Acetylcholinesterase Inhibition Activity of Portuguese Thymus Species Essential Oils
2011; Taylor & Francis; Volume: 14; Issue: 2 Linguagem: Inglês
10.1080/0972060x.2011.10643914
ISSN0976-5026
AutoresSusana Dandlen, Maria Graça Miguel, João Duarte, Maria Leonor Faleiro, Maria João Sousa, Ana S. Lima, A. Cristina Figueiredo, José G. Barroso, Luís G. Pedro,
Tópico(s)Phytochemistry and Biological Activities
ResumoAbstract Thymus species are commonly known in Portugal as thyme and they are currently used as culinary herbs, as well as for ornamental, aromatizing and traditional medicinal purposes. The essential oils isolated from the Portuguese Thymus caespititius (Sect. Micantes), T. camphoratus and T. capitellatus (Sect. Thymus, Subsect. Thymastra), T. carnosus, T. zygis subsp. sylvestris and T. zygis subsp. zygis (Sect. Thymus, Subsect. Thymus) were evaluated for acetylcholinesterase inhibition capacity. A great variability in activity was detected in the assayed essential oils, even among oils isolated from a same species with different geographical origins, such as T. caespititius. T. zygis subsp. zygis essential oil showed the strongest acetylcholinesterase inhibition capacity with an IC50 = 1.1μg/ml. Key words: Acetylcholinesterase inhibitionThymusEssential oilsCarvacrolBorneol1,8-Cineole
Referência(s)