Cellular Pathobiology Section – Staff Staff of the Cellular Pathobiology Section. Tsung-Ping Su, Ph.D. Chief, Cellular Pathobiology Section TSU@intra.nida.nih.gov Hsiang-En Wu, Ph.D. Staff Scientist, Cellular Pathobiology Section hsiang-en.wu@nih.gov Yuko Yasui, Ph.D Staff Scientist, Cellular Pathobiology Section Yuko.yasui@nih.gov Simon Couly, Ph.D. Postdoctoral Fellow, Cellular Pathobiology Section Simon.couly@nih.gov Chia-Ling Hsu Special Volunteer, Cellular Pathobiology Section chia-ling.hsu@nih.gov