国家自然科学基金资助项目81173601、30972932;滨州市科技发展计划项目2015ZC0301;滨州医学院科研计划与科研启动基金BY2014KYQD36;山东省高等学校科技计划项目J15LL51;山东省自然科学基金No.ZR2014HQ020Supported by the National Natural Science Foundation of China81173601and30972932;Projects of Binzhou Technology Development Program2015ZC0301;Scientific Research Staring Foundation of Binzhou Medical CollegeBY2014KYQD36;and
the Scienceand Technology Program of Universities in Shandong ProvinceJ15LL51;Natural Science Foundation of Shandong
ProvinceZR2014HQ020