Label-free electrochemical recognition of DNA hybridization by means of modulation of the feedback current in SECM

Angewandte Chemie - International Edition

Volumn 43, Issue 26, 2004, Pages 3482-3485

  Turcu, Florin ^a   Schulte, Albert ^a   Hartwich, Gerhard ^b   Schuhmann, Wolfgang ^a  

^a RUHR UNIVERSITY BOCHUM   (Germany)

^b FRIZ Biochem GmbH   (Germany)

Author keywords

DNA recognition; Electrostatic interactions; Scanning probe techniques; SECM; Surface analysis

Indexed keywords

DIFFUSION; ELECTROCHEMISTRY; FEEDBACK; PHOSPHATES;

HYBRIDIZATION; MICROARRAYS; REDOX MEDIATOR; SCANNING ELECTROCHEMICAL MICROSCOPY (SECM);

DNA;

OLIGONUCLEOTIDE; PHOSPHATE;

AMPEROMETRY; ARTICLE; DNA HYBRIDIZATION; DNA MICROARRAY; ELECTROCHEMISTRY; FEEDBACK SYSTEM; MOLECULAR INTERACTION; SCANNING ELECTROCHEMICAL MICROSCOPY;

BASE SEQUENCE; DNA PROBES; ELECTROSTATICS; MICROSCOPY, ELECTRON, SCANNING; MOLECULAR SEQUENCE DATA; OLIGONUCLEOTIDE ARRAY SEQUENCE ANALYSIS;

EID: 4544263665     PISSN: 14337851     EISSN: None     Source Type: Journal    
DOI: 10.1002/anie.200454228     Document Type: Article

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39. Efficiency of hybridization for the given experimental conditions (temperature, buffer composition, concentration of target, time of exposure) was confirmed by comparative fluorescence measurements (not shown).