1. Key Laboratory of Functional Polymer Materials of Ministry Education
2. Institute of Polymer Chemistry
3. Nankai University
4. Tianjin 300071
5. China
6. 2011 Collaborative Innovation Center of Tianjin for Medical Epigenetics
7. The Ministry of Health Key Laboratory of Hormone and Development
8. Metabolic Diseases Hospital
9. Tianjin Medical University
10. Tianjin 300070