1. Department of Clinical Laboratory, Peking Union Medical College Hospital, Beijing, People's Republic of China
2. Department of Biochemistry and Molecular Biology, Beijing Key Laboratory of Protein Posttranslational Modifications and Cell Function, School of Basic Medical Sciences, Peking University Health Science Center, Beijing, People's Republic of China
3. Department of Pathology, Peking Union Medical College Hospital, Beijing, People's Republic of China
4. The State Key Laboratory of Bioactive Substance and Function of Natural Medicines, Beijing Key Laboratory of Drug Target Research and Drug Screen, Institute of Materia Medica, Chinese Academy of Medical Science and Peking Union Medical College, Beijing, People's Republic of China