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Phytochemicals in Rubus ulmifolius Schott metanol/water extracts and its antifungal properties against Candida species

dc.contributor.authorMartins, Natália
dc.contributor.authorBarros, Lillian
dc.contributor.authorOliveira, Sónia
dc.contributor.authorCarvalho, Ana Maria
dc.contributor.authorHenriques, Mariana
dc.contributor.authorFerreira, Isabel C.F.R.
dc.date.accessioned2015-11-04T11:47:22Z
dc.date.available2015-11-04T11:47:22Z
dc.date.issued2014
dc.description.abstractThe use of medicinal plants is an ancient practice, in part due to the evidenced richness in phytotherapeutic properties [l]. Currently, a wide variety of studies have been carried out, towards the investigation of these natural matrices, clarifying effects, health benefits and even mechanism of action of some of their bioactive compounds, namely phenolic compounds [2,3]. In parallel with these advances, an increasing incidence of opportunistic fungal infections has been observed, associated with development of antimicrobial drugs-resistant by the microorganisms [ 4]. In this sense, alternatives to the current antifungal drugs are necessary. In this work, the antifungal potential of Rubus ulmifolius Schott (Rosaceae) methanol! water (80:20, v!v) extract, prepared from flower buds, was evaluated against nineteen Candida strains, belonging to the species C. albicans, C. glabrata, C. parapsilosis and C. tropicalis, by using the disc diffusion halo assay. The obtained results were expressed as inhibition zones (mm). R. ulmifolius extract was effective against eleven Candida strains, maintaining the inhibitory effect at 24h, 48h and even 72h. At the tested concentration (SO mg/mL), the inhibition zones ranged between 9-15 mm for C. albicans, 16-19 mm for C. glabrata (16-19 mm) and 9-10 mm for C. parapsilosis. Regarding C. tropicalis, only impairment on the cellular growth was observed. The most abundant compounds found in the extract were ellagitannin derivatives, such as a sanguiin H -10 isomer and lambertianin C. Besides ellagitannins, flavonoids such as quercetin and kaempferol based flavonol conjugates were also found, being quercetin 3-0-glucuronide and quercetin 3-0-glucoside the most abundant [5].pt_PT
dc.identifier.citationMartins, Natália; Barros, Lillian; Oliveira, Sónia; Carvalho, Ana Maria; Henriques, Mariana; Ferreira, Isabel C.F.R. (2014). Phytochemicals in Rubus ulmifolius Schott metanol/water extracts and its antifungal properties against Candida species. In XX Encontro Luso-Galego de Química. Porto. ISBN 978-989-98541-7-8pt_PT
dc.identifier.isbn978-989-98541-7-8
dc.identifier.urihttp://hdl.handle.net/10198/12265
dc.language.isoengpt_PT
dc.peerreviewedyespt_PT
dc.relationPEst-OE/AGUI0690/2011pt_PT
dc.relationPLANTAS MEDICINAIS A UTILIZAR EM FITOTERAPIA COMO ANTI-FÚNGICOS: EFEITO DE COMPOSTOS FENÓLICOS NO CRESCIMENTO DE ESPÉCIES DE CANDIDA EM SUSPENSÃO E EM BIOFILMES
dc.rights.urihttp://creativecommons.org/licenses/by/4.0/pt_PT
dc.titlePhytochemicals in Rubus ulmifolius Schott metanol/water extracts and its antifungal properties against Candida speciespt_PT
dc.typeconference object
dspace.entity.typePublication
oaire.awardTitlePLANTAS MEDICINAIS A UTILIZAR EM FITOTERAPIA COMO ANTI-FÚNGICOS: EFEITO DE COMPOSTOS FENÓLICOS NO CRESCIMENTO DE ESPÉCIES DE CANDIDA EM SUSPENSÃO E EM BIOFILMES
oaire.awardURIinfo:eu-repo/grantAgreement/FCT//SFRH%2FBD%2F87658%2F2012/PT
oaire.citation.titleXX Encontro Luso-Galego de Químicapt_PT
person.familyNameBarros
person.familyNameCarvalho
person.familyNameFerreira
person.givenNameLillian
person.givenNameAna Maria
person.givenNameIsabel C.F.R.
person.identifier469085
person.identifierID G-7399-2011
person.identifier144781
person.identifier.ciencia-id9616-35CB-D001
person.identifier.ciencia-idD31A-35AF-E2A9
person.identifier.ciencia-id9418-CF95-9919
person.identifier.orcid0000-0002-9050-5189
person.identifier.orcid0000-0001-5508-5935
person.identifier.orcid0000-0003-4910-4882
person.identifier.ridJ-3600-2013
person.identifier.ridE-8500-2013
person.identifier.scopus-author-id35236343600
person.identifier.scopus-author-id20336503900
person.identifier.scopus-author-id36868826600
project.funder.identifierhttp://doi.org/10.13039/501100001871
project.funder.nameFundação para a Ciência e a Tecnologia
rcaap.rightsopenAccesspt_PT
rcaap.typeconferenceObjectpt_PT
relation.isAuthorOfPublication3af07ffe-f914-48ba-a5d5-efcf70fdce01
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