基金This work was supported by the National Nature and Sciences Grant (No. 30330300 andNo.30470806) and Committee of Provincial Science Study Foundation of Hunan (C2005-002)
基金supported by the funds of the Department of Science and Technology of Hunan,P.R China(08SK3122)the Department of Public Health of Hunan,P.R China(B2007010,C2005002)
基金This work was supported by the National Natural Science Foundation of China(81570625)Hunan Provincial Science and Technology Program,P.R.China(2015JC3019)Fundamental Research Funds for the Central Universities of Central South University,P.R.China(2014zzts343)
基金supported by the National Natural Science Foundation(81373206,81401357)the National High Technology Research and Development Program(2012AA02A513),China