1. Institute
of Basic Medical Sciences, Chinese Academy of Medical Sciences, School of Basic Medicine, Peking Union Medical College, 5 Dongdan Santiao Beijing, 100005 P. R. China
2. Department
of Laboratory Medicine, Peking Union Medical College Hospital, Chinese Academy of Medical Sciences, and Peking Union Medical College, 1 Shuaifuyuan Beijing, 100730 P. R. China