نتایج جستجو برای: antimicrobial effectiveness test
تعداد نتایج: 1180550 فیلتر نتایج به سال:
the purpose of this quantitative study was to investigate the relation between efl teachers’ self-efficacy beliefs and their success. moreover, the study was an analysis of the teacher age, gender and years of teaching experience, to examine the manner in which these factors relate to teacher self-efficacy as defined by bandura (1997) and teaching effectiveness as evaluated by their own student...
Cosmetics and topical products need not be sterile but may contain low levels of microbial load during use. This study was conducted to determine effectiveness of antimicrobial preservation during storage life of preparations and particularly the suitability of such preservative in terms of safety and broad spectrum activity. In this study, six formulations of both aqueous and oily cream were p...
The constantly growing resistance of microbes to drugs and other substances which fight microbial infections leads to search for new antimicrobial substances. Among substances which attract the scientists attention are antimicrobial peptides. Such compounds are quite common in nature and belong to the most important elements of the innate immune system of all living organisms. Numerous antimicr...
The present study investigated the effect of sumac (SWE) and Rosemary water extracts (RWE) on microbial growth in ground beef meat during refrigerated storage. The meat samples were explored for changes in TVC, E.coli (0157:H7) and S.aureus populations. Antimicrobial effectiveness of extracts was more pronounced against Gram-positive strain compared with Gram-negative strain. Antimicrobial impa...
Introduction: Due to the resistance of microorganisms against antibiotics, the use of medicinal herbs as alternative medicines has become commonplace. The purpose of this study was to explore the antimicrobial effects of aqueous, ethanolic and acetonic extracts of Rosa damascenon on E. coli as one of the most common pathogenic bacteria. Methods: Extraction was carried out using soaking method. ...
The emergence of Haemophilus ducreyi resistant to multiple antibiotics has limited the effectiveness of sulfonamides and tetracycline for the therapy of chancroid. A randomized, double-blind study compared 10-day courses of erythromycin base (500 mg) and rosaramicin (250 mg) each given four times daily for the treatment of men with chancroid in Nairobi, Kenya. Of 99 evaluable patients, 84 were ...
Antimicrobial additives have been used successfully for many years as direct food additives. The literature provides evidence that some of these additives may be effective as indirect food additives incorporated into food packaging materials. Antimicrobial food packaging is directed toward the reduction of surface contamination of processed, prepared foods such as sliced meats and Frankfurter s...
of smear-negative PTB” is very interesting [1]. As Nakiyingi et al. noted, the concern on cost effectiveness on this new TB diagnostic tool is needed [1]. In fact, the cost effectiveness of the test is still controversial issue [2]. The value seems dependent to the setting [2 3]. Also, Nakiyingi et al. raised an important point that GeneXpert can help fasten diagnosis. However, it is questionab...
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