Institution: | a Department of Life Science, College of Natural Science, Daejin University, Pochen, Kyungkido, Republic of Korea b Division of Digestive Diseases, David Geffen School of Medicine, University of California Los Angeles, Los Angeles, CA, USA c Division of Gastroenterology, Beth Israel Deaconess Medical Center, Harvard Medical School, Dana 501, 330 Brookline Ave., Boston, MA 02215, USA |