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Investigation of Interaction of Fluoroquinolones with Aluminum, Iron and Magnesium ions Using Capillary Zone Eletrophoresis
The present study describes the application of capillary zone electrophoresis (CZE) to investigate interactions between ciprofloxacin, enrofloxacin,...
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Interaction between Fluoroquinolones and Bovine Serum Albumin Studied by Affinity Capillary Electrophoresis
The interactions between eight fluoroquinolone antibiotics (ciprofloxacin, enoxacin, fleroxacin, levofloxacin, lomefloxacin, norfloxacin, ofloxacin,...
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Broth Microdilution Antibacterial Assay of Peptides
Native peptides exhibit various biological activities from which the antimicrobial property is one of the most frequently studied. A convenient way...
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Development and Validation of a Stability-Indicating HPLC Method for Determination of Ciprofloxacin Hydrochloride and its Related Compounds in Film-Coated Tablets
The objective of the current study was the development and subsequent validation of a simple, sensitive, precise and stability-indicating...
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Fluoroquinolones in soil—risks and challenges
Fluoroquinolones (FQs) are among the most important antibacterial agents used in human and veterinary medicine. Because of the growing practice of...
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Simultaneous Determination of Cefepime and the Quinolones Garenoxacin, Moxifloxacin and Levofloxacin in Human Urine by HPLC-UV
A liquid chromatographic method with a C 18 column and acetonitrile/0.1 M phosphoric acid/ sodium hydroxide buffer (pH 3.0)/0.01 M n-octylamine (pH...
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Interactive effects of solar UV radiation and climate change on biogeochemical cycling
This report assesses research on the interactions of UV radiation (280-400 nm) and global climate change with global biogeochemical cycles at the...
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Aufgaben mit frei zu formulierenden Antworten
Nach übermäßigem Ethanolgenuss greifen viele Menschen zu einer weiteren Chemikalie, die seit gut 100 Jahren unter der Handelsbezeichnung Aspirin...
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Photodynamic inactivation of Escherichia coli by novel meso-substituted porphyrins by 4-(3-N,N,N-trimethylammoniumpropoxy)phenyl and 4-(trifluoromethyl)phenyl groups
The photodynamic effect of novel cationic porphyrins, with different pattern of meso -substitution by 4-(3- N , N , N -trimethylammoniumpropoxy)phenyl (A)...
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Environmental effects of ozone depletion and its interactions with climate change: Progress report, 2005
Since the first assessments in 1989, the complexity of the linkages between ozone depletion, UV-B radiation and climate change has become more...
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Lösungen zu den Multiple Choice Aufgaben
Carbonsäuren sind stärker acide Verbindungen als Phenole. Aufgrund des elektronenziehenden Cl-Atoms in 3 ist diese substituierte Carbonsäure stärker...
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Screening ofExiguobacterium acetylicum from soil samples showing enantioselective and alkalotolerant esterase activity
About 3,000 bacterial colonies with esterase activities were isolated from soil samples by enrichment culture and halo-size on Luria broth-tributyrin...
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Spectroscopic and voltammetric studies of Pefloxacin bound to calf thymus double-stranded DNA
Spectral and electrochemical studies have been carried out on the interaction of pefloxacin with calf thymus double-stranded dsDNA. The voltammetric...
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Application of Lanthanide-Sensitised Chemiluminescence to the Determination of Levofloxacin, Moxifloxacin and Trovafloxacin in Tablets
A flow injection method including chemiluminescence detection has been developed and applied to the determination of fluoroquinolones levofloxacin,...
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Kinetic resolution of heterocyclic amines by reaction with optically active acid chlorides. The effect of reaction conditions on the diastereoselectivity of acylation of (±)-3-methyl-2,3-dihydro-4H-1,4-benzoxazine
The influence of the reaction conditions (solvent, base) on the diastereoselectivity of acylation of (±)-3-methyl-2,3-dihydro-4 H -1,4-benzoxazine with...
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Polyacrylamide gel immobilization of porcine liver esterase for the enantioselective production of levofloxacin
Porcine liver esterase was immobilized in polyacrylamide gel for the enantioselective production of levofloxacin from ofloxacin butyl ester. The...
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Synthesis of Fluorinated 1,3,4-Oxadiazino[6,5,4-i,j]quinolines
3-(2-Acylhydrazino)-2-tetra(penta)fluorobenzoylacrylates are readily converted to acylamino-substituted quinolones and, under more forcing...