Development of mechanisms and treatments for nerve cell damage death, utilization of nerve stem cells, and development of protein element diagnosis kits.

1982~2011 Professor at Seoul National University College of Pharmacy.
1983~ Ministry of Food and Drug Safety Central Pharmacist Review Committee
1994~1995 The Ministry of Science-Technology R&D Planning Advisory Committee.
1995~1997 Director of the General Pharmacy Research Institute at Seoul National University College of Pharmacy.
1996~1998 International Brain Research Organization (IBRO) Academic Committee of the Asian Regional General Assembly.
1997 Prime Minister's Office Medical Reform Committee
1998 University of Illinois at Chicago Presidential Committee Member
2000~ Pharmacology (Karger) editor-in-chief
2000 Chairman of The Korean Society For Brain And Neural Science
2003~2004 President of the Pharmaceutical Literature Division of the Korean Pharmaceutical Association.
2004 Chairman of the Korean Society of Applied Pharmacology
2005~2006 Chairman of The Korean Brain Society
2008~ The Korean Academy of Science and Technology, Science and Technology Committee.
2011~ Seoul National University Emeritus Professor
2011~ Professor and dean of the College of Pharmacy at Cha Medical University.

1993 Presidential citation.
1993 Korean Pharmacist Review Award.
1999 Academic Main Award of the Korean Applied Pharmaceutical Association.
2002 Korea Federation of Science and Technology Organizations Best Paper Award
2005 Academic Award of the Korean Pharmaceutical Association.
2011 Ministry of Education, Science and Technology Service Merit Medical.
2012 Korean Pharmaceutical Association Pharmaceutical Education Award.