RNA Interference against Platelet-Derived Growth Factor Receptor α mRNA Inhibits Fibroblast Transdifferentiation in Skin Lesions of Patients with Systemic Sclerosis. - Liu, Tong; Zhang, Jian; Zhang, Jing; Mu, Xin; Su, Hui; Hu, Xiaoding; Liu, Wenli; Zhao, Enbing; Li, Weimin (PLoS ONE, 2013)