Atta-ur Rahman, M.Iqbal Choudhary, HEJ Research Institute of Chemistry, University of Karachi, Pakistan

• Part 1 Open chain 1,3-stereocontrol: synthetic studies on anti-tumor alkaloids; synthetic studies in the alkaloid field - synthesis of epibatidine; synthetic studies on antitumor antibiotics and enzyme inhibitors; epoxy sulfonate pyranoses, valuable intermediates in carbohydrate syntheses. Part 2 Recent studies on biologically active natural products: novel strategies for the discovery of plant-derived anticancer agents; discovery and characterization of natural product cancer chemopreventive agents; logical approach to structure elucidation of natural compounds; new natural products from indigenous medicinal plants; bioactive compounds fom the leaves and pods of moringa oleifera; new alkaloids and biological activities of Turkish amaryllidiceae plants; malarial vaccine candidate - the nature of the carbohydrate-peptide linkage in the 42-53 KDA glycoprotein; effect of the imidazoline compounds on sympathomimetic responses and its pharmacological implications. (Part contents).