• Education and Research on Zoonosis

• Studies on Mechanisms of Infectious Diseases and Development of vaccines on the diseases

• Development of vaccines on Salmonella spp based on its attenuation and Development of Vaccine delivery system for the infectious diseases

• Cure and prevention for Animal tumors based on live biological mediator   

• PhD : Veterinary Pathobiology, college of Veterinary Medicine, University of Illinois at Urbana-Champaign, USA, October, 1995.

• MS : Veterinary Clinical Medicine, College of Veterinary Medicine, University of llinois at Urbana-Champaign, USA, October, 1991.

• MS : Veterinary Preventive Medicine, Jeonbuk National University, Korea, March, 1987

• DVM : Veterinary Medicine, Jeonbuk National University, Korea, March, 1985

• 2025 - Present : Vice President of Jeonbuk National University, Korea

• 2013 - 2015 : Director, Jeonbuk National University Diagnostic Center for Animal Diseases, Korea.

• 2011 - 2012 : Dean. College of Veterinary Medicine, Jeonbuk National University, Korea.

• 2009 - Present : Associate Editor. Journal of Veterinary Science (ISSN: 1229-845X). Korea.

• 2009 - Present : Committee of Food Safety. Ministry of Agriculture and Fishary, Korea.

• 2008 - 2010 Director : Bio-Safety Research Institute, Jeonbuk National University, Korea.

• 2004 - Present : Committee of Harmful Microorganisms. Korean Food and Drug Administration, korea.

• 2004 - Present : Committee of Food Hygiene. Ministry of Health and Welfare,

• 2003 - Present : Editorial Board. Foodborne Pathogens and Disease (ISSN: 1535-3141).

• 2002 - 2004 : Director, Biosafety Research Institute, Jeonbuk National University

• 1998 - 1999 : Assistant Professor (Research). Department of Biomedical Sciences, Division of Infectious Diseases, School of Veterinary Medicine, Tufts University, USA. Study on an AIDS-related pathogen, Enterocytozoon bieneusi for the treatment, clinical manifestation, illustration of the pathogenesis, and prevention.

• 1995 - 1999 : Research-faculty. Department of Microbiology, College of Medicine, University of Colorado. USA. Regulation of Diphtheria toxin and identification of DtxR, a global regulator- and iron- dependent promoters and genes from Corynebacterium diphtheriae. Supervisor: Dr. Randall K. Holmes,

• 1989 - 1990 : Veterinary Clinical Microbiologist. Veterinary Clinical medicine, College of Veterinary Medicine, University of Illinois at Urbana-Champaign. USA. Cultivation of various microbial cells, and isolation and identification of microbial pathogens.

Published 319 international papers