Magnetic and gold-coated magnetic nanoparticles as a DNA sensor

GK Kouassi, J Irudayaraj - Analytical Chemistry, 2006 - ACS Publications
In this study, we report the chemical synthesis and functionalization of magnetic and gold-
coated magnetic nanoparticles and the immobilization of single-stranded biotinylated …

Covalent binding of streptavidin on gold magnetic nanoparticles for bead array fabrication

S Li, H Liu, N He - Journal of Nanoscience and …, 2010 - ingentaconnect.com
In this study, we report the chemical synthesis and functionalization of streptavidin coated
gold magnetic nanoparticles (GMNPs) and the immobilization of single-stranded biotinylated …

An integrated and sensitive detection platform for biosensing application based on Fe@ Au magnetic nanoparticles as bead array carries

H Liu, S Li, L Liu, L Tian, N He - Biosensors and Bioelectronics, 2010 - Elsevier
A sensitive and selective biosensor platform suited for SNP type using Fe@ Au magnetic
nanoparticles (GMNPs) to fabricate bead array is described. This new platform integrates the …

Synthesis of cobalt ferrite core/metallic shell nanoparticles for the development of a specific PNA/DNA biosensor

M Pita, JM Abad, C Vaz-Dominguez, C Briones… - Journal of colloid and …, 2008 - Elsevier
Controlled synthesis of cobalt ferrite superparamagnetic nanoparticles covered with a gold
shell has been achieved by an affinity and trap strategy. Magnetic nanoparticles are …

Detecting minimal traces of DNA using DNA covalently attached to superparamagnetic nanoparticles and direct PCR-ELISA

M Fuentes, C Mateo, A Rodriguez, M Casqueiro… - Biosensors and …, 2006 - Elsevier
A single bond covalent immobilization of aminated DNA probes on magnetic particles
suitable for selective molecular hybridization of traces of DNA samples has been developed …

Homogeneous detection of nucleic acids based upon the light scattering properties of silver-coated nanoparticle probes

X Xu, DG Georganopoulou, HD Hill… - Analytical …, 2007 - ACS Publications
Herein we report the development of a simple, rapid, homogeneous, and sensitive detection
system for DNA based on the scattering properties of silver-amplified gold nanoparticle …

DNA-iron oxide nanoparticles conjugates: Functional magnetic nanoplatforms in biomedical applications

JR Sosa‑Acosta, C Iriarte‑Mesa, GA Ortega… - … for Electrochemical and …, 2020 - Springer
The use of magnetic nanoparticles (MNPs), such as iron oxide nanoparticles (IONPs), in
biomedicine is considered to be a valuable alternative to the more traditional materials due …

Sensitive molecular diagnostics using volume-amplified magnetic nanobeads

M Strömberg, J Göransson, K Gunnarsson… - Nano …, 2008 - ACS Publications
In this letter, we demonstrate a new principle for diagnostics based on DNA sequence
detection using single-stranded oligonucleotide tagged magnetic nanobeads. The target …

Manipulation and extraction of genomic DNA from cell lysate by functionalized magnetic particles for lab on a chip applications

SW Yeung, IM Hsing - Biosensors and Bioelectronics, 2006 - Elsevier
A novel approach for extracting living cells' genomic DNA materials utilizing functionalized
magnetic particles (MPs) is reported in this investigation. This strategy is amenable to …

Magnetic field-assisted DNA hybridisation and simultaneous detection using micron-sized spin-valve sensors and magnetic nanoparticles

DL Graham, HA Ferreira, N Feliciano, PP Freitas… - Sensors and Actuators B …, 2005 - Elsevier
Specifically designed on-chip microfabricated current-carrying metallic lines were used to
generate local magnetic field gradients to facilitate the rapid focusing and hybridisation of …