DNA-based surface plasmon resonance biosensor for enrofloxacin

  • A DNA-based surface plasmon resonance biosensor for enrofloxacin was developed. Heating denatured DNA immobilized on the gold-coated glass surface was exploited. The immobilization was performed by a layer-by-layer co-deposition with a cationic polymer. The sensor performance was tested with real biological probes. Direct and simple determination of enrofloxacin in milk samples was demonstrated. The sensor response obeys Langmuir binding isotherm being almost linear until about 20 µg per mL. The detection limit in milk samples was estimated to be 3 µg per mL.

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Author: Limin Cao, Hong Lin, Vladimir M. MirskyORCiDGND
DOI:https://doi.org/10.1016/j.aca.2007.02.034
ISSN:0003-2670
Title of the source (English):Analytica Chimica Acta
Document Type:Scientific journal article peer-reviewed
Language:English
Year of publication:2007
Tag:Biosensor; Enrofloxacin; Fluoroquinolones; Layer-by-layer deposition; Nucleic acid; Surface plasmon resonance
Volume/Year:589
Issue number:1
First Page:1
Last Page:5
Faculty/Chair:Fakultät 2 Umwelt und Naturwissenschaften / FG Nanobiotechnologie
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