…
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Modes of Action of a Bi-domain Plant Defensin MtDef5 Against a Bacterial Pathogen Xanthomonas campestris Open
Defensins are small cysteine-rich endogenous host defense peptides expressed in all higher plants. They are thought to be important players in the defense arsenal of plants against fungal and oomycete pathogens. However, little is known re…
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Bioprospecting of Beneficial Bacteria Traits Associated With Tomato Root in Greenhouse Environment Reveals That Sampling Sites Impact More Than the Root Compartment Open
Tomato is subject to several diseases that affect both field- and greenhouse-grown crops. To select cost-effective potential biocontrol agents, we used laboratory throughput screening to identify bacterial strains with versatile characteri…
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Population Structure and Biodiversity of <i>Pectobacterium parmentieri</i> Isolated from Potato Fields in Temperate Climate Open
Pectobacterium parmentieri (formerly Pectobacterium wasabiae) is a newly established species of pectinolytic plant-pathogenic bacteria responsible for the symptoms of soft rot and blackleg on potato. In this work, we describe biodiversity …
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Comparative genomics of Clavibacter michiganensis subspecies, pathogens of important agricultural crops Open
Subspecies of Clavibacter michiganensis are important phytobacterial pathogens causing devastating diseases in several agricultural crops. The genome organizations of these pathogens are poorly understood. Here, the complete genomes of 5 s…
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<span>PM</span> 7/42 (3) <i>Clavibacter michiganensis</i> subsp. <i>michiganensis</i> Open
Specific scope This Standard describes a diagnostic protocol for Clavibacter michiganensis subsp. michiganensis . , Specific approval and amendment Approved in 2004‐09. Revision adopted in 2012‐09. Second revision adopted in 2016‐04.
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Induction of the viable but nonculturable state in <i>Clavibacter michiganensis</i> subsp. <i>michiganensis</i> and <i>in planta</i> resuscitation of the cells on tomato seedlings Open
Bacterial canker of tomato is an economically important seedborne disease caused by Clavibacter michiganensis subsp. michiganensis (Cmm). Copper‐based bactericides and seed treatment with hydrochloric acid are commonly used for bacterial c…
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Interaction between 2,4-Diacetylphloroglucinol- and Hydrogen Cyanide-Producing Pseudomonas brassicacearum LBUM300 and Clavibacter michiganensis subsp. michiganensis in the Tomato Rhizosphere Open
We have previously demonstrated that inoculation of tomato plants with 2,4-diacetylphloroglucinol (DAPG)- and hydrogen cyanide (HCN)-producing Pseudomonas brassicacearum LBUM300 could significantly reduce bacterial canker symptoms caused b…
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Interspecific Potato Breeding Lines Display Differential Colonization Patterns and Induced Defense Responses after Ralstonia solanacearum Infection Open
Potato (Solanum tuberosum L.) is one of the main hosts of Ralstonia solanacearum, the causative agent of bacterial wilt. This plant pathogen bacteria produce asymptomatic latent infections that promote its global spread, hindering disease …
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Putative Serine Protease Effectors of <i>Clavibacter michiganensis</i> Induce a Hypersensitive Response in the Apoplast of <i>Nicotiana</i> Species Open
Clavibacter michiganensis subspp. michiganensis and sepedonicus cause diseases on solanaceous crops. The genomes of both subspecies encode members of the pat-1 family of putative serine proteases known to function in virulence on host plan…
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Plant‐like bacterial expansins play contrasting roles in two tomato vascular pathogens Open
Summary Expansin proteins, which loosen plant cell walls, play critical roles in normal plant growth and development. The horizontal acquisition of functional plant‐like expansin genes in numerous xylem‐colonizing phytopathogenic bacteria …
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Matrix approach to the simultaneous detection of multiple potato pathogens by real-time PCR Open
The accurate, rapid and user-friendly diagnostic system in a micromatrix format may significantly contribute to pathogen screening and phytopathological studies.
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Variables Associated with Severity of Bacterial Canker and Wilt Caused by <i>Clavibacter michiganensis</i> subsp. <i>michiganensis</i> in Tomato Greenhouses Open
Clavibacter michiganensis subsp. michiganensis, the causal agent of bacterial canker and wilt of tomato, is considered to be one of the most important bacterial pathogens worldwide. In the year 2000 there was an increase in the number of i…