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 6 of 6 for “"PREPARATIVE CHROMATOGRAPHY"”.
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Thermal degradation of organophosphorus compounds.
… two dimensional) and thin layer (analytical and preparative) chromatography is described. Details are given of the chromatographic systems adopted for the separation and isolation of the products of thermal degradation. Infrared, ultraviolet, 1H nuclear magnetic resonance and mass spectra of the …
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VIRAL SAFETY EVALUATION OF BIOTECHNOLOGY PRODUCTS: DEVELOPMENT AND OPTIMIZATIONOF RELIABLE VIRAL CLEARANCE STRATEGIES
… of Milan, I consolidated essential skills in preparative chromatography and conducted an extensive literature analysis on viral clearance approaches. This effort culminated in a review article, entitled ‘Viral Clearance in Biopharmaceutical Manufacturing: Current Strategies, Challenges, and …
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A study of the biological activity of bee venom and its fractions with regard to cosmetic science and immunology
… BV fractions were obtained by reversed phase preparative chromatography and characterised by LC-MS and NMR techniques. The fractions were assayed for antimicrobial and cytotoxic activities against a range of microbes (Mycobacterium marinum, Norcardia farcinia and Trypanosoma brucei brucei) and …
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Anti-inflammatory and anti-colon cancer potential of yerba mate (Ilex paraguariensis St. Hilaire) bioactive constituents
… were partially purified and quantified by preparative chromatography, HPLC and LC/ESI-MS-MS. Yerba mate contained 10–15 mg/g dry weight total saponins. Mate saponins significantly inhibited iNOS, PGE2 and COX-2 and reduced nuclear translocation of NF- κB subunits p50 (49.8%) and p65 …
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ΑΠΟΜΟΝΩΣΗ ΚΑΙ ΑΝΑΛΥΣΗ ΚΑΡΟΤΕΝΟΕΙΔΩΝ ΤΟΥ ΦΟΙΝΙΚΕΛΑΙΟΥ ΜΕ ΥΓΡΗ ΧΡΩΜΑΤΟΓΡΑΦΙΑ
… QUALITY. THE PROPOSED METHOD IS BASED ON THE PREPARATIVE LIQUID CHROMATOGRAPHY. THE EFFECT OF THE FEED THROUGHPUT, THE DIAMETER OF THE COLUMN, THE SOLVENT FLOW AS WELL AS THE RECYCLING OF COLLECTED FRACTIONS ARE STUDIED IN ORDER TO GIVE USEFUL HINTS FOR THE SCALE-UP OF THE METHOD. A NEW …