نتایج جستجو برای: microbial activity against e. coli.

تعداد نتایج: 2678945  

Journal: :مهندسی بیوسیستم ایران 0
سیده هما فصیح‏نیا دانشجوی دکتری گروه علوم و صنایع غذایی، دانشکدۀ کشاورزی، دانشگاه تبریز، تبریز سیدهادی پیغمبردوست دانشیار گروه علوم و صنایع غذایی، دانشکدۀ کشاورزی، دانشگاه تبریز، تبریز سیدجمال الدین پیغمبردوست استادیار علوم و تکنولوژی پلیمر، دانشکدۀ مهندسی شیمی و نفت، دانشگاه تبریز، تبریز

low density polyethylene films incorporating different types of organically modified nanoclays were prepared. physical, surface morphology and mechanical properties of the films were analyzed by x-ray diffraction pattern, scanning electron microscopy and tensile strength (ts) and length increase until fracture point (e) parameters, respectively. colony counting method was used to investigate an...

تاجیک, حسین, رضوی روحانی, سید مهدی , فرهنگ فر , عذرا, مرادی, مهران,

 Background & Aims: The aim of the study was to develop and investigate antibacterial characteristics of zein edible film assimilated with monolaurin (M) and Zataria multiflora Boiss essential oil (ZEO) alone and in combination with each others. Materials & Methods: Zein films containing M (1%) and ZEO (2 and 3%) were developed by casting method and subsequently, antibacterial characteristics w...

Journal: :jundishapur journal of natural pharmaceutical products 0
charu mohan marya department of public health dentistry, sudha rustagi dental college, faridabad, india; department of public health dentistry, sudha rustagi dental college, faridabad, india. tel: +91-1292224129, fax: +91-1294230010 meenakshi chopra department of public health dentistry, sudha rustagi dental college, faridabad, india sukhvinder singh oberoi department of public health dentistry, sudha rustagi dental college, faridabad, india ruchi nagpal department of public health dentistry, sudha rustagi dental college, faridabad, india chandan dhingra department of public health dentistry, sudha rustagi dental college, faridabad, india

conclusions the results of the present study indicate that brazilian propolis demonstrated in vitro anti-microbial efficacy against s. mutans and c. albicans. results the antimicrobial efficacy of hexidine against s. mutans and e. coli was higher compared to that of c. albicans. the brazilian propolis (p) mr showed antimicrobial action against s. mutans and c. albicans. the antimicrobial effica...

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...

Dianat, Omid, Kangarlou Haghighi, Ali, Nasseri, Mandana, Taheri, Soodabeh, Tashfam, Babak,

Objective: Antibacterial properties of silver nanoparticles have recently come into the spotlight in endodontic therapy. This study was conducted aiming at comparing the antimicrobial activity of a new irrigation solution containing nanosilver particles with that of sodium hypochlorite and chlorhexidine against Escherichia coli, Enterococcus faecalis, Pseudomonas aeruginosa and Candida albicans...

Ali Es-haghi, Azar Tahghighi, Houshang Afrouzan, Sedigheh Zakeri,

Background: With considering the importance of natural products for their remedial and therapeutic value, this research was aimed to analyze the chemical compositions and antimicrobial activity of four propolis samples from different areas of Iran (Chenaran, Taleghan, Morad Beyg, and Kalaleh) with various climates and flora. Methods: Ethanolic (70% EtOH) and dichlromethane (DCM) extracts of Ira...

2014
Lalit Sharma Arun Sharma

Withania somnifera an Indian traditional medicinal herb, is known to possess antistress, antioxidant, analgesic, anti-inflammatory, cardioprotective, adaptogenic, antispasmodic, immunomodulatory and immunostimulant activities. Its other activities include anti-inflammatory, immunoregulatory, anti-tumor, anti-angiogenic, antiinvasive and chemopreventive effects. We investigated the antioxidant, ...

Journal: :journal of dental school, shahid beheshti university of medical sciences 0
ali kangarlou haghighi dental school, shahid beheshti university of medical sciences babak tashfam mandana nasseri dental school, shahid beheshti university of medical sciences omid dianat dental school, shahid beheshti university of medical sciences soodabeh taheri medical school, shahid beheshti university of medical sciences

objective: antibacterial properties of silver nanoparticles have recently come into the spotlight in endodontic therapy. this study was conducted aiming at comparing the antimicrobial activity of a new irrigation solution containing nanosilver particles with that of sodium hypochlorite and chlorhexidine against escherichia coli, enterococcus faecalis, pseudomonas aeruginosa and candida albicans...

Journal: :jundishapur journal of microbiology 0
abolfazl davoodabadi department of pathobiology, school of public health, tehran university of medical sciences, tehran, ir iran mohammad mehdi soltan dallal department of pathobiology, school of public health, tehran university of medical sciences, tehran, ir iran; food microbiology research center, tehran university of medical sciences, tehran, ir iran; food microbiology research center, tehran university of medical sciences, tehran, ir iran. tel: +98-2166462268, fax: +98-2166462267 elahe lashani food microbiology research center, tehran university of medical sciences, tehran, ir iran maryam tajabadi ebrahimi department of biology, faculty of science, central tehran branch, islamic azad university, tehran, ir iran

conclusions our findings show that lactobacillus strains with human origin had a mild inhibitory activity against the diarrheagenic e. coli, and these strains may be useful as probiotic candidates in prevention of intestinal infections caused by diarrheagenic e. coli. results a total of 20 lactobacillus isolates were identified from stool samples. lactobacillus fermentum was the most frequently...

Journal: :physical chemistry research 2014
razieh jalal elaheh k. goharshadi hashem sajjadi paul nancarrow

the antibacterial activity of a series of ionic liquids containing short-chained 1-alkyl-3-methylimidazolium cations ([cnmim+]; n = 2, 4, 6 and 8) and bis (trifluoromethylsulfonyl) imide anion ([tf2n]) against e. coli and b. subtilis was measured, for the first time. all ils used in this work were synthesized and analyzed by fourier transform infrared (ft-ir) spectroscopy, nmr, and karl-fischer...

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