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2篇 您的检索式:作者名="Aditya Saran"
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1Gold nanorods core/AgPt alloy nanodots shell: A novel potent antibacterial nanostructure显示文摘根据银 nanoparticles (Ag NP ) 的当前的问题以抗菌剂性能,我们与取向附生地作为一个潜在的抗菌剂代理人在金 nanorods (Au@PtAg NR ) 上种的 AgPt 合金 nanodots 设计了新奇 trimetallic 核心 / 壳 nanostructure。两 Escherichia coli (E。coli ) 并且葡萄球菌 aureus (S。aureus ) 被学习。抗菌剂活动展出明显的作文依赖。在在合金壳增加 Ag 部分直到 80% 以后,抗菌剂活动逐渐地增加,表明一个灵活方法调节这项活动。在 80% Ag,抗菌剂活动比纯 Ag 壳的好。改进抗菌剂能力主要由于点形态学在壳表面上源于银的高暴露。当为基于 Ag 的 nanomaterials 保留高化学的稳定性时,我们因此证明形成合金是改进抗菌剂活动的一个有效方法。而且,由于悦耳的局部性的表面 plasmonic 反应在在红外线附近(NIR ) 光谱区域,对把 lightsuch 用作杀死的 photothermal 和 phototriggered 银离子 releaseis 的抗菌剂活动的另外的控制期望。作为示范,高度提高了抗菌剂活动被利用 nanostructures 的 NIR photothermal 效果显示出。我们的结果显示如此的定制的 nanostructures 将在对细菌的未来战斗发现一个角色,包括 multidrug 抵抗的增加的严厉的挑战。Xiaona Hu Yuyun Zhao Zhijian Hu Aditya Saran Shuai Hou Tao Wen Wenqi Liu Yinglu Ji Xingyu Jiang Xiaochun Wu 2013Nano Research2013,6,11:9
2Rod-shaped Au@PtCu nanostructures with enhanced peroxidase-like activity and their ELISA application显示文摘Pt and its based alloy nanoparticles(NPs)have been reported to demonstrate novel enzyme-like activities.Varying composition is very important to realize the optimization of their functions through the tuning of electronic structure.In this paper,our effort is focused in this direction by tailoring the electronic structure of Pt NPs via alloying with copper.Using gold nanorod(Au NR)as core,a simple method to prepare PtCu alloy shell is developed(termed as Au@PtCu NR).The introduction of copper could result in endcap-preferred growth mode owing to the lattice mismatch between alloy shell and the Au core.The variation in the electronic structure changes the substrate affinity,and enhanced affinity was found for H2O2.Besides,the designed Au@PtCu nanostructures have realized spatial separation of catalytic and recognition sites.Binding of recognition antibodies had negligible effect on their catalytic activity.Based on their peroxidaselike activity,a highly sensitive detection of human immunoglobulin G(IgG)was demonstrated in a direct enzyme-linked immunosorbent assay(ELISA)mode.The detection limit can be as low as 90 pg/mL.Xiaona Hu Aditya Saran Shuai Hou Tao Wen Yinglu Ji Wenqi Liu Hui Zhang Xiaochun Wu 2014Chinese Science Bulletin2014,59,21:1
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