نتایج جستجو برای: inhibitory effective concentration
تعداد نتایج: 1128243 فیلتر نتایج به سال:
materials and methods one hundred ssis specimens were obtained by needle aspiration from purulent material in depth of infected site. these specimens were cultured and incubated in both aerobic and anaerobic condition. for detection of antibiotic susceptibility pattern in aerobic and anaerobic bacteria, we used disk diffusion, agar dilution, and e-test methods. results a total of 194 bacterial ...
background: increase of people’s awareness about side effects of chemical food preservatives has raised public interest to consume products with natural preservatives such as essential oils. garlic (allium sativum l.) is one of the medicinal plants in traditional medicine of iran and it is necessary to evaluate its antimicrobial effects on some food borne bacteria such as e.coli o157:h7. this b...
In the present study, half maximal effective concentration (EC50) of the Linear Alkylbenzene Sulfonate on microalgae Nannochloropsis oculata were investigated. The experiment was carried out with seven treatments (six main treatments and one control) with three replications in 25 ºC and pH of 6.9 for 72 hours on July 2017. The concentration of linear alkyl benzene sulfonate in first to six trea...
This study investigated the synergy testing of penicillin, cephalosporin, amphenicols, and aminoglycoside in camel milk (n=768 samples), subsequently used for isolation MDR S. aureus targeting mecA gene. Antibiotic susceptibility showed >90% isolates were sensitive to ciprofloxacin trimethoprim resistant against oxacillin, ampicillin, cefoxitin. Further, 50-85% gentamicin, oxytetracycline, chlo...
چکیده در این پژوهش با هدف دست یافتن به سویه های تولید کننده متابولیت های ضد میکروبی فعال روی غشا بیش از 303 جدایه مختلف شامل باکتری، قارچ و اکتینومیست از خاک های ایران به ترتیب بر روی محیط های کشت trypticase soy agar، malt extract agar و inorganic salt starch agar جدا شدند. جدایه های خالص سازی شده ابتدا از نظر توانایی تولید متابولیت های ضدمیکروبی بر علیه 3 میکروارگانیسم شاخص escherichia coli، ...
Background and purpose: Recently, natural antimicrobials attracted a lot of attention due to increasing preference of consumers for organic products which are free of chemical additives. The aim of this study was to investigate the antibacterial activity of cinnamaldehyde in combination with acetic and lactic acids against L.monocytogenes. Materials and methods: The antibacterial effects of ...
Nanotechnology is a new and specific method for therapy of diseases. Nanosilver particle is one of the functional fields of nanotechnology. It has been shown that these nanoparticles have antibacterial and antifungal properties. Different studied have been shown that nanoparticles may have important role in medicine. For example, it has been shown to have inhibitory effects on the treatment of ...
Chinese hamster ovary (CHO) cells are considered as the most commonly used host for industrial manufacturing of therapeutic proteins. The aim of this study was to evaluate the minimum inhibitory concentration (MIC) of hygromycin B in both CHO-DG44 and CHO-S cells since hygromycin B resistance cassette can be used for future selection of gene expression in CHO cells. The minimum inhibitory conce...
Despite in vitro demonstrations of synergism against enterococci, combinations of cephalosporin and aminoglycoside antibodies have been ineffective in the therapy of enterococcal endocarditis. Penicillin-gentamicin, cephalothin-gentamicin, and cefazolin-gentamicin were used to treat enterococcal endocarditis in rabbits. A direct relation was observed between the rate of cure and the degree by w...
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