نتایج جستجو برای: colony count
تعداد نتایج: 202656 فیلتر نتایج به سال:
statement of problem: candidal colonies make up a part of natural oral flora and are considered as predisposing factors for opportunistic infections. since hemodialysis leads to body immune suppression and make patients susceptible to opportunistic infections, it is useful to investigate the relationship between hemodialysis and such infections.purpose: the aim of the present research was to st...
background: the criteria for the quality control of iranian fresh produce are the total microbial count, enterococcal count and the detection of escherichia coli. the aim of this study was to assess microbial contamination of fresh vegetable and salad samples consumed in tehran, iran. methods: from may to october 2013, freshly vegetable (n=100) and salads (n=100) samples were randomly collected...
objectives : the present study was designed to evaluate the changes in saliva properties and oral microbial flora in patients undergoing fixed orthodontic treatment. materials and methods: two important saliva properties namely the salivary flow rate and ph as well as oral microbial flora were assessed in 30 orthodontic patients before starting fixed orthodontic treatment and after six, 12 and ...
this survey was conducted on 133 egge that they were collected from isphahan markets, eggs are tested for aerobic mesophill bacteria (total count) and 186 eggs were tested for salmonella spp. contamination. the results showed 3000 to 10 million colony per gram bacteria counted in egg samples. the mean colony count was 1693000.7 percentage samples rich to mean colony count. (95% accuracy,sd2.232...
Introduction: Early childhood caries (ECC) is one of the most common problems in children worldwide which is seen in 3-45% preschool children population. Bacterial factor is one of the main four components (time, microorganism, diet, host) to create caries. Streptococcus mutans is one of the most important cariogenic microorganisms. The objective of this study is evaluating Streptococcus mutans...
Abstract Background and Aim: Candida albicans play the main role in the onset, preservation and progression of denture stomatitis. Therefore, the present study was conducted with the aim of comparing the anti candidal effect of cinnamon and Querques infectoria extracts with nystatin for treatment of denture stomatitis. Materials and methods: In this experimental study, 43 patients with clini...
Anaerobic bacteria have been identified in abundance in the airways of cystic fibrosis (CF) subjects. The impact their presence and abundance has on lung function and inflammation is unclear. The aim of this study was to investigate the relationship between the colony count of aerobic and anaerobic bacteria, lung clearance index (LCI), spirometry and C-Reactive Protein (CRP) in patients with CF...
background and objective: the aim of the study was to evaluate the clinical effects of a mouthwash containing sage (salvia officinalis) extracts on streptococcus mutans (sm) causing dental plaque in school-aged children. material and methods: a double blind clinical trial study was conducted in a dormitory on 70 girls aged 11-14 years having the same socioeconomic and oral hygiene conditions....
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