Article ID Journal Published Year Pages File Type
600405 Colloids and Surfaces B: Biointerfaces 2013 5 Pages PDF
Abstract

The influence of pH on the interaction between horse heart ferricytochrome c (cyt c) and zinc oxide nanoparticles (ZnO NPs) has been studied by a small angle scattering as well as UV–vis and FTIR spectroscopy. The observations showed that the optimal pH for the association of protein with nanoparticles is in pH range 5.0–8.0.Almost no significant change in structure and thermodynamic stability of cytochrome c after the association with 60 nm ZnO NPs was performed by UV–vis and by a circular dichroism spectroscopy.

Graphical abstractFigure optionsDownload full-size imageDownload as PowerPoint slideHighlights► The pH influence on the association of cytochrome c with ZnO nanoparticles have been studied. ► The optimal pH for interaction between protein and nanoparticles was in range pH 5.0–8.0. ► The native structure of cytochrome after the binding on ZnO nanoparticles have been maintained.

Related Topics
Physical Sciences and Engineering Chemical Engineering Colloid and Surface Chemistry
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