نتایج جستجو برای: polymerase chain reaction pcr and rep
تعداد نتایج: 16943012 فیلتر نتایج به سال:
Abstract Lower respiratory tract infections (LRTIs) caused by Pseudomonas aeruginosa are the most common infection among hospitalized patients, associated with increased levels of morbidity, mortality and attributable health care costs. Increased resistant worldwide has been quite meaningful to especially in intensive unit (ICUs). Different species exhibit different genetic profile varied drug ...
Genetic diversity and host range variation of Ralstonia solanacearum strains entering North America.
Each year, large volumes of ornamental and food plant propagative stock are imported into the North America; occasionally, Ralstonia solanacearum is found systemically infecting this plant material. In this study, 107 new R. solanacearum strains were collected over a 10-year period from imported propagative stock and compared with 32 previously characterized R. solanacearum strains using repeti...
results 162 yeast species from 250 specimens were isolated in sabroud dextrose agar (sda) medium. 106 (65.4%) of them were germ tube formation positive, 86 (53%) chlamydoconidium formation positive and 101(62.4%) were pcr positive. yeast cells and mycelia were detected in the isolates on direct microscopic examination. c. albicans accounted for 66.04% of cases and 34% were non-c. albicans speci...
Anaplasma marginale genomic DNA was tested for the presence of repetitive extragenic palindromic (REP) and enterobacterial repetitive intergenic consensus (ERIC)-like sequences in order to evaluate the genetic diversity of multiple A. marginale isolates. A. marginale isolates were obtained from cattle of six different states of Brazil, from the US and an Anaplasma centrale strain was obtained f...
هدف از این مطالعه شناسایی باکتری¬های اسید لاکتیک (lab) عامل فساد بادکردگی در کالباس¬های امولسیونی برش خورده بسته¬بندی شده در خلاء و تعیین یک ماده ضده میکروبی بهینه به منظور نگهداری این محصول بود. 19 نمونه از کالباس¬های امولسیونی بسته¬بندی شده در خلاء مورد مطالعه قرار گرفت. در مجموع 49 کلنی که بر روی محیط کشت de man, rogosa and sharpe (mrs), رشد کرده بودند با روش(pcr) polymerase chain reaction ش...
ABSTRACT Streptomyces soil rot is a destructive disease of sweetpotato (Ipomoea batatas) that causes yield loss resulting from decay of the feeder root system and reduced quality due to the presence of necrotic lesions on the storage roots. It is managed by the use of resistant cultivars, but variability of the pathogen has not been previously assessed. This study compared 36 strains of the pat...
macrophage colony stimulating factor (m-csf) has previously been shown to affect the differentiation of cells of the mono-nuclear phagocytic line. more recent studies indicate that m-csf may have a role in pregnancy. in the present study, the expression of m-csf in the human placenta was demonstrated. placental mrna was isolated and used as template for synthesis of complementary dna (cdna). th...
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