Characterizing proton relaxation times for metallic and magnetic layer-by-layer-coated, DNA-templated nanoparticle chains.
Nanotechnology
; 21(24): 245103, 2010 Jun 18.
Article
en En
| MEDLINE
| ID: mdl-20484793
ABSTRACT
Metallic and superparamagnetic DNA-templated nanoparticle (NP) chains are examined as potential imaging agents. Proton relaxation times (T(1) and T(2)) are measured for DNA nanostructures using nuclear magnetic resonance (NMR) spectroscopy. The layer-by-layer (LBL) method was used to encapsulate the DNA-templated NP chains and demonstrated a change in proton relaxation times. Results from this study suggest that LBL-coated, DNA-templated nanostructures can serve as effective imaging agents for magnetic resonance imaging (MRI) applications.
Texto completo:
1
Colección:
01-internacional
Base de datos:
MEDLINE
Asunto principal:
ADN
/
Cobalto
/
Medios de Contraste
/
Resonancia Magnética Nuclear Biomolecular
/
Nanopartículas del Metal
Idioma:
En
Revista:
Nanotechnology
Año:
2010
Tipo del documento:
Article
País de afiliación:
Estados Unidos