April 2010

Acylated triterpenoidal saponins and cytokinins from Gleditsia aquatica

Two new bisdesmosidic triterpenoidal saponins acylated with one and two monoterpenoid units; aquaticoside A and B (1 and 2), two new cytokinins, aquaticine A and B (3 and 4), and one known cytokinin; adenosine (5), were isolated from the fruits of Gleditsia aquatica. Their structures were established by means of extensive 1D and 2D NMR studies and chemical degradation. Cytotoxicities (ED50) of various extracts and...

Author(s): Ehab A. Ragab, Mohammed Hosny, Hazem A. Kadry and Hassan A. Ammar

April 2010

Argyreia speciosa Linn. f. : Phytochemistry, pharmacognosy and pharmacological studies

Many herbal remedies have been employed in various medical systems for the treatment and management of different diseases. The plant, Argyreia speciosa Linn.f. (Syn: Argyreia nervosa) belongs to family convolvulaceae has been used in different system of traditional medication for the treatment of diseases and ailments of human beings. It is reported to contain various alkaloids, glycosides, falconoid...

Author(s): Ashish J. Modi, S. S. Khadabadi, U. A. Deokate, I. A. Farooqui, S. L. Deore, M. R. Gangwani