Detection of neural signals with vertically grown single platinum nanowire-nanobud.
J Nanosci Nanotechnol
; 9(11): 6483-6, 2009 Nov.
Article
em En
| MEDLINE
| ID: mdl-19908553
ABSTRACT
We developed a nanoscale neural probing device for in vitro sensing of neural activity. Single vertical platinum (Pt) nanowires were fabricated on a microelectrode array by focused ion beam (FIB)-chemical vapor deposition (CVD) in order to improve the spatial resolution of recording and to minimize damage to the cells. Rat neuroblasts were cultured on the electrode array. Electrodes in contact with cells detected prominent spontaneous electrical activity. Our experiments demonstrate the nanoprobes for the real-time detection of electrophysiological signals in neuronal cells.
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Coleções:
01-internacional
Base de dados:
MEDLINE
Assunto principal:
Platina
/
Potenciais de Ação
/
Nanotecnologia
/
Nanotubos
/
Microeletrodos
/
Neurônios
Tipo de estudo:
Diagnostic_studies
/
Evaluation_studies
Limite:
Animals
Idioma:
En
Revista:
J Nanosci Nanotechnol
Ano de publicação:
2009
Tipo de documento:
Article
País de afiliação:
Estados Unidos