Affiliation:
1. Department of Biological Sciences, University of Alabama in Huntsville Huntsville, Alabama 35899, USA
2. Department of Chemistry, University of Alabama in Huntsville Huntsville, Alabama 35899, USA
Abstract
The leaf essential oil of Ocotea tonduzii from Monteverde, Costa Rica has been obtained by hydrodistillation and analyzed by GC-MS. The principal constituents of O. tonduzii leaf oil were the monoterpenes α-pinene (41.4%) and pinene (25.1%) and the sesquiterpenes α-humulene (6.9%), β-caryophyllene (5.8%), and germacrene D (3.8%). O. tonduzii leaf oil was notably cytotoxic on MCF-7, MDA-MB-231, MDA-MB-468, and UACC-257 cells in vitro. The major essential oil components showed cytotoxic activities comparable to doxorubicin ( LC50, 20–70 μg/mL).
Subject
Complementary and alternative medicine,Plant Science,Drug Discovery,Pharmacology,General Medicine
Cited by
10 articles.
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