One-step preparation of porous aminated-silica nanoparticles and their antibacterial drug delivery applications
Yongren Wu, Shun Chen, Yang Liu, Zhiwei Lu, Shaokun Song, Yang Zhang, Chuanxi Xiong, Lijie Dong*(
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Fig. 1.. TEM images of FL-SiO2-NH2 NPs obtained by the traditional order (first tetraethylorthosilicate then (3-aminopropyl) triethoxysilane) of reagents addition (a), MD-SiO2-NH2 NPs obtained by the control order (tetraethylorthosilicate and (3-aminopropyl) triethoxysilane at the same time) for 4?h (b), SiO2-NH2 NPs obtained for 12?h (c) and individual SiO2-NH2 NPs (d).
