Erwinia Carotovora
Biological Control of Erwinia carotovora ssp carotovora by Streptomyces Species
... of Erwinia carotovora ssp. carotovora (Ecc) were isolated from infected potato tubers of Picasso, Sante, and Nevskiy varieties collected from different regions in ...as Erwinia ...
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Biological control of potato soft rot caused by Erwinia carotovora subsp. carotovora
... Four bioagents, Bacillus subtilis, Pseudomonas fluorescence, P. aeruginosa, and Streptomyces spp., were used in vitro and in vivo against two pathogenic isolates of Erwinia carotovora subsp. ...
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Identification of volatiles generated by potato tubers (Solanum tuberosum CV : Maris Piper) infected by erwinia carotovora, bacillus polymyxa and arthrobacter sp
... with Erwinia carotovora ssp. carotovora showing soft-rot symptoms (3 different isolates), and identified by fatty acid ...E. carotovora only from the soft-rotted ...E. carotovora, ...E. ...
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One step purification of glutaminase free l-asparaginase form erwinia carotovora with anti cancerous activity
... from Erwinia carotovora MTCC 1428 was purified and used for the killing of Hep-2C cell ...E. carotovora MTCC 1428 exists in the form of dimmer of ...E. carotovora MTCC 1428 do not possess any ...
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RAPD-PCR Fingerprinting for Some Rhodotorula Species Isolated from Natural Sources and their Antagonistic Potential Against Erwinia Carotovora and Erwinia Chrysanthem
... In this study 64 yeast isolates were isolated from natural sources, out of them 6 red yeasts were selected and named as AUN-F1, AUN-F4, AUN-F5, AUN-F7, AUN-F38 and AUN-F55. The selected isolates were screened for their ...
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Allelopathic Activity of Some Medicinal Plants against Erwinia carotovora
... In conclusion, the obtained results showed that aqueous extracts of some medicinal plants (Artemisia herba alba ,Pistacia atlantica and Juniperus phoenicea) that grow wild in the eastern region of Libya showed ...
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Molecular genetic analysis of extracellular enzyme secretion by Erwinia carotovora
... Erwinia carotovora subsp. carotovora ( Ecc) secretes a variety of extracellular enzymes, namely pectinases (P e l), cellulases (Cel) and proteases (P ...
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The Molecular and genetic characterization of the secretory apparatus of Erwinia Carotovora subsp Carotovora
... The production of Pel by different strains o f Erwinia carotovora and non- pathogenic Pseudomonas spp. has been investigated. It was found that Envinia spp., unlike Pseudomonas spp., produced some Pel ...
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Mechanisms for the infection of potato tubers by the soft rot organism Erwinia carotovora var, atroseptioa (van Hall) Holland, and associated defence mechanisms
... Under the electron microscope the intercellular connections and the cell wall suberisation can be seen in thin sections plate E.2 and the interlocking nature of cells in surface view in [r] ...
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Bench-scale production of l-asparaginase form erwinia carotovora in a laboratory fermenter
... E. carotovora MTCC 1428 has been considered as a facultative anaerobe and hence these cells were grown at varying aeration rate ...E. carotovora MTCC 1428 cells were found to be affected by the supply of ...
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Development and application of molecular genetic techniques in 'Erwinia carotovora' subsp 'carotovora'
... Cloning of the pectate lyase genes from Erwlnla carocovora and their expression in Escherichia coll.. araB gene and nucleotide sequence of the araC gene of E.[r] ...
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Investigation of the basis of specific secretion of cellulase CeIV by the Out apparatus of Erwinia carotovora subspecies carotovora
... 1991b Extracellular secretion of pectate lyase by the Eruinia chrysanthemi Out pathway is dependant on Secmediated export across the inner membrane... Hennssat, B., Claeyssens.[r] ...
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The isolation of novel "Erwinia" phages and their use in the study of bacterial phytopathogenicity
... Two phage resistant mutants, A 5/22 and A5/8, exhibited reduced virulence when inoculated into potato plants, and were investigated further. Both mutants showed pleiotropic phenotypes. As well as reduced virulence and ...
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Phytochemical screening and in vitro Antibacterial activity of an endemic plant of Morocco; Artimesia ifranensis J Didier essential oil against bacterial strains Agrobacterium vitis and Erwinia amylovora
... In fact, our results show that A. ifranensis EO is endowed with inhibitory activity against A. Vitis and E. amylovora at a minimum concentration of 1/2500v/v and 1/250v/v respectively. Nevertheless, the bactericidal ...
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Studies on interactions among bioagents colonized vermicompost, rhizospheric earthworms and stalk rot disease of sorghum caused by Erwinia chrysanthemi
... Maximum reduction in disease severity was re- corded with Th-2 followed by Th-14, Th-R and Psf-3 while Bleaching powder was found to be least effective in reducing disease severity. As Erwinia chrysanthemi is a ...
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The Leucine Responsive Regulatory Protein Lrp Participates in Virulence Regulation Downstream of Small RNA ArcZ in Erwinia amylovora
... We have identified Lrp as a negative regulator of flhDC transcript abundance, and this regulation could be through a direct interaction between Lrp and the flhDC promoter or indirectly through another transcriptional or ...
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Resistance of apple varieties and selections to Erwinia amylovora in the Czech Republic . Plant Protect. Sci., 44 : 91–96.
... One year after planting, 64 apple cultivars and selections were tested for resistance to Erwinia amylovora during six consecutive years. Inocula- tions were carried out on shoots, randomly cho- sen on three trees. ...
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ISOLATION AND CHARACTERIZATION OF ERWINIA HERBICOLA ASSOCIATED WITH INTERNAL DISCOLORATION OF TOMATO FRUITS (LYCOPERSICON ESCULENTUM MILL) IN SAUDI ARABIA
... Erwinia herbicola is widespread in nature as an epiphyte on many plants (Starr, 1981), bio-control agent (Thomson et al., 1976) and also reported to have ice nucleation activity (Lindow et al., 1978 and 1983). ...
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Antibacterial effect of Chromolaena odorata extracts on some Erwinia isolates, causal agents of tomato fruit rot in Dschang, Cameroon
... Background: In spite of the fact that tomato fruits do not only serve as food but as medicine, nutrient supplement, flavouring ingredient, detoxificant and human system cleanser, the household consumption is on a ...
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Quorum sensing in Pseudomonas savastanoi pv savastanoi and Erwinia toletana: role in virulence and interspecies interactions in the olive knot
... Cloning vector; AmpR Conjugative suicide vector; KmR Internal PCR iolD fragment of ET DAPP-PG 735 cloned in pKNOCK-Km; KmR Internal PCR iotS fragment of ET DAPP-PG 735 cloned in pKNOCK-K[r] ...
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