DE TOMMASI , Nunziatina

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Salvia chamaedryoides Cav. (Lamiaceae) is a Mexican species [1] recently introduced in the Ligurian agricultural market as an ornamental plant, and for extractive purposes [2]. The dichloromethane extract of the aerial parts was investigated for its antimicrobial and hypoglycaemic properties with the aid of bioassay-­‐oriented fractionation....

Demethylfruticuline A and fruticuline A, the most abundant compounds from the surface extract of Salvia corrugata Vahl., have shown antibacterial, antitumor and cytotoxic activities. In order to obtain these icetexane diterpenes from in vitro cultures of S. corrugata, protocols were developed for callus production, micropropagation and shoot...

The surface extract of an accession of Psiadia punctulata (DC.) Vatke (Asteraceae) growing in Saudi Arabia was investigated for its phytochemical composition. A bio-guided investigation of the extract led to the isolation of thirteen ent-kaurane and trachylobane diterpenes and seventeen compounds previously described, including nine flavonoids...