1 Tianbin Ren, Lan Li, Xiaojun Cai, Haiqing Dong, Shumeng Liu and Yongyong Li*, Engineered polyethylenimine/graphene oxide nanocomposite for nuclear localized gene delivery, Polym. Chem., 2012, 3, 2561-2569. (IF= 5.342)

2 Aijun Shen, Dongliang Li, Xiaojun Cai, Chunyan Dong, Haiqing Dong, Huiyun Wen, Peijun Wang, Yongyong Li*, Multifunctional nanocomposite based on graphene oxide for in vitro hepatocarcinoma diagnosis and treatment, Journal of Biomedical Materials Research, 2012,100, 2499-506. (IF= 3.525)

3 Haiqing Dong, Chunyan Dong, Yue Feng, Tianbin Ren, Zhonghai Zhang, Lan Li and Yongyong Li*, Engineering of peglayted camptothecin into core–shell nanomicelles for improving solubility, stability and combination delivery, MedChemComm, 2012, 3, 1555-1561. （IF= 2.807）

4 Yanna Cui, Haiqing Dong, Xiaojun Cai, Deping Wang, and Yongyong Li*, Mesoporous Silica Nanoparticles Capped with Disulfide-Linked PEG Gatekeepers for Glutathione-Mediated Controlled Release, ACS Appl. Mater. Interfaces, 2012, 4, 3177-3183. (IF=8.0)

5 Xiaojun Cai, Chunyan Dong, Haiqing Dong, Gangmin Wang, Giovanni M. Pauletti, Xiaojing Pan, Huiyun Wen, Isaac Mehl, Yongyong Li* and Donglu Shi, Effective Gene Delivery Using Stimulus-responsive Catiomer Designed with Redox-sensitive Disulfide and Acid-labile Imine Linkers, Biomacromolecules, 2012, 13, 1024-1034. (IF=5.246)

6 Hui-Yun Wen, Chunyan Dong, Haiqing Dong, Aijun Shen, Wenjuan Xia, Xiaojun Cai, Yanyan Song, Xuequan Li, Yongyong Li* and Donglu Shi，Engineered Redox-Responsive PEG Detachable Mechanism in PEGylated Nano-graphene Oxide for Intracellular Drug Delivery, Small, 2012, 8, 760-769. (IF= 11.459)

7 Hai-Qing Hu, Jin-Hai Yu, Jian Zhao, Hai-Qing Dong, Yongyong Li*, Engineering of a Novel Pluronic F127/Graphene Nanohybrid for pH Responsive Drug Delivery, Journal of Biomedical Materials Research, 2012, 100 (1): 141-8. (IF= 3.525)