4 documents found, page 1 of 1
Cultura e utilização das plantas medicinais e aromáticas
Cunha, A. Proença da; Roque, Odete Rodrigues; Gaspar, NatáliaEste livro divide-se em três capítulos: “A qualidade das plantas medicinais e aromáticas”, “Constituintes activos das plantas medicinais e aromáticas e suas principais acções farmacológicas” e “Fitotecnia das plantas medicinais e aromáticas”. Para além dos capítulos genéricos estão presentes as monografias de 60 taxa, que incluem as mais diversas informações desde características botânicas e ecológicas a aspect...
Supercritical carbon dioxide extraction of tagitinin C from Tithonia diversifolia
Ziémons, E.; Goffin, E.; Lejeune, R.; Cunha, A. Proença da; Angenot, L.; Thunus, L.Different parameters as temperature, pressure, solvent mass and sample granulometry governing the extraction yield of tagitinin C from the aerial parts of Tithonia diversifolia were optimised.; http://www.sciencedirect.com/science/article/B6VMF-4CKFSTG-1/1/55880abbd8579a96e83b2f6066c8deed
Pharmacological properties of Tilia europeæ aqueous: screening anxiolytic/sedat...
Cotrim, M. D.; Figueiredo, I. V.; Cavadas, C.; Cunha, A. Proença da; Caramona, M. M.; Macedo, T. R. A.The extracts or infusions obtained from inflorescences of Tilia europeae have been used in popular medicine as a sedative/anxiolytic drug. The purpose of the present work was to evaluate these possible properties of this extract, by using different behavioural models. The extract, orally administered to mice, prolonged sleeping time, changed the level of anxiety, affected curiosity and locomotor activity and sh...
Essential oils from four Piper species
Martins, A. P.; Salgueiro, L.; Vila, R.; Tomi, F.; Cañigueral, S.; Casanova, J.; Cunha, A. Proença da; Adzet, T.The essential oils from Piper capense, P. nigrum, P. guineense and P. umbellatum from S. Tomé e Príncipe were investigated for the first time. They were analysed by GC, GC-mass spectrometry and 13C NMR. Monoterpene hydrocarbons were the main group of constituents in three of the samples (P. capense, P. nigrum and P. umbellatum), whereas for the other species (P. guineense) phenylpropanoid derivatives were the m...