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Flavonoids and antiulcerogenic activity from Byrsonima crassa leaves extracts

dc.contributor.authorSannomiya, M.
dc.contributor.authorFonseca, V. B.
dc.contributor.authorda Silva, M. A.
dc.contributor.authorRocha, LRM
dc.contributor.authorSantos, Lourdes Campaner dos [UNESP]
dc.contributor.authorHiruma-Lima, C. A.
dc.contributor.authorBrito, ARMS
dc.contributor.authorVilegas, Wagner [UNESP]
dc.contributor.institutionUniversidade Estadual Paulista (Unesp)
dc.contributor.institutionUniversidade Estadual de Campinas (UNICAMP)
dc.date.accessioned2014-05-20T13:49:46Z
dc.date.available2014-05-20T13:49:46Z
dc.date.issued2005-02-10
dc.description.abstractByrsonima crassa Niedenzu (IK) (Malpighiaceae) is used in Brazilian folk medicine for the treatment of diseases related mainly to gastric ulcers. In this study, we evaluated the potential antiulcerogenic effect of three different extracts obtained from the leaves of Byrsonima crassa namely hydromethanolic (80% MeOH), methanolic (MeOH) and chloroformic extracts (CHCl3). The oral administration (250, 500 and 1000 mg/kg) of all the extracts reduced the formation of lesions associated with HCl/ethanol administration in mice. The 80% MeOH extract significantly reduced the incidence of gastric lesions by 74, 78 and 92% at doses of 250,500 and 1000 mg/kg, respectively (P < 0.01). The MeOH extract reduced the ulceration by 93 and 99% only at the doses of 500 and 1000 mg/kg (P < 0.01). The lower gastroprotective action (69%) was observed when animals were treated with CHCl3 extract at the dose of 1000 mg/kg (P < 0.01). Phytochemical investigation of Byrsonima crassa afforded five known substances: quercetin-3-O-beta-D-galactopyranoside, quercetin-3-O-alpha-L-arabinopyranoside, the biflavonoid amentoflavone, (+)-catechin and (-)-epicatechin. The presence of these phenolic compounds may probably explain the antiulcerogenic effect of the extracts of Byrsonima crassa leaves. (C) 2004 Elsevier B.V.. All rights reserved.en
dc.description.affiliationUNESP, Inst Quim, Dept Quim Organ, BR-14800900 Araraquara, SP, Brazil
dc.description.affiliationUniv Estadual Paulista Julio Mesquita Filho, Inst Biociencias, Dept Fisiol, BR-18618000 Botucatu, SP, Brazil
dc.description.affiliationUniv Estadual Campinas, Inst Biol, Dept Fisiol & Biofis, BR-13083970 Campinas, SP, Brazil
dc.description.affiliationUnespUNESP, Inst Quim, Dept Quim Organ, BR-14800900 Araraquara, SP, Brazil
dc.description.affiliationUnespUniv Estadual Paulista Julio Mesquita Filho, Inst Biociencias, Dept Fisiol, BR-18618000 Botucatu, SP, Brazil
dc.format.extent1-6
dc.identifierhttp://dx.doi.org/10.1016/j.jep.2004.09.053
dc.identifier.citationJournal of Ethnopharmacology. Clare: Elsevier Sci Ireland Ltd, v. 97, n. 1, p. 1-6, 2005.
dc.identifier.doi10.1016/j.jep.2004.09.053
dc.identifier.issn0378-8741
dc.identifier.lattes2997610081005613
dc.identifier.lattes3538253640602977
dc.identifier.lattes3814504901386844
dc.identifier.orcid0000-0002-8645-3777
dc.identifier.orcid0000-0003-3032-2556
dc.identifier.urihttp://hdl.handle.net/11449/17751
dc.identifier.wosWOS:000226779500001
dc.language.isoeng
dc.publisherElsevier B.V.
dc.relation.ispartofJournal of Ethnopharmacology
dc.relation.ispartofjcr3.115
dc.relation.ispartofsjr1,150
dc.rights.accessRightsAcesso restritopt
dc.sourceWeb of Science
dc.subjectByrsonima crassapt
dc.subjectantiulcer activitypt
dc.subjectflavonoidspt
dc.subjectMalpighiaceaept
dc.titleFlavonoids and antiulcerogenic activity from Byrsonima crassa leaves extractsen
dc.typeArtigopt
dcterms.licensehttp://www.elsevier.com/about/open-access/open-access-policies/article-posting-policy
dcterms.rightsHolderElsevier B.V.
dspace.entity.typePublication
relation.isOrgUnitOfPublicationbc74a1ce-4c4c-4dad-8378-83962d76c4fd
relation.isOrgUnitOfPublication.latestForDiscoverybc74a1ce-4c4c-4dad-8378-83962d76c4fd
unesp.author.lattes2997610081005613
unesp.author.lattes3538253640602977
unesp.author.lattes3814504901386844[6]
unesp.author.orcid0000-0002-8645-3777[6]
unesp.author.orcid0000-0003-3032-2556[8]
unesp.campusUniversidade Estadual Paulista (UNESP), Instituto de Biociências, Botucatupt
unesp.campusUniversidade Estadual Paulista (UNESP), Instituto de Química, Araraquarapt
unesp.departmentFisiologia - IBBpt
unesp.departmentQuímica Orgânica - IQARpt

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