Antioxidant compounds are abundantly available in plants and play an important role in scavenging free radicals, thus providing protection to humans against oxidative DNA damage. Mentha spicata Linn., commonly called spearmint, belongs to the family lamiaceae. It was selected in the present study because Mentha extracts have antioxidant properties due to the presence of eugenol, caffeic acid, r...

A comprehensive study on essential oils (EOs) extracted from some Mentha suaveolens L. samples, collected in the countryside of Tarquinia, is reported. In this study, the procedure for essential oil preparation, in terms of harvesting and extraction time, was analyzed in detail for the first time. The GC/MS analysis, carried out on 18 samples, revealed that piperitenone oxide (PO), the main ess...

Hook. f. & Thoms. (Menispermaceae), which is a succulent climbing shrub distributed throughout most of India, has been reported (1). Polysaccharides are often subjected to different chemical modifications in order to gain information on their sequences and possible configurations. Methylation analysis has proven to be valuable in following the outcome of such modifications. The present work inv...