1. Key laboratory of Leather Chemistry and engineering, Ministry of Education and College of Light Industry, Textile & Food Engineering, Sichuan University, Chengdu 610065, PR China
2. Department of Pharmaceutical and Biological Engineering, College of Chemical Engineering, Sichuan University, Chengdu, Sichuan 610065, PR China
3. Institute of Medicinal Biotechnology, Chinese Academy of Medical Sciences & Peking Union Medical College, Beijing 100050, PR China
4. Sichuan Industrial Institute of Antibiotics, Chengdu University, No. 168 Zhonghe Rd, Longtan Urban Industry Concentrate Zone, 2nd Section, East 3rd Rd, Chengdu, Sichuan 610052, China