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Title: Multi-modality nanoparticles having optically responsive shape

Patent ·
OSTI ID:1179791

In certain embodiments novel nanoparticles (nanowontons) are provided that are suitable for multimodal imaging and/or therapy. In one embodiment, the nanoparticles include a first biocompatible (e.g., gold) layer, an inner core layer (e.g., a non-biocompatible material), and a biocompatible (e.g., gold) layer. The first gold layer includes a concave surface that forms a first outer surface of the layered nanoparticle. The second gold layer includes a convex surface that forms a second outer surface of the layered nanoparticle. The first and second gold layers encapsulate the inner core material layer. Methods of fabricating such nanoparticles are also provided.

Research Organization:
Argonne National Laboratory (ANL), Argonne, IL (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AC02-05CH11231
Assignee:
The Regents of the University of California (Oakland, CA)
Patent Number(s):
9,037,214
Application Number:
13/202,976
OSTI ID:
1179791
Resource Relation:
Patent File Date: 2010 Feb 23
Country of Publication:
United States
Language:
English

References (10)

Gold-coated iron nanoparticles: a novel magnetic resonance agent for T 1 and T 2 weighted imaging journal January 2006
Gold-coated iron nanoparticles for biomedical applications journal May 2003
Magnetic Iron Oxide Nanoparticles: Synthesis and Surface Functionalization Strategies journal October 2008
MR molecular imaging and fluorescence microscopy for identification of activated tumor endothelium using a bimodal lipidic nanoparticle journal December 2005
Co core Au shell nanoparticles: evolution of magnetic properties in the displacement reaction journal January 2007
Foam-based synthesis of cobalt nanoparticles and their subsequent conversion to CocoreAgshell nanoparticles by a simple transmetallation reaction journal January 2004
Method and apparatus for nanomagnetic manipulation and sensing patent December 2004
Method of forming iron oxide core metal shell nanoparticles patent November 2010
Detection of Ion Channel or Receptor Activitiy patent-application July 2006
Novel composition patent-application November 2006

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