Education Experience 1970-1974 Bachelor of Science Biology Loyola University, Chicago, USA 1975-1977 Bachelor of Science Pharmacy University of Illinois Medical Center, Chicago, US 1977-1981 Doctor of Philosophy Pharmacognosy University of Illinois Medical Center, Chicago, US 1981-1982 Postdoctoral Natural Products Chemistry University of Zuruich, Zurich, CH Professional Experience 2007-2013 Associate Dean for Research and Associate Professo College of Phaermacy, University of Hawaii at Hilo 2007-2007 Vice President, Botanical Science and Regulation Council for Responsible Nutrition 2001-2005 Senior Investigator Merck Research Laboratories, Dept of Natural Products Chemistry 1993-2000 Senior Research Fellow Merck Research Laboratories, Dept. of Natural Products Chemistry 1987-1993 Research Fellow Merck Research Laboratories, Dept. of Natural Products Chemistry 1983-1987 Senior Research Chemist Merck Research Laboratories, Dept. of Natural Products Chemistry 1982-1983 Assistant Professor of Pharmacogbnosy Rutgers University 1978-1980 Registered Pharmacist Meyer Drugs, Chicago 2014- Professor Tianjin university