نتایج جستجو برای: clavibacter michiganensis

تعداد نتایج: 394  

2017
Shafqat Ali Khan Muhammad Ibrar Sami Ullah

The antibacterial activity of leaf and root ethanolic extracts as well as crude alkaloids and flavonoids from both the parts of Rhus succedanea were carried against bacterial strains viz. Staphylococcus aureus, Clavibacter michiganensis, Proteus vulgaris and Xanthomonas spp. The antibacterial activity was carried out on nutrient agar medium using disk diffusion method. The flavonoid fraction of...

باقری  ع. 1397. بیماری شانکر باکتریایی گوجه‌فرنگی . دانش بیماری‌شناسی گیاهی 7(2): 21-14.  DOI: 10.2982/PPS.7.2.14 بیماری شانکر باکتریایی از بیماری‏های مهم و اقتصادی گوجه‏فرنگی است که توسط باکتری Clavibacter michiganensis subsp. michiganensis ایجاد می‏شود. بوته­های بیمار برگ­های رنگ پریده، زرد و خشک و ساقه­هایی با نشانه­های نوارهای کم‌رنگ تا بی‌رنگ و در حالت پیشرفت شانکر دارند و پژمردگی بوته­ه...

Journal: :Journal of bacteriology 1993
D Meletzus A Bermphol J Dreier R Eichenlaub

The tomato pathogen Clavibacter michiganensis subsp. michiganensis NCPPB382, which causes bacterial wilt, harbors two plasmids pCM1 (27.5 kb) and pCM2 (72 kb). After curing of the plasmids, bacterial derivatives were still proficient in the ability to colonize the host plant and in the production of exopolysaccharides but exhibited a reduced virulence. When one of the two plasmids is lost, ther...

Journal: :Phytopathology 2010
L Chalupowicz M Cohen-Kandli O Dror R Eichenlaub K-H Gartemann G Sessa I Barash S Manulis-Sasson

The molecular interactions between Clavibacter michiganensis subsp. michiganensis and tomato plant were studied by following the expression of bacterial virulence and host-defense genes during early stages of infection. The C. michiganensis subsp. michiganensis genes included the plasmid-borne cellulase (celA) and the serine protease (pat-1), and the serine proteases chpC and ppaA, residing on ...

Journal: :Applied and environmental microbiology 1997
I M Lee I M Bartoszyk D E Gundersen-Rindal R E Davis

A phylogenetic analysis by parsimony of 16S rRNA gene sequences (16S rDNA) revealed that species and subspecies of Clavibacter and Rathayibacter form a discrete monophyletic clade, paraphyletic to Corynebacterium species. Within the Clavibacter-Rathayibacter clade, four major phylogenetic groups (subclades) with a total of 10 distinct taxa were recognized: (I) species C. michiganensis; (II) spe...

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