نتایج جستجو برای: antibacterial evaluation

تعداد نتایج: 861578  

Journal: :Clinical infectious diseases : an official publication of the Infectious Diseases Society of America 2014
Pierre Tattevin Anne-Claude Crémieux Christian Rabaud Rémy Gauzit

BACKGROUND Concerns have recently emerged about the efficacy and the quality of antibacterial generic products approved for use in humans. METHODS We searched Medline and Embase for original research articles on antibacterial generic products published in English or French before July 2013. RESULTS We selected 37 original research articles: 15 on β-lactams, 10 on glycopeptides, and 12 on ot...

Journal: :Zeitschrift fur Naturforschung. C, Journal of biosciences 2001
K H Başer G Tümen N Tabanca F Demirci

Satureja wiedemanniana (Lallem.) Velen (Lamiaceae) is an endemic species of Turkey. Aerial parts of the plant collected from eleven different localities in Turkey were subjected to hydrodistillation to yield essential oils which were analysed by a GC/MS system. Carvacrol, thymol, p-cymene and gamma-terpinene were found as the main constituents. Antibacterial evaluation of the oils was also carr...

2014
Isabelle Souza de Mélo Silva Andressa Letícia Lopes da Silva Raíssa Fernanda Evangelista Pires dos Santos Renata Rego de Souza Andriele Mendonça Barbosa Klebson Silva Santos Mariene Ribeiro Amorim Lenilson Santos da Trindade Laiza Canielas Krause Eliane Aparecida Campesatto Francine Ferreira Padilha Maria Lysete de Assis Bastos

Evaluation of antibacterial and toxicity activity in vitro of extracts from Tournefortia bicolor S.W (Boraginaceae) Isabelle Souza de Mélo Silva, Andressa Letícia Lopes da Silva, Raíssa Fernanda Evangelista Pires dos Santos, Renata Rego de Souza, Andriele Mendonça Barbosa, Klebson Silva Santos, Mariene Ribeiro Amorim, Lenilson Santos da Trindade, Laiza Canielas Krause, Eliane Aparecida Campesat...

Journal: :Acta pharmacologica Sinica 2004
Ying-chien Chung Ya-ping Su Chiing-chang Chen Guang Jia Huey-lan Wang J C Gaston Wu Jaung-geng Lin

AIM Five representative waterborne pathogens were used to illustrate the relationship between chitosan's antibacterial activity and the surface characteristics of the bacterial cell wall. METHODS Chitosan was prepared with averaged 75% or 95% deacetylated degree to examine its antibacterial activity against waterborne pathogens. Fresh microbial inoculants for the antibacterial assessment were...

2015
Jian Wang Yi Zuo Minghui Zhao Jiaxing Jiang Yi Man Jun Wu Yunjiu Hu Changlei Liu Yubao Li Jidong Li

A root canal sealer with antibacterial activity can be efficacious in preventing reinfection that results from residual microorganisms and/or the leakage of microorganisms. In the present study, a series of injectable, self-curing polyurethane (PU)-based antibacterial sealers with different concentrations of silver phosphate (Ag3PO4) were fabricated. Subsequently, their physicochemical properti...

Journal: :The new microbiologica 2009
Giovanni M Giammanco Enzo M G Cumbo Andrea Luciani Giuseppe Gallina Caterina Mammina Giuseppe Pizzo

The aim of this study was to investigate in vitro the antibacterial effect of a dentin/enamel adhesive containing MDPB (Clearfil Protect Bond) after curing and to compare it with an adhesive not containing MDPB (Clearfil SE Bond). The antibacterial effect of the cured adhesives was tested on Enterococcus faecalis by the evaluation of growth inhibition in a 48-h microplate direct contact test (D...

2017
Dan Huang Kena Ma Xinjie Cai Xu Yang Yinghui Hu Pin Huang Fushi Wang Tao Jiang Yining Wang

Titanium (Ti) and its alloys have been widely used in clinics for years. However, their bio-inert surface challenges application in patients with compromised surgical conditions. Numerous studies were conducted to modify the surface topography and chemical composition of Ti substrates, for the purpose of obtaining antibacterial, angiogenic, and osteogenic activities. In this study, using green ...

Journal: :The Journal of antimicrobial chemotherapy 2008
Robert Bucki Dorota B Namiot Zbigniew Namiot Paul B Savage Paul A Janmey

OBJECTIVES Cationic antimicrobial peptides (CAPs) are the effector molecules of innate immunity, similar in potency to classic antibiotics that function in the first-line of defence against infectious agents. The purpose of this study was to investigate the effects of negatively charged mucins on the antibacterial activity of the positively charged cathelicidin LL-37 peptide, its synthetic anal...

2015
Saman Soleimanpour Fereshteh Sadat Sedighinia Akbar Safipour Afshar Reza Zarif Kiarash Ghazvini

OBJECTIVE In this study, antimicrobial activities of an ethanol extract of Tribulus terrestris aloneand in combination with Capsella bursa-pastoris and Glycyrrhiza glabra were examined in vitro against six pathogens namely Streptococcus mutans, Streptococcus sanguis, Actinomyces viscosus, Enterococcus faecalis Staphylococcus aureus, and Escherichia coli. MATERIALS AND METHODS Antibacterial ac...

Journal: :Balkan medical journal 2016
Mukadder Korkmaz Yeliz Çetinkol Hakan Korkmaz Timur Batmaz

BACKGROUND Epistaxis is a common problem in childhood. It has been shown that children with recurrent epistaxis are more likely to have nasal colonization with Staphylococcus aureus. It has been suggested that low-grade inflammation, crusting and increased vascularity due to bacterial colonization contributes to the development of epistaxis in children. AIMS This study aimed to investigate th...

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