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Terpenóides e avaliação do potencial antimalárico, larvicida, anti-radicalar e anticolinesterásico de Pouteria venosa (Sapotaceae) / Terpenoids and evaluation of the antimalarial, larvicidal, anti-radicalar and anticholinesterase potential of Pouteria venosa (Sapotaceae)
Montenegro, Livya Holanda M; Oliveira, Patrícia Emanuella S; Conserva, Lucia M; Rocha, Eliana Maria M; Brito, Ana Cristina; Araújo, Renata M; Trevisan, Maria Teresa S; Lemos, Rosangela P. Lyra.
  • Montenegro, Livya Holanda M; s.af
  • Oliveira, Patrícia Emanuella S; s.af
  • Conserva, Lucia M; s.af
  • Rocha, Eliana Maria M; s.af
  • Brito, Ana Cristina; s.af
  • Araújo, Renata M; s.af
  • Trevisan, Maria Teresa S; s.af
  • Lemos, Rosangela P. Lyra; s.af
Rev. bras. farmacogn ; 16(supl): 611-617, dez. 2006. tab
Article in Portuguese | LILACS | ID: lil-571016
RESUMO
O presente trabalho descreve o isolamento de quatro triterpenos (taraxerol, ácido ursólico, ácido 3b,19a,23-triidroxiurs-12-en-28-óico e ácido 2a,3a,19a,23-tetraidroxiurs-12-en-28-óico) e um fitoesteróide (espinasterol), bem como a avaliação do potencial antimalárico (cepa NK-65 do Plasmodium berghei), larvicida (larvas do 4º instar do Aedes aegypti), anti-radicalar (2,2-difenil-1-picril-hidrazila, DPPH) e anticolinesterásico de extratos das folhas, cascas do caule e caule de Pouteria venosa (Mart.) Baehni. Todos os compostos isolados estão sendo descritos pela primeira vez nesta espécie e foram identificados com base na análise de dados espectrais (IV e RMN, incluindo APT e DEPT), bem como pela comparação com dados descritos na literatura.
ABSTRACT
This work describes the isolation of four triterpenes (taraxerol, ursolic acid, 3b,19a,23-trihydroxyurs-12-en-28-oic acid and 2a,3a,19a,23-tetrahydroxyurs-12-en-28-oic acid) and a phytosteroid (spinasterol), as well as a preliminary evaluation of antimalarial (NK-65 strains of Plasmodium berghei), larvicidal (4th instar of Aedes aegypti), anti-radicalar (2,2-diphenyl-1-pycryl-hydrazyl, DPPH) and anticholinesterase activities of Pouteria venosa (Mart.) Baehni extracts from leaves, stem barks and stems. All isolated compounds are being described for the first time in this species and were identified on basis of the spectral data (IR and NMR, including APT, DEPT), as well as by comparison with literature data.


Full text: Available Index: LILACS (Americas) Language: Portuguese Journal: Rev. bras. farmacogn Journal subject: Pharmacy Year: 2006 Type: Article

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Full text: Available Index: LILACS (Americas) Language: Portuguese Journal: Rev. bras. farmacogn Journal subject: Pharmacy Year: 2006 Type: Article