1. The Key Laboratory of Molecular Epigenetics of Ministry of Education, Institute of Genetics and Cytology, Northeast Normal University Changchun China
2. Laboratory of Noncoding RNA, Institute of Biophysics, Chinese Academy of Sciences Beijing China
3. Department of Bioscience Changchun Normal University Changchun China
4. College of Life Science and Beijing Key Laboratory of DNA Damage Response, Capital Normal University Beijing China