Laccase-based biosensor for determination of acetaminophen

The use of biosensors based on laccase is an interesting alternative for monitoring phenolic compounds in pharmaceutical and environmental analysis. The detection and determination of acetaminophen in pharmaceutical samples, using a biosensor with carbon paste modified with laccase is described. The...

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Detalles Bibliográficos
Autores principales: Cordeiro, Diogo D., Gil, Éric S.
Formato: Articulo Comunicacion
Lenguaje:Inglés
Publicado: 2011
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Acceso en línea:http://sedici.unlp.edu.ar/handle/10915/8187
http://www.latamjpharm.org/resumenes/30/3/LAJOP_30_3_2_13.pdf
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Sumario:The use of biosensors based on laccase is an interesting alternative for monitoring phenolic compounds in pharmaceutical and environmental analysis. The detection and determination of acetaminophen in pharmaceutical samples, using a biosensor with carbon paste modified with laccase is described. The method showed good linearity (r = 0.9954) and low detection and quantification limits (2.4 x 10<sup>-6</sup> mol.L<sup>-1</sup> and 7.9 x 10<sup>-6</sup> mol.L<sup>-1</sup>, respectively). Furthermore, the proposed methodology using an enzyme electrode showed appropriated reproducibility and selectivity.