Pharmacognosy in the new millenium: leadfinding and biotechnology

In the past hundred years, synthetic drugs had gradually replaced plant-derived drugs, except for antibiotics and antitumor drugs. Due to the development of experimentation with molecules, new openings and perspectives appear for natural products. Progress in biotechnology, biochemistry and research on metabolism are also the cause of renewed interest in natural resources.This interest is based on growing awareness that a large number of secondary metabolites playing a significant rol...