نتایج جستجو برای: microbroth dilution method
تعداد نتایج: 1647512 فیلتر نتایج به سال:
The recent global increase in the prevalence of antibiotic-resistant bacteria and lack of development of new therapeutic agents emphasize the importance of selecting appropriate antimicrobials for the treatment of infections. However, to date, the development of completely accelerated drug susceptibility testing methods has not been achieved despite the availability of a rapid identification me...
Several applications of chalcones and their derivatives encouraged researchers to increase their synthesis as an alternative for the treatment of pathogenic bacterial and fungal infections. In the present study, chalcone derivatives were synthesized through cross aldol condensation reaction between 4-(N,N-dimethylamino)benzaldehyde and multiarm aromatic ketones. The multiarm aromatic ketones we...
The worldwide increase of multidrug resistance in both community- and health-care associated bacterial infections has impaired the current antimicrobial therapy, warranting the search for other alternatives. We aimed to find the in vitro antibacterial activity of ethanolic extracts of 16 different traditionally used medicinal plants of Nepal against 13 clinical and 2 reference bacterial species...
The activity of methicillin, oxacillin, vancomycin, imipenem and FK037 against 106 isolates of staphylococci was assessed using a microbroth dilution method with low (10(5) cfu/mL) and high (10(7) cfu/mL) inoculum sizes. Overall, FK037, an oxime-type cephem antibiotic, was as active as imipenem, but less active than vancomycin (MIC90s 25, 25 and 6.25 mg/L, respectively) at the lower inoculum. E...
Introduction The resistance of microorganisms to antibiotics is increasing, and researchers are considering replacing effective antimicrobial agents with fewer side effects. One strategy is to focus on phytochemical activities with antimicrobial properties. Researchers have now studied a variety of plants that could be potential sources of antimicrobial agents. Scabiosa extract has high antio...
The antifungal activity of eberconazole, a new imidazole derivative, against 124 clinical isolates of Candida comprising eight different species and to 34 isolates of Cryptococcus neoformans was compared to those of clotrimazole and ketoconazole. MICs of eberconazole, determined by the National Committee for Clinical Laboratory Standards standardized microbroth method, were equal to or lower th...
background and objectives: the pathogenic strains of escherichia coli cause severe septicemia, urinary tract infection and wound sepsis. resistance of this organism to the expanded-spectrum cephalosporins occurs via the production of extended-spectrum β-lactamases (esbls) such as tem and shv. these enzymes hydrolyze oxyimino cephalosporins (cefotaxime, ceftazidime) and monobactams (aztreonam). ...
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