1. Department of Genetic Engineering, Sungkyunkwan University, Suwon 16419, Republic of Korea
2. Colorectal Cancer Branch, Research Institute, National Cancer Center, Goyang 10408, Republic of Korea
3. School of Medicine, Keimyung University, Daegu 42601, Republic of Korea
4. Department of Physiology, College of Veterinary Medicine, Chonbuk National University, Iksan 54596, Republic of Korea
5. Department of Obstetrics and Gynecology, Ewha Womans University Mokdong Hospital, Ewha Womans University School of Medicine, Seoul 07985, Republic of Korea