Investigation on electrochemical behavior of peroxidase enzyme in the presence of hydrogen peroxide and 5-aminosalicylic acid

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MetadadosDescriçãoIdioma
Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.creatorUliana, C. V.-
Autor(es): dc.creatorRiccardi, C. S.-
Autor(es): dc.creatorYamanaka, H.-
Data de aceite: dc.date.accessioned2025-08-21T19:55:46Z-
Data de disponibilização: dc.date.available2025-08-21T19:55:46Z-
Data de envio: dc.date.issued2022-04-28-
Data de envio: dc.date.issued2022-04-28-
Data de envio: dc.date.issued2008-01-01-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.26850/1678-4618EQJ.V33.1.2008.P57-62-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/222606-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/222606-
Descrição: dc.descriptionThe electrochemical behavior of the enzyme peroxidase (HRP) was investigated using the hydrogen peroxide as enzymatic substrate and the 5-aminosalicylic acid (5-ASA) as mediator of electrons on graphite electrodes. Several parameters were optimized, namely, the applied potential to the amperometric technique fixed in -0.125V, the 0.1 mol L-1phosphate-citrate buffer at pH 5.0 as supporting electrolyte and the proportion between the 5-ASA and H2O2in 1:7, among others. It was observed the catalysis of the oxidation reaction of the H2O2in the presence of the enzyme HRP and 5- ASA. The oxidation product was reduced in the electrode surface, evidencing a significant increase in the intensity of the cathodic current.-
Descrição: dc.descriptionUniversidade Estadual Paulista Instituto de Química Campus de Araraquara, CP 355, SP-
Descrição: dc.descriptionUniversidade Estadual Paulista Instituto de Química Campus de Araraquara, CP 355, SP-
Formato: dc.format57-62-
Idioma: dc.languagept_BR-
Relação: dc.relationEcletica Quimica-
???dc.source???: dc.sourceScopus-
Palavras-chave: dc.subject5-aminosalicilic acid-
Palavras-chave: dc.subjectGraphite electrode-
Palavras-chave: dc.subjectHydrogen peroxide-
Palavras-chave: dc.subjectPeroxidase-
Título: dc.titleInvestigation on electrochemical behavior of peroxidase enzyme in the presence of hydrogen peroxide and 5-aminosalicylic acid-
Título: dc.titleEstudo do comportamento eletroquímico da enzima peroxidase na presença de peróxido de hidrogênio e ácido 5-aminossalicílico-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

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