Xiaofeng Zheng, Xueyu Dai, Yanmei Zhao, Qiang Chen, Fei Lu, Deqiang Yao, Quan Yu, Xinping Liu, Chuanmao Zhang, Xiaocheng Gu, Ming Luo
Proc Natl Acad Sci U S A. 2007 May 22; 104(21): 8809–8814. Published online 2007 May 11. doi: 10.1073/pnas.0700480104