1. Key Laboratory of Marine Drugs, Ministry of Education, School of Medicine and Pharmacy, Ocean University of China, Qingdao 266071, P. R. China
2. Medical Systems Biology Center for Complex Diseases, Affiliated Hospital of Qingdao University, Qingdao 266003, P. R. China
3. Department of Gynecology and Obstetrics, Geneva University Hospitals and University of Geneva, Geneva 14, Switzerland
4. Laboratory for Marine Drugs and Bioproducts of Qingdao National of Laboratory for Marine Science and Technology, Qingdao 266003, P. R. China