نتایج جستجو برای: minimum inhibitor concentration

تعداد نتایج: 725916  

Journal: :journal of biotechnology and health sciences 0
nematolah gheibi cellular and molecular research center, qazvin university of medical sciences, qazvin, ir iran nader divan khosroshahi cellular and molecular research center, qazvin university of medical sciences, qazvin, ir iran; cellular and molecular research center, qazvin university of medical sciences, qazvin, ir iran. tel: +98-9125819521, fax: +98-2833324971 marzieh habibi microbiology department, science and research branch, islamic azad university, tehran, ir iran

conclusions caffeic acid treatment reduced bacterial growth and resulted in a decreased number of colony formation. the simultaneous effect of caffeic acid and laser at three time courses showed a synergic effect in reducing colony formation compared to the control and caffeic acid, and laser alone. objectives the aim of this study was to investigate the effect of caffeic acid and low-power las...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه دریانوردی و علوم دریایی چابهار - دانشکده علوم دریایی 1393

با افزایش تعداد سویه های باکتریایی مقاوم به آنتی بیوتیک های مختلف و قیمت بالای برخی آنتی بیوتیک ها نیاز به داروهای گیاهی موثر، در دسترس و ارزان احساس می شود. این مطالعه به منظور مقایسه اثرضدباکتریایی عصاره های قطبی و غیر قطبی دوره های مختلف رویشی گیاه اسپند (peganum harmala) بر روی باکتری های آئروموناس هیدروفیلا (aeromonas hydrophila)، فتوباکتریوم دامسلا (photobacterium damsela) و لاکتوکوکوس گا...

Journal: :journal of paramedical sciences 0
farideh tabatabaei yazdi department of food science and technology, ferdowsi university of mashhad, mashhad, iran behrooz alizadeh behbahani department of food science and technology, ferdowsi university of mashhad, mashhad, iran ali mortazavi department of food science and technology, ferdowsi university of mashhad, mashhad, iran

the infections risk related to pathogenic germs increases at the present time considering the increased resistance which certain microbes acquire, whose usual antibiotics are ineffective to treat the infectious disease. the aim of this study was to determine antimicrobial effect of the aqueous and ethanolic extracts of lavandula stoechas l. and rosmarinus officinalis l. on listeria monocytogene...

Journal: :jundishapur journal of microbiology 0
hojatollah yousefimanesh department of periodontology, school of dentistry, ahvaz jundishapur university of medical sciences, ahvaz, ir iran mansour amin health research institute, infectious and tropical diseases research center, ahvaz jundishapur university of medical sciences, ahvaz, ir iran; health research institute, infectious and tropical diseases research center, jundishapur university of medical sciences, ahvaz, ir iran. tel: +989166711679 maryam robati department of oral medicine, school of dentistry, ahvaz jundishapur university of medical sciences, ahvaz, ir iran hamed goodarzi infectious and tropical diseases research center, department of microbiology, school of medicine, ahvaz jundishapur university of medical sciences, ahvaz, ir iran masumeh otoufi department of periodontology, school of dentistry, ahvaz jundishapur university of medical sciences, ahvaz, ir iran

conclusions the kin gingival chlorhexidine mouthwash has a greater effect than behsa and boht mouthwashes on oral microorganisms and is recommended to be used for plaque chemical inhibition. results the mics for kin gingival, behsa and boht mouthwashes were 0.14, 0.48 and 1000 micrograms/ml using the tube method for s. mutans, respectively. the mbcs for the mentioned mouthwashes were 0.23, 1.9 ...

Journal: :jundishapur journal of microbiology 0
seyyed mansour seyyednejad department of biology, faculty of science, shahid chamran university, ahvaz, ir iran; department of biology, faculty of science, shahid chamran university, daneshgah sq., ahvaz, ir iran. tel/fax: +98-6113331045 hossein motamedi department of biology, faculty of science, shahid chamran university, ahvaz, ir iran mouzhan vafei department of biology, faculty of science, shahid chamran university, ahvaz, ir iran ameneh bakhtiari department of biology, faculty of science, shahid chamran university, ahvaz, ir iran

conclusions: with respect to the obtained results and regarding to the daily increase of the resistant microbial strains to the commercial antibiotics, it can be concluded that these extracts can be proper candidates of antibacterial substance against pathogenic bacterial species especially s. aureus, e. coli, k. pneumoniae and s. epidermidis. results: the extract of c. fistula was effective ag...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس 1388

پپتید brevinin-18 یک نوع ناقص "truncated " از brevinin-1e می¬باشد که خاصیت ضدباکتریایی فرم آمیدی آن به اثبات رسیده است. در این پژوهش بر اساس اصول پپتید تقلیدی آنالوگی برای brevinin-18 طراحی شد سپس با روش فاز جامد spps به صورت شیمیایی سنتز شد.خالص سازی با دستگاه hplc وبا ستون¬های فاز معکوس vydac انجام شد. اثرات ضدمیکروبی آن بر روی چند گونه باکتری مورد بررسی قرار گرفت وبا پپتید brevinin-18 مقایسه...

Journal: :jundishapur journal of microbiology 0
somayeh talebi 1department of microbiology, karaj branch, islamic azad university, karaj, ir iran azar sabokbar 1department of microbiology, karaj branch, islamic azad university, karaj, ir iran; department of microbiology, islamic azad university, karaj branch, karaj, ir iran.tel: + 98-2634182454 majid riazipour applied microbiology research center, baqiyatallah university of medical sciences, tehran, ir iran; department of parasitology and mycology, school of medicine, baqiyatallah university of medical sciences, tehran, ir iran mohsen saffari department of health education, school of health, baqiyatallah university of medical sciences, tehran, ir iran

results based on these findings on agar diffusion with (p = 0.764), mic and mfc tests (p = 0.879), there were no significant differences between the antifungal effect of herbal and chemical mouthwashes. conclusions this study showed that, chemical mouthwashes acted better than herbal mouthwashes and among different chemical mouthwashes, oral b was most effective. objectives the aim of the curre...

Journal: :research journal of pharmacognosy 2014
h. qiao t.j. sun

background and objectives: resistance towards reveling antibiotics has captured great interest in evaluating the antimicrobial properties of the natural plants. taraxacum mongolicum is widely used as a folklore medicinal plant for its diuretic, antirheumatic and anti-inflammatory properties. though there are some reports on antimicrobial properties of taraxacum mongolicum, studies on antibacter...

A Ghaemi M Farshbaf MVM Pourbaig R Omidbaigi

In this study, thyme essensial oil was extracted by water distillation method and was analysed by GS/MS, then we investigated the antifungal effect of this essential oil on Fusarium oxysporum f.sp. ciceri. (A), Macrophomina phaseolina (B), Bipolaris spicifera (C) on the basis of agar dilution method with different concentrations (200, 400, 800 and 1600) The test was carried out with factorial e...

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