Please use this identifier to cite or link to this item: http://hdl.handle.net/10400.3/2939
Title: A new natural spiro heterocyclic compound and the cytotoxic activity of the secondary metabolites from Juniperus brevifolia leaves
Author: Moujir, Laila M.
Seca, Ana M. L.
Araujo, Liliana
Silva, Artur M. S.
Barreto, Maria do Carmo
Keywords: 3,4-Dehydrotheaspirone
Cupressaceae
Juniperus brevifolia
Diterpenes
Cytotoxicity
Antimicrobial Activity
Issue Date: Mar-2011
Publisher: Elsevier
Citation: Moujir, Laila M.; Seca, Ana M.L.; Araujo, Liliana; Silva, Artur M.S.; Barreto, M. Carmo (2011). "A new natural spiro heterocyclic compound and the cytotoxic activity of the secondary metabolites from Juniperus brevifolia leaves", Fitoterapia, 82(2), 225-229. DOI: 10.1016/j.fitote.2010.10.001.
Abstract: A new natural spiro compound 3,4-dehydrotheaspirone 1 and the known arctiol [1β,6α-dihydroxy-4(14)-eudesmene] 2 were isolated from Juniperus brevifolia. Arctiol is reported for the first time in the Juniperus genus. Their structures were established by 1D, and 2D NMR and MS spectra. Antimicrobial and cytotoxic activities of 1 and several secondary metabolites 3,4,5,6,7,8,9,10,11,12 previously isolated by our group from J. brevifolia were evaluated and some SAR has been established. The 18-hydroxydehydroabietane displayed great antiproliferative activity against cancer cell lines tested, namely HeLa, A-549 and MCF-7. Compound also presented a significant bactericidal effect against Bacillus cereus at different concentrations tested.
Description: Copyright © 2010 Elsevier B.V. All rights reserved.
Peer review: yes
URI: http://hdl.handle.net/10400.3/2939
ISSN: 0367-326X (Print)
1873-6971 (Online)
Publisher Version: http://dx.doi.org/10.1016/j.fitote.2010.10.001
Appears in Collections:DCFQE - Artigos em Revistas Internacionais / Articles in International Journals

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