国家教育部博士点新教师基金20090162120064;国家自然科学基金30371833;湖南省中医药管理局项目210046;中南大学青年教师助推项目2011QNZT137@@@@the Ph.D. Programs Foundation of Ministry of Education of China, No.20090162120064;the National Natural Science Foundation of China, No.30371833;the Projects of Hunan Province Administration of Traditional Chinese Medicine, No.210046;Young Teacher Boosting Project of Central South University, No.2011QNZT137