1. School of Materials Science and Engineering, Tianjin Key Laboratory of Composite and Functional Materials, Tianjin University, Tianjin 300072, China
2. First Teaching Hospital of Tianjin University of Traditional Chinese Medicine, Tianjin 300193, China
3. Tianjin State Key Laboratory of Modern Chinese Medicine, Tianjin University of Traditional Chinese Medicine, Tianjin 300193, China
4. Charles Institute of Dermatology, School of Medicine, University College Dublin, Belfield, Dublin D04 V1W8, Ireland