1. Department of Food Science and Nutrition, Pusan National University, Busan 609-735, Korea.
2. Kimchi Research Institute, Pusan National University, 2, Busandaehak-ro 63 Beon-gil, Geumjeong, Busan 609-735, Korea.
3. Daesang R&D, Icheon, Gyeonggi 467-813, Korea.