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Essential oils of Mentha pulegium and Mentha rotundifolia from Uruguay
Essential oils obtained by hydrodistillation from leaves of Mentha pulegium L. and Mentha rotundifolia (L.) Huds. from Uruguay were analysed by GC-FID and GC-MS. Oxygen-containing monoterpenes were
Trypanocidal and Leishmanicidal Activities of Sesquiterpene Lactones from Ambrosia tenuifolia Sprengel (Asteraceae)
The results shown herein suggest that psilostachyin and peruvin could be considered potential candidates for the development of new antiprotozoal agents against Chagas' disease and leishmaniasis.
Essential oil composition and antimicrobial activity of three Zingiberaceae from S.Tomé e Príncipe.
The essential oil composition of three Zingiberaceae widely used as medicinal aromatic plants from S. Tomé and Príncipe, A. danielli and Z. officinale showed antimicrobial activity against all Gram-positive and Gram-negative bacteria tested, as well as against yeasts and filamentous fungi, using the agar diffusion method.
Antiinflammatory activity of some extracts from plants used in the traditional medicine of North‐African countries (II)
The results support the traditional uses for these plants but indicate that the active principles in the chloroform extracts are probably more active and/or are contained in larger concentrations than the principles inThe polar extracts used in the traditional medicine of North‐African countries.
Immunomodulatory activity and chemical characterisation of sangre de drago (dragon's blood) from Croton lechleri.
Sangre de drago from Croton lechleri showed immunomodulatory activity, which exhibited a potent inhibitory activity on CP and AP of complement system and inhibited the proliferation of activated T-cells and free radical scavenging capacity.