Diverse expression patterns of microRNA-155 between bone marrow-derived M1 and M2 macrophages  
Liang Yan-bing, Wang Zhong-hua, Tang Hao, Ma Zhong-fu
Chinese Journal of Tissue Engineering Research . 2012, (10): 1866 -1870 .  DOI: 10.3969/j.issn.1673-8225.2012.10.034