نتایج جستجو برای: gram positive and gram negative bacteria
تعداد نتایج: 16930196 فیلتر نتایج به سال:
Sudarshan Churna (SC) is very potent Ayurvedic medicine ; composed of 42 medicinal plants, which is used traditionally in treatment of malaria, viral fever, and bacterial infection. The Present study was designated to evaluate the antimicrobial activity of aqueous extract of Sudarshan Churna (ASC) using the paper disc diffusion method. The ASC was found active against the gram-negative b...
Background: We investigated in vitro antimicrobial activity of five marine sponge species collected from Kish Island in the Persian Gulf: Fascaplysinopsis reticulata, Callyspongia clavatus, Callyspongia siphonella, Niphates furcata, and Pseudosuberites clavatus against gram positive bacteria, gram negative bacteria, fungi and yeasts. Materials and Methods: Sponage extracts were prepared by two ...
71 samples of milk and dairy products were collected from 18 cities throughout Iran. 93 strains of lactic acid bacteria (LAB) were isolated and assayed against four opportunistic patho gens including E. coli, proteus and klebsiella as gram-negative and S. aureus as a gram-positive organism. All indicators (organisms) were hospital strains. Among isolated bacteria, lactobacilli (37 isolates)...
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Outer membrane of Gram-negative bacteria is a permeability barrier to many antibacterial agents, including the glycopeptide antibiotics such as vancomycin hydrochloride and as a result these antibiotics are ineffective against Gram negative bacteria. Different strategies have been described to overcome such limitation, including application of nanoparticles, as was shown in our previous studies...
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