1. Natural Products Research
Laboratories,
UNC Eshelman School of Pharmacy, University of North Carolina, Chapel Hill, North Carolina 27599-7568, United
States
2. Cell and Developmental
Biology,
School of Medicine, University of North Carolina, Chapel Hill, North Carolina 27599-7090, United States
3. Division of Chemical Biology & Medicinal Chemistry, UNC Eshelman School of Pharmacy, University of North Carolina, Chapel Hill, North Carolina 27599-7568, United States
4. Chinese Medicine Research and
Development Center, China Medical University and Hospital, Taichung, Taiwan