1. Department of Dermatology, Affiliated Hospital of Guangdong Medical College, Zhanjiang, China
2. Department of Dermatology, Xijing Hospital, Fourth Military Medical University, Xi'an, China
3. The Helmholtz Sino-German Research Laboratory for Cancer, Department of Pathology, Tangdu Hospital, the Fourth Military Medical University, Xi'an, China
4. Key Laboratory of Gastrointestinal Pharmacology of Chinese Materia Medica of the State Administration of Traditional Chinese Medicine, Department of Pharmacology, School of Pharmacy, Fourth Military Medical University, Xi'an, China
5. Department of Laboratory Diagnostic, Changhai Hospital, Second Military Medical University, Shanghai, China