国家自然科学基金资助项目,No.81173177;河南省教育厅自然科学基金资助项目,No.2010B360004;河南中医学院科技创新人才基金资助项目,No.2010XCXRC02;:the National Natural Science Foundation of China,No.81173177;the Foundation of Education Department of Henan Province,No.2010B360004;the Science & Technology Innovation Talent Foundation of Henan University of Traditional Chinese Medicine,No.2010XCXRC02