نتایج جستجو برای: antimicrobial test
تعداد نتایج: 892731 فیلتر نتایج به سال:
Background: Lactobacillus plantarum isolated from fermented olives has been extensively studied with the aim of its use in starter cultures for olive or other production fermentations, but little is known about its antimicrobial resistance and its probiotic effects. Objectives: The aim of this study was to determine the antimicrobial activity using different strains of L. plantarum isolated fr...
Background & Aim:Nowadays, the use of chemical preservatives has been limited due to the controversial adverse effects. In this study, we evaluated the preservative potency of product with active herbal ingredients (Barij Baby cream) in contrast with the same products with two different chemical preservatives including methylparaben plus propylparaben and potassium sorbate plus...
Background and purpose: Research for discovery and development of new and effective antimicrobial agents has been raised due to increasing rate of numerous multi-drug resistant pathogens. Marine bacteria especially Bacillus species are a rich source of potentially versatile secondary metabolites with antimicrobial activities. In this study, sediments of the Caspian Sea were screened for natural...
BACKGROUND AND OBJECTIVES Presence of methicillin and multidrug resistance has associated coagulase negative staphylococci (CNS) with high morbidity and mortality worldwide. The present study was carried out to study the susceptibility pattern of CNS to various antimicrobial agents and to determine the prevalence of CNS methicillin resistance in our hospital setting. MATERIALS AND METHODS A t...
BACKGROUND Direct pulp capping involves the application of a dental material to seal communications between the exposed pulp and the oral cavity (mechanical and carious pulp exposures) in an attempt to act as a barrier, protect the dental pulp complex and preserve its vitality. The aim of this study was to evaluate and compare, by the agar disc diffusion test, the antimicrobial activity of six ...
A new series of 2-pyrazolin-1-ylthiazoles 8a-d and 13-16 was synthesized by cyclization of N-thiocarboxamide-2-pyrazoline with different haloketones and 2,3-dichloroquinoxaline. The structures of the new compounds were confirmed by elemental analyses as well as NMR, IR, and mass spectral data. The newly synthesized compounds were evaluated for their antimicrobial activities, and also their mini...
The purpose of this research was to verify the influence of Iodoform on antimicrobial potential of calcium hydroxide. S. aureus, E. faecalis, P. aeruginosa, B. subtilis, C. albicans were the biological indicators. The substances tested were: calcium hydroxide + saline; calcium hydroxide + Iodoform + saline; Iodoform + saline. For the agar diffusion test, 18 Petri plates with 20 ml of BHI agar w...
Introduction: Acinetobacter baumannii is one of the major pathogens causing nosocomial infections due to emergence of resistance to various antimicrobial agents. Resistance due to antimicrobial degrading enzymes is now a worldwide problem and a major reason of concern for the treating physicians. Keeping this in mind, the present study was designed to isolate Acinetobacter baumannii and study v...
Polymorphonuclear neutrophils (PMN) are attracted to sites of infection. They have the potential to deliver antimicrobial agents to these sites if the agents enter the cells and do not alter migration. Penicillin G did not enter cells and was not transported by PMN. We found that azithromycin, ciprofloxacin, levofloxacin, moxifloxacin, and telithromycin were concentrated in PMN and transported ...
We describe four cases in Sweden of verified treatment failures of pharyngeal gonorrhoea with ceftriaxone (500 mg; n=3) or cefotaxime (500 mg; n=1) monotherapy. All the ceftriaxone treatment failures were caused by the internationally spreading multidrug-resistant gonococcal NG-MAST genogroup 1407 clone. Increased awareness of treatment failures is crucial particularly when antimicrobial monoth...
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