Free radical scavenging profile and myeloperoxidase inhibition of extracts from antidiabetic plants: Bauhinia forficata and cissus sicyoides

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Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.creatorKhalil, Najeh M.-
Autor(es): dc.creatorPepato, Maria T.-
Autor(es): dc.creatorBrunetti, Iguatemy L.-
Data de aceite: dc.date.accessioned2025-08-21T18:32:06Z-
Data de disponibilização: dc.date.available2025-08-21T18:32:06Z-
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/10.4067/S0716-97602008000200006-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/225409-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/225409-
Descrição: dc.descriptionThere is abundant evidence that reactive oxygen species are implicated in several physiological and pathological processes. To protect biological targets from oxidative damage, antioxidants must react with radicals and other reactive species faster than biological substrates do. The aim of the present study was to determine the in vitro antioxidant activity of aqueous extracts from leaves of Bauhinia forficata Link (Fabaceae - Caesalpinioideae) and Cissus sicyoides L. (Vitaceae) (two medicinal plants used popularly in the control of diabetes mellitus), using several different assay systems, namely, 2,2′-azino-bis(3- ethylbenzothiazoline-6-sulfonic acid) (ABTS) decolorization, superoxide anion radical (O2 •-) scavenging and myeloperoxidase (MPO) activity. In the ABTS assay for total antioxidant activity, B. forficata showed IC50 = 8.00±0.07 μg/mL, while C. sicyoides showed IC50 = 13.0±0.2 μg/mL. However, the extract of C. sicyoides had a stronger effect on O2 •- (IC50 = 60.0±2.3 μg/mL) than the extract of B. forficata (IC50 = 90.0±4.4 μg/mL). B. forficata also had a stronger inhibitory effect on MPO activity, as measured by guaiacol oxidation, than C. sicyoides. These results indicate that aqueous extracts of leaves of B. forficata and C. sicyoides are a potential source of natural antioxidants and may be helpful in the prevention of diabetic complications associated with oxidative stress.-
Descrição: dc.descriptionClinical Analysis Department School of Pharmaceutical Sciences Araraquara-UNESP - São Paulo State University, Rua Expedicionários do Brasil n. 1621, Araraquara - SP 14801-902-
Descrição: dc.descriptionClinical Analysis Department School of Pharmaceutical Sciences Araraquara-UNESP - São Paulo State University, Rua Expedicionários do Brasil n. 1621, Araraquara - SP 14801-902-
Formato: dc.format165-171-
Idioma: dc.languageen-
Relação: dc.relationBiological Research-
???dc.source???: dc.sourceScopus-
Palavras-chave: dc.subjectABTS decolorization assay-
Palavras-chave: dc.subjectAntioxidant activity-
Palavras-chave: dc.subjectSuperoxide anion scavenging activity-
Título: dc.titleFree radical scavenging profile and myeloperoxidase inhibition of extracts from antidiabetic plants: Bauhinia forficata and cissus sicyoides-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

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