国家自然科学基金项目81400065,81070068,81270148;上海市科委基础重点项目11JC1411302;中国睡眠研究会青年科研基金项目2014-05National Natural Science Foundation of China81400065,81070068,81270148;Key Basic Research Program of Shanghai Science and Technology Commission11JC1411302;Youth Fund Project of Chinese Sleep Research Society2014-05