Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 116 for “"minimum inhibitory concentration"”.
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IN VITRO EFFECT OF STATINS ON STREPTOCOCCUS MUTANS, STREPTOCOCCUS SANGUIS, AND STREPTOCOCCUS SALVARIUS
… of oral streptococci, as determined by the minimum inhibitory concentration. A second related objective is to assess the in vitro effect of statins on single species biofilm formation , as determined by binding of the same streptococci to hydroxyapatite pegs. Methods: The effect of statins …
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Investigação dos efeitos antibacteriano e citotóxico de cumarinas
… which was evaluated by determining the minimum inhibitory concentration (MIC) by microdilution technique. Coumarins A. cearensis were able to induce hemolysis of human red cells belonging to the three ABO blood types, however at very low percentages, not compromising its fundamental role …
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ΣΥΜΒΟΛΗ ΣΤΗ ΜΕΛΕΤΗ ΤΗΣ ΑΝΤΟΧΗΣ ΤΩΝ ΨΕΥΔΟΜΟΝΑΔΩΝ ΣΤΑ ΑΝΤΙΒΙΟΤΙΚΑ
… ACCORDING TO KIRBY-BAUER, AND BY DETERMINING THE MINIMUM INHIBITORY CONCENTRATION (MIC) AND THE MINIMUM BACTERICIDAL CONCENTRATION (MBC). THE ANTIBIOTICS USED WERE FROM THE AMINOGLYCOSIDE GROUP (GENTAMICIN, AMIKACIN, NETILMICIN), THE 3RD GENERATION CEPHALOSPORINS GROUP (MOXALACTAM, CEFOTAXIME, …
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The Development and Evaluation of a Range of Phototherapeutic Dyes Towards Infection Control
… hydroxy bianthrone derivatives having a lower minimum inhibitory concentration when compared with fluconazole when illuminated with blue light. The hydroxy anthrone also showed the same minimum inhibitory concentration has fluconazole when illuminated with blue light.
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Identification and characterisation of bacterial genes associated with resistance to and/or degradation of environmental pollutants
… was identified from the PAH contaminated site. Minimum Inhibitory Concentration assays (MICs) were previously performed on Alcaligenes sp. AO22 and Arthrobacter sp. E9 and they were found to be resistant to varying levels of heavy metals and polymerase chain reactions suggesting the presence of …
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Phytochemical screening and antibacterial testing of selected Namibian medicinal plants against laboratory and clinical bacteria that cause Diarrhoea
… by disc diffusion method at three different concentrations (250, 500 and 1000 μg/ml). The average inhibition zones were determined on Mueller- Hinton agar plates. Phytochemical screening revealed higher presence of antibacterial compounds triterpenoids, saponins, flavonoids, steroids, …
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One-Step Synthesis of Kanamycin Functionalized Gold Nanoparticles With Potent Antibacterial Activity Against Resistant Bacterial Strains
… strains. A significant reduction in the minimum inhibitory concentration (MIC) of Kan-GNPs was observed as compared to free kanamycin against all the sensitive and resistant bacterial strains tested. Mechanistic studies using TEM and fluorescence microscopy showed that Kan- GNPs exerted …
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Synthesis and Design of ClpP Activators as Novel Antibiotics
… hybrids. Assess their effectiveness by using minimum inhibitory concentration assays and in vitro biochemical assays for ClpP activation. Explore their potential as antibiotics through mitochondrial toxicity tests, glucose/galactose assays, and biophysical measurements related to metabolism …
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ANTIMICROBIAL PROPERTIES OF PLATELET-RICH PLASMA
… activity of P-PRP, was evaluated as the minimum inhibitory concentration (MIC), determined through the microdilution two-fold serial method, and the minimum microbicidal concentration (MMC), determined by subculturing microbial samples from MIC tests to solid media. MIC results showed …
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Sanitizer efficacy towards attached bacteria
… were: (1) evaluate sanitizer efficacy of in use concentrations toward bacteria attached to gasket materials, (2) examine attachment on rubber versus teflon gaskets, (3) examine different methods of enumeration, (4) compare kill of attached bacteria to suspension tests, (5) determine the minimum …
