Nanodiscs as a Modular Platform for Multimodal MR-Optical Imaging.
Nanodiscs as a Modular Platform for Multimodal MR-Optical Imaging.
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DOI:
10.1021/acs.bioconjchem.5b00107
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发表时间:
2015-05-20
影响因子:
4.7
通讯作者:
Meade, Thomas J.
中科院分区:
文献类型:
--
作者:
Carney, Christiane E.;Lenov, Ivan L.;Baker, Catherine J.;MacRenaris, Keith W.;Eckermann, Amanda L.;Sligar, Stephen G.;Meade, Thomas J.
Nanodiscs are monodisperse, self-assembled discoidal particles that consist of a lipid bilayer encircled by membrane scaffold proteins (MSP). Nanodiscs have been used to solubilize membrane proteins for structural and functional studies and deliver therapeutic phospholipids. Herein, we report on tetramethylrhodamine (TMR) tagged nanodiscs that solubilize lipophilic MR contrast agents for generation of multimodal nanoparticles for cellular imaging. We incorporate both multimeric and monomeric Gd(III)-based contrast agents into nanodiscs and show that particles containing the monomeric agent (ND2) label cells with high efficiency and generate significant image contrast at 7 T compared to nanodiscs containing the multimeric agent (ND1) and Prohance, a clinically approved contrast agent.
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通讯作者:
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作者:
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通讯作者:
Sligar, SG