1. Asan Institute for Life Science, Asan Medical Center, Seoul, Korea
2. Department of Oncology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea
3. Korean Cell Line Bank, Laboratory of Cell Biology, Cancer Research Institute, Seoul National University College of Medicine, Seoul, Korea
4. Gachon Institute of Genome Medicine and Science, Gachon University Gil Hospital, Incheon, Korea