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Identification and functional evaluation of a bioactive peptide QUB-2669 from the skin secretion of the American bullfrog Lithobates catesbeiana
… activities against Escherichia coli (minimum inhibitory concentration (MIC) was 32 μM) and Candida albicans (MIC was 64 μM), but was not sensitive against the Gram-positive bacterium Staphylococcus aureus (MIC was 128 μM). Apart from these, QUB-2669 showed slight antiproliferative …
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Studies of a Novel Phage Lytic Enzyme, PlySs2
… within 1 hour in vitro. PlySs2 exhibited a minimum inhibitory concentration (MIC) of 32 μg/ml for S. suis strain S735 and 64 μg/ml for strain 7997. While resistance to gentamicin was observed after systematically increasing levels of gentamicin in an S. suis culture, the same protocol …
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Identification and functional study of a bioactive peptide QUB-2558 from the skin secretion of the Wuyi torrent frog, Amolops wuyiensis
… of Flight analysis (MALDI-TOF). The MIC (minimum inhibitory concentration) of Gram-positive bacterium S. aureus was 2 µM, while the MIC of Gram-negative bacterium E. coli was 4 µM. Moreover, for C. albicans, it also exhibited a dose-dependent inhibitory activity at a minimum concentration …
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Identification, isolation and bioactivity assessment of a bioactive peptide QUB-2339 from the skin secretion of the Hainan sucker frog, Amolops hainanensis
… activity against S. aureus (ATCC10788) with Minimum inhibitory concentration (MIC) of 8 μM. And the MBC value of it against S. aureus was 16 μM. But it didn’t show obviously inhibitory activity against E.coli (CRM8739) and C.albicans (ATCC10231) even at the concentration of 512 μM. …
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QUB-2410: a bioactive peptide from the skin secretion of the south American orange-legged leaf frog (phyllomedusa hypochondrialis)
… against E. coli, S. aureus and C. albicans with minimum inhibitory concentration(MIC) values of 8 µM, 8 µM and 32 µM, respectively. Additionally, QUB-2410 failed to inhibit the proliferation of cancer cells against PC-3, H157, U251MG and MCF-7 at the concentration of 10-5 M. Moreover, QUB-2410 …
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Avaliação do sinergismo entre os componentes da pasta ctz e o citronelol frente ao enterococcus faecalis
… between substances, through the Fractional Inhibitory Concentration Index (IFIC). For this purpose, considering the Minimum Inhibitory Concentration (MIC) as the lowest concentration capable of inhibiting bacterial growth, 7 solutions were prepared of each component searched with the values: …
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Investigação da atividade antifúngica do alfa-pineno sobre cepas de Rhizopus oryzea.
… the α-pinene. For this, we determined the minimum inhibitory concentration (MIC), which was used strains of Rhizopus oryzae, belong to the Mycology Laboratory, Federal University of Paraíba (UFPB). The MIC was determined by the microdilution method at concentrations from 1024 to 0.5 µg/mL. …
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Biodegradation of QACs in lake and river water and effects on the microbial community
… products contain QACs that are above the minimum inhibitory concentration of most microbes. After usage and wastewater treatment, however, many QACs end up in surface waters at sub-inhibitory concentrations. Exposure to sub-inhibitory QAC concentrations can facilitate the evolution of …
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Antibacterial Evaluation of Polygonum Multiflorum
… of Chinese Knotweed at 0.5%, 1%, 1.5% and 2.5% concentrations in order to determine the Minimum Inhibitory Concentration (MIC). Potential synergistic effect of Chinese Knotweed and various antibiotics was assessed using the Kirby-Bauer disk method. Possible anti-biofilm formation was studied …
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Proinflammatory cytokines as mediators of phenotypic change in bacteria implicated in ventilator-associated pneumonia
… TNFα was also found to significantly increase minimum inhibitory concentration of meropenem for P. aeruginosa. There was no effect of TNFα on the overall rate of bacterial adaption to meropenem in any species when measured in vitro. However, in G. mellonella, which represents a complex host …
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