1. Center of Smart Laboratory and Molecular Medicine Medical College Chongqing University Chongqing 400044 P. R. China
2. Key Laboratory of Biorheological Science and Technology State and Local Joint Engineering Laboratory for Vascular Implants Ministry of Education College of Bioengineering Chongqing University Chongqing 400044 P. R. China
3. Department of Clinical Laboratory Peking University People's Hospital Beijing 100044 P. R. China
4. Department of Clinical Medical Laboratory Science Southwest Hospital Third Military Medical University Chongqing 400038 P. R. China
5. The Nanoscience Centre University of Cambridge Cambridge CB3 0FF UK