Engineering Bioresponsive Hydrogels toward Healthcare Applications

被引:61
作者
Wu, Yun-Long [1 ]
Chen, Xiaohong [1 ]
Wang, Wenzhu [1 ]
Loh, Xