Flk-1+ bone marrow mesenchymal stem cell transplantation upregulates interleukin-6 level: Whether it simultaneously aggravates collagen-induced arthritis in mice?
Chen Bin, Huang Shan, Hu Jian-li, Sun Zhao, Han Qin, Song Zeng-xuan, Zhao Chun-hua
Chinese Journal of Tissue Engineering Research . 2010, (6): 1058 -1063 .  DOI: 10.3969/j.issn.1673-8225.2010.06.022