CJCP     2011 13 (3):  240-243    ISSN: 1008-8830  CN: 43-1301/R Effects of TrkB-BDNF signal pathway on synthesis and secretion of vascular endothelial growth factor in human neuroblastoma cells LI Kun-Xia, LI Ai-Min, ZHANG Ji-Hong Yantai Yuhuangding Hospital Affiliated to Qingdao University School of Medicine, Yantai, Shandong 264000, China. Email: Liaimin 652002@yahoo.com.cn Received: null  Revised: null  Online: null Supporting info