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A Facile Method for the Preparation of Poly(4-vinylpyridine) Nanoparticles and their Characterization
Microgel nanogel nanoparticles nanotechnology core-shell structure biomaterials bactericidal antibiotic polymers
2010/4/9
Submicron size particles were synthesized from 4-vinylpyridine (4-VP) using an oil-in-water emulsion system. Divinyl benzene (DVB) and ethylene glycol dimethacrylate (EGDMA) were utilized as crosslink...
Purification and Characterization of Pear (Pyrus communis) Polyphenol Oxidase
Purification Characterization Polyphenol Oxidase
2010/4/20
Three isoenzymes of polyphenol oxidase (PPO) were isolated from a local pear variety (Ankara Armutu) through ammonium sulfate precipitation, dialysis and gel filtration. The sample obtained from dialy...