Superparamagnetic iron oxide and chlormethylbenzamido-1, 1'-dioctadecyl-3, 3, 3', 3'-tetramethylindocarbocyanine labeling and tracing bone marrow mesenchymal stem cells 
Dou Xing-kui, Guo Tao, Si Yong-yu, Wan Lin-jun, Huang Qing-qing, Kang Bo
Chinese Journal of Tissue Engineering Research . 2010, (14): 2513 -2517 .  DOI: 10.3969/j.issn.1673-8225.2010.14.009