http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
Immobilization of Glucose Oxidase Attached to New Nanospheres Including Azomethine
Nurbanu Özdem,Nurşen Sarı,Elvan Hasanoğlu Özkan,Fatma Arslan,Hayrettin Tümtürk 한국고분자학회 2014 Macromolecular Research Vol.22 No.12
New nanosphere supports were prepared and characterized for the immobilization of glucose oxidasefrom Aspergillus niger. Nanoparticles ((APS-tio), (APS-tioCH3), and (APS-tioCl)) modified (aminomethyl)polystyrene(APS) with some tyophenealdehyde derivatives were synthesized by means of condensation and we investigated the enzymaticproperties of glucose oxidase enzyme (GOx) immobilized on them. Modified polystyrene was characterized by IRspectra, gel permeation chromatography and scanning electron microscopy. Immobilized GOx on (APS-tioCH3) showed aoptimum pH, whereas immobilized GOx on (APS-tio) and (APS-tioCl) performed the optimum condition at two pHs.
Elvan Hasanog˘lu O¨ zkan,Nurdan Kurnaz Yetim,Dilek Nartop,Nurs¸ en Sarı 한국공업화학회 2015 Journal of Industrial and Engineering Chemistry Vol.25 No.-
New nanospheres have been prepared with Pt2+ and Pt4+ for compare enzymatic properties of glucose oxidase enzyme (GOx). In this study nanoparticles, (aminomethyl)polystyrene (APS), 2-hydroxy-5- methylbenzaldehyde and Pt2+/Pt4+ have been synthesized by means of template and investigated the enzymatic properties of glucose oxidase enzyme (GOx) immobilized on there. The characteristics of the immobilized glucose oxidase (APS–Pt2+–GOx and APS–Pt4+–GOx) enzyme showed one optimum pH value. The influence of temperature, reusability and storage capacity on the free and immobilized glucose oxidase enzyme have been investigated. It is found that nanosphere including platinium atom exhibits excellent performance as the immobilized supporter of GOx, the immobilized enzyme demonstrates perfected storage and recycling stability. APS–Pt2+–GOx retains more than 30% of the initial activity after 32 successive cycles, which is a remarkable result.