56 страниц. 2014 год. LAP Lambert Academic Publishing The need for new and safe bioactive compounds to provide aid and comfort in all aspects of mankind’s life is ever increasing. Emergence of new diseases, appearance of life threatening viruses, management of post operative complication in patient with organ transplantation, are some of the challenges in front of scientists. This situation has forced scientists to explore different natural sources for the safe and potent agents to meet the challenges of 21st century.