نتایج جستجو برای: antibacterial study

تعداد نتایج: 3997324  

2013
Hassan Hoda Fatemeh Elmi Maryam Mitra Elmi

Antibiotic resistance makes Antimierobial peptides (AMPs) agents an alternative for treatment of pathogenic diseases. They are isolated from various invertebrate animals, vertebrates and plants. The present study shows the electrophoretic pattern of protein and peptides from Vicia faba seed and reports our first attempt to study the antibacterial activity of Vicia faba seed extract. The crude e...

2011
S. JEEVA M. JOHNSON J. S. APARNA V. IRUDAYARAJ

The present study was aimed to evaluate the phytochemical constituents and antibacterial activity of the flower extracts of Albizia lebbeck, Cordia sebestena, Thunbergia grandiflora and Antigonon leptopus. Preliminary phytochemical screening was done by the standard methods described by Harborne. Antibacterial study was carried out by disc diffusion method. The results of the phytochemical anti...

Journal: :journal of dentistry, tehran university of medical sciences 0
fatemeh ahmadi-motamayel associate professor, dental research center, department of oral medicine, dental school, hamadan university of medical sciences, hamadan, iran. seyedeh sare hendi mohammad yusof alikhani zahra khamverdi

honey has antibacterial activity. the aim of this study was to evaluate the antibacterial activity of honey on streptococcus mutans and lactobacillus.in this in vitro study, solutions containing 0%, 5%, 10%, 20%, 50% and 100%(w/v) of natural hamadan honey were prepared. each blood (nutrient) agar plate was then filled with dilutions of the honey. the strains of bacteria were inoculated in blood...

Journal: :Antimicrobial agents and chemotherapy 2016
Kathy Hiu Laam Po Edward Wai Chi Chan Sheng Chen

This study assessed the functional importance of residues located at the i(-2) position of face 4 of the tandem repeat loops of the quinolone resistance protein QnrVC7 through mutagenesis studies. The i(-2) position of face 4 on different coils required residues with different natures. Some substitutions reduced the protective activity of QnrVC7, while some of them increased it. These findings ...

2015
Patricia R. Wardwell David R. Wilson Dewayne L. Garner Rebecca A. Bader

Pseudomonas Quinolone Signal Modulates Cystic Fibrosis Epithelial Cell Response through the TollLike Receptor 4 Patricia R. Wardwell1,2, David R. Wilson1,2, Dewayne L. Garner1,2 and Rebecca A. Bader1,2* 1Department of Biomedical & Chemical Engineering, Syracuse Biomaterials Institute, Syracuse University, Syracuse, NY, USA 2Onondaga Community College, Syracuse, NY, USA SOJ Immunology Open Acces...

ژورنال: بوم شناسی آبزیان 2015
Arman, Mitra, Asadzadeh, Mostafa, Sohrabipoor, Jelveh, Soleimani, Soolmaz, Zarei, Zahra,

The purpose of this study was to determine antibacterial activity of the marine algae. Different algae were subjected to the three solvents (n-hexan, ethyl acetate, methanol). Antibacterial activity of the extracts was performed using 7 bacterias by disc diffusion method.According to the results of the study, the algae Ulvalinza and Ulvaintestinalis had the highest antibacterial effect against ...

Journal: :European Journal of Dentistry 2008
Ismet Duran Abdulkadir Sengun Hasan Huseyin Hadimli Mustafa Ulker

OBJECTIVES Desensitizers contribute to better clinical results by reducing the rate of cervical dentin sensitivity. However, information on their antibacterial effect is limited. This study examined the antibacterial activities of a triclosan containing (Seal & Protect), a benzalconium containing desensitizer (Micro Prime), a fluoride containing prophilaxy paste (Sultan Desensitizer), two fluor...

Journal: :زیست شناسی جانوری تجربی 0
محبوبه میر حسینی مقایسة اثر ضد میکروبی نانوذره zno در آبمیوه سیب در دمای 25 و 4 درجه سلسیوس مولود کیانی هرچگانی مقایسة اثر ضد میکروبی نانوذره zno در آبمیوه سیب در دمای 25 و 4 درجه سلسیوس شیرین مامایی دهکردی مقایسة اثر ضد میکروبی نانوذره zno در آبمیوه سیب در دمای 25 و 4 درجه سلسیوس فاطمه برزگری فیروز آبادی مقایسة اثر ضد میکروبی نانوذره zno در آبمیوه سیب در دمای 25 و 4 درجه سلسیوس

abstract nanoparticles (nps) are increasingly recognized as their usage in biological applications including nanomedicine and food safety. purpose of this study was study on comparison of antibacterial effect of zno nanoparticles in apple juice at 25 and 4 ° c. the present study investigated the antibacterial activity of zno was tested against listeria monocytogenes, escherichia coli, staphyloc...

2007
D. T. W. Chun G. R. Gamble

Fabric quality and durability are a concern with fibers that contain natural antibacterial properties or are treated to provide antibacterial properties. The textile industry has developed antibacterial fabric to address the public’s desire for improved sanitation and personal protection against disease transmission. The approach has been to attach biocidal or some bacteriostatic groups to the ...

2008
Sanja O. Podunavac-Kuzmanović Dijana J. Barna Dragoljub D. Cvetković

The antibacterial activity of some substituted benzimidazole derivatives against Gram negative bacteria Escherichia coli was investigated. The tested compounds displayed in vitro inhibitory activity and their minimum inhibitory concentrations were determined. Quantitative structure-activity relationship has been used to study the relationships between the antibacterial activity and lipophilicit...

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