研究领域
药物的研制与开发，新型给药载体，靶向制剂
近期论文
1. Xing Zeng, Li Guo, Li Fang Ma*. Preparation and characterization of glycyrrhetinic acid-modified poly(ethylene glycol)-poly(β-benzyl-L-asparate) nanoparticles as liver-targeted delivery system. Colloid and polymer science, 2015, 293(1):319-328(SCI)
2. 马丽芳,马鹏里,张婷等. 甘草次酸修饰的聚天冬氨酸苄酯纳米粒制备及表征. 四川大学学报(工程科学版). 2015, 47(3): 187-192.(EI)
3. Yi Zhao, Dongsheng He, Lifang Ma, Li Guo.*Synthesis and Preliminary Evaluation of Novel Bone-targeting NSAIDs Prodrugs based on Glutamic Acid Oligopeptides. Letters in Drug Design & Discovery, 2015, 12:585-590(SCI)
4. Xi Ting Wang, Jing Wang, Hai Long Sun, Xiang Yu Du, Li Fang Ma*. Preparation and Properties of Poly(benzyl glutamate)–Poloxamer–Poly(benzyl glutamate) and Poly(glutamic acid)–Poloxamer–Poly(glutamic acid) Triblock Polymers. J. APPL. POLYM. SCI. ,2013, 129(3):1187-1192(SCI)
5. Jing Wang, Li Guo, Li Fang Ma*. Preparation and Characterization of Glycyrrhetinic Acid-
Modified Poloxamer 188/Chitosan Nanoparticles. NANO: Brief Reports and Reviews, 2013, 8 (4) :1350042-1~8(IF1.1)
6. Li Fang Ma, Xi Ting Wang, Bo Gao*.Comparison of release and penetration of tacrolimus ointment reference and trial formulation after dermal application to pigs by liquid chromatography–electrospray ionization tandem mass spectrometry. Biomed. Chromatogr. 2013,27 :1117(IF2.835)
7. 马丽芳, 孙海龙, 马鹏里等.甘草次酸修饰的聚谷氨酸苄酯包载喜树碱纳米球的制备及评价.四川大学学报（工程科学版）.2013, 45(2):149-153.
8. Junzhu Pan; Lifang Ma; Yi Zhao; Jing Zhao; Liang Ouyang; Li Guo*，Design and synthesis of novel Janus dendrimers as lipophilized antioxidants，synlett. 2013; 24(8): 1011-1015
9. Junzhu Pan, Lifang Ma, Bo Li, Yanhua Li, Li Guo*，Novel Dendritic Naproxen Prodrugs with Poly(aspartic acid) Oligopeptide: Synthesis and Hydroxyapatite Binding In Vitro, Synthetic Communications,2012,42,3441-3451,
9. 马丽芳，郑云，杜翔宇等. PAMAM-Poloxamer的合成及作为药物载体的体外试验.四川大学学报（工程科学版）,2011,43（1）：190-194
10. Liang Ouyang, Lifang Ma，Yanhua Li, Junzhu Pan and Li Guo*，Synthesis of water-soluble first generation Janus-Type dendrimers bearing Asp oligopeptides and naproxen, ARKIVOC, 2010（ii）,256-266