Antimicrobial diterpene from the brazilian termite nasutitermes macrocephalus (Isoptera: Termitidae: Natutitermitinae)

Registro completo de metadados
MetadadosDescriçãoIdioma
Autor(es): dc.creatorde la Cruz, Márcia N. S.-
Autor(es): dc.creatorSantos Júnior, Helvécio M. dos-
Autor(es): dc.creatorOliveira, Denilson F.-
Autor(es): dc.creatorRezende, Claudia M.-
Data de aceite: dc.date.accessioned2026-02-09T12:49:29Z-
Data de disponibilização: dc.date.available2026-02-09T12:49:29Z-
Data de envio: dc.date.issued2018-07-27-
Data de envio: dc.date.issued2018-07-27-
Data de envio: dc.date.issued2018-03-
Fonte completa do material: dc.identifierhttps://repositorio.ufla.br/handle/1/29787-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/capes/1168982-
Descrição: dc.descriptionTermites are insects with a complex social organization on castes among which soldiers are the only responsible for the colony defense. The soldiers of the Nasutitermes genus use chemical defense, which comprises a mixture of mono, sesqui and mainly diterpenes. The new diterpene 2b,3a-dihydroxy-trinervita-1(15),11-diene, found in Nasutitermes macrocephalus, was isolated using preparative high performance liquid chromatography (HPLC) and identified by gas chromatography-mass spectrometry (GC-MS) and nuclear magnetic resonance (NMR) techniques. The absolute stereochemistry determined was supported by ab initio calculations and by comparison of the experimental circular dichroism data with the theoretical results. The isolated diterpene was evaluated against the bacteria Staphylococcus aureus (Gram-positive) and Escherichia coli (Gram-negative), and the fungi Candida albicans and Aspergillus brasiliensis. The isolated diterpene presented minimal inhibitory concentrations of 62.5 and 62.5 µg mL-1 against S. aureus and C. albicans, respectively.-
Formato: dc.formatapplication/pdf-
Idioma: dc.languageen-
Publicador: dc.publisherSociedade Brasileira de Química-
Direitos: dc.rightsacesso aberto-
Direitos: dc.rightshttp://creativecommons.org/licenses/by/4.0/-
Direitos: dc.rightshttp://creativecommons.org/licenses/by/4.0/-
???dc.source???: dc.sourceJournal of the Brazilian Chemical Society-
Palavras-chave: dc.subjectNasutitermes macrocephalus-
Palavras-chave: dc.subjectBiological activities-
Palavras-chave: dc.subjectStereochemistry-
Palavras-chave: dc.subjectAtividades biológicas-
Palavras-chave: dc.subjectEstereoquímica-
Título: dc.titleAntimicrobial diterpene from the brazilian termite nasutitermes macrocephalus (Isoptera: Termitidae: Natutitermitinae)-
Tipo de arquivo: dc.typeArtigo-
Aparece nas coleções:Repositório Institucional da Universidade Federal de Lavras (RIUFLA)

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