国家自然科学基金31200633;安徽省自然科学基金面上项目2008085MH245;蚌埠医学院"512人才培育计划"项目BY51201211;蚌埠医学院研究生科研创新计划项目Byycx21093;National Natural Science Foundation of China31200633;The General Program of Natural Science Foundation of Anhui Province2008085MH245;512 Talent Project of Bengbu Medical CollegeBY51201211;Graduate Scientific Research and Innovation Project of Bengbu Medical CollegeByycx21093