Affiliation: University of Cagliari
- Marongiu B, Piras A, Porcedda S. Comparative analysis of the oil and supercritical CO(2) extract of Artemisia arborescens L. and Helichrysum splendidum (Thunb.) Less. Nat Prod Res. 2006;20:421-8 pubmed..The HD oil of H. splendidum had a blue color due to the presence of guaiazulene (0.42% vs 0%), whereas the coloration of HD oil of A. arborecens was due to the high concentration of chamazulene (26.64% vs 3.37%). ..
- Marongiu B, Maxia A, Piras A, Porcedda S, Tuveri E, Gonçalves M, et al. Isolation of Crithmum maritimum L. volatile oil by supercritical carbon dioxide extraction and biological assays. Nat Prod Res. 2007;21:1145-50 pubmed..All the oils exhibited significant antifungal activity against dermatophyte strains. The oil with the higher amount of dillapiole (64.2%) was the most active with MIC values ranging from 0.08-0.32 microL mL(-1). ..
- Marongiu B, Porcedda S, Piras A, Rosa A, Deiana M, Dessì M. Antioxidant activity of supercritical extract of Melissa officinalis subsp. officinalis and Melissa officinalis subsp. inodora. Phytother Res. 2004;18:789-92 pubmed..officinalis and M. inodora extracts showed an antioxidant activity, and no significant differences in their efficacy were observed. None showed any prooxidant activity...