Covalent immobilization of cholesterol oxidase on self-assembled gold nanoparticles for highly sensitive amperometric detection of cholesterol in real samples

Biosensors and Bioelectronics

Volumn 26, Issue 6, 2011, Pages 3037-3043

  Saxena, Urmila ^a   Chakraborty, Mitun ^a   Goswami, Pranab ^a  

^a INDIAN INSTITUTE OF TECHNOLOGY GUWAHATI   (India)

Author keywords

Bioelectrode; Biosensor; Cholesterol oxidase; Covalent immobilization; Gold nanoparticles

Indexed keywords

11-MERCAPTOUNDECANOIC ACID; AMPEROMETRIC DETECTION; ASSEMBLY PROCESS; BIOELECTRODE; CARBOXYL GROUPS; CHOLESTEROL BIOSENSOR; CHOLESTEROL OXIDASE; COVALENT IMMOBILIZATION; DETECTION LIMITS; ELECTROCATALYTIC ACTIVITY; ELECTRODE SURFACES; FABRICATION PROCEDURE; FUNCTIONALIZATIONS; GOLD ELECTRODES; GOLD NANOPARTICLE FILMS; GOLD NANOPARTICLES; HIGH SENSITIVITY; HIGHLY SENSITIVE; HUMAN SERUM; LIGAND CHEMISTRY; LINEAR RESPONSE; MICHAELIS-MENTEN CONSTANT; N-HYDROXYSUCCINIMIDE; REAL SAMPLES; SELECTIVE DETERMINATION; SELF-ASSEMBLED;

ATOMIC FORCE MICROSCOPY; ATOMIC SPECTROSCOPY; BIOSENSORS; CHOLESTEROL; CYCLIC VOLTAMMETRY; ELECTROCHEMICAL CORROSION; ELECTROCHEMICAL IMPEDANCE SPECTROSCOPY; ELECTRODES; ENZYME IMMOBILIZATION; FABRICATION; FUNCTIONAL GROUPS; GOLD; GOLD DEPOSITS; METALLIC FILMS; NANOPARTICLES;

GOLD COATINGS;

1 (3 DIMETHYLAMINOPROPYL) 3 ETHYLCARBODIIMIDE; 1,6 HEXANEDITHIOL; 11 MERCAPTOUNDECANOIC ACID; CARBOXYL GROUP; CHOLESTEROL; CHOLESTEROL OXIDASE; GOLD NANOPARTICLE; N HYDROXYSUCCINIMIDE; THIOL DERIVATIVE; UNCLASSIFIED DRUG; UNDECANOIC ACID;

AMPEROMETRIC BIOSENSOR; AMPEROMETRY; ARTICLE; ATOMIC FORCE MICROSCOPY; CATALYSIS; CHEMICAL MODIFICATION; CYCLIC POTENTIOMETRY; ELECTROCHEMICAL IMPEDANCE SPECTROSCOPY; ELECTRODE; ENZYME IMMOBILIZATION; LIPID ANALYSIS; MICHAELIS MENTEN KINETICS; SURFACE PROPERTY;

BIOSENSING TECHNIQUES; BLOOD CHEMICAL ANALYSIS; CHOLESTEROL; CHOLESTEROL OXIDASE; DIELECTRIC SPECTROSCOPY; ELECTROCHEMICAL TECHNIQUES; ENZYMES, IMMOBILIZED; GOLD; HUMANS; LIMIT OF DETECTION; METAL NANOPARTICLES; MICROSCOPY, ATOMIC FORCE; NANOTECHNOLOGY;

EID: 78651355102     PISSN: 09565663     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.bios.2010.12.009     Document Type: Article

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