نتایج جستجو برای: nine isolates in mating population d f proliferatum
تعداد نتایج: 17192934 فیلتر نتایج به سال:
به منظور مطالعه ی گونه های بیماری زای جنس fusarium روی میزبان های مختلف نمونه های گیاهی آلوده به بیماری های قارچی متعددی از استان های یزد، کرمان و مازندران طی سال های 93-1391 جمع آوری شد. هدف از این مطالعه، امکان سنجی گونه های بیماری زا بر اساس خصوصیات ریخت شناسی و مولکولی و انگشت نگاری ژنتیکی و فهم ارتباط بین این گونه ها بود. نتایج حاصل نشان داد که استفاده از تکنیک rep-pcr و ترادف حاصل از ناحی...
Backgraund: The presence or absence of fungi on the seed surface is an important aspect that determines quality seeds. Since data Fusarium spp. and other seed-borne pathogens vegetable pea in Serbia are scarce, aim this study was to isolate identify disease-causing from infected seed. Methods: Colony morphology microscopic characters isolated species were recorded cultures grown PDA CLA, respec...
The yeast Candida albicans can mate. However, in the natural environment mating may generate progeny (fusants) fitter than clonal lineages too rarely to render mating biologically significant: C. albicans has never been observed to mate in its natural environment, the human host, and the population structure of the species is largely clonal. It seems incapable of meiosis, and most isolates are ...
Genetic diversity within populations of Fusarium pseudograminearum isolated from wheat grains from the Canadian provinces of Alberta and Saskatchewan was investigated. Three restriction enzymes (EcoRI, HaeIII, and PstI) were used to carry out restriction analysis of the nuclear ribosomal DNA (nrDNA) intergenic spacer region (IGS region) and eight primers were used to generate inter-simple seque...
OBJECTIVES To analyse the susceptibility pattern of a collection of Fusarium clinical isolates. METHODS The antifungal susceptibility pattern of 67 isolates of Fusarium was analysed. Strains were identified by morphological and molecular methods by means of sequencing elongation factor alpha. RESULTS AND CONCLUSIONS Six different species were identified. Fusarium solani was the most frequen...
Colibacillosis caused by avian pathogenic Escherichia coli (APEC) is an economic threat to the poultry industry throughout the world. Some of the virulence genes may enhance the ability of E. coli isolates to grow in the tissues of broilers. The APEC strains are assigned to a few distinct phylogenetic groups. The purpose of the present study was to detect the virulence genes and phylogenetic gr...
به منظور مطالعهی گونههای بیماریزای جنس Fusarium روی میزبانهای مختلف نمونههای گیاهی آلوده به بیماریهای قارچی متعددی از استانهای یزد، کرمان و مازندران طی سالهای 93-1391 جمعآوری شد. هدف از این مطالعه، امکان سنجی گونههای بیماریزا بر اساس خصوصیات ریختشناسی و مولکولی و انگشتنگاری ژنتیکی و فهم ارتباط بین این گونهها بود. نتایج حاصل نشان داد که استفاده از تکنیک rep-PCR و ترادف حاصل از ناحی...
background: fasciola species are parasitic trematode with world wide distribution that infects wild and domesticated herbivores, particularly ruminants. the aim of the present study was to investigate the intra species variations of f. gigantica, from goats and buffalos isolates in two common geographic climates of iran. methods: fasciola species were collected from goat, buffalo, sheep, and ca...
Sexual reproduction and genetic exchange are important for the evolution of fungal pathogens and for producing potentially infective spores. Studies to determine whether sex occurs in the pathogenic yeast Cryptococcus neoformans var. grubii have produced enigmatic results, however: basidiospores are the most likely infective propagules, and clinical isolates are fertile and genetically diverse,...
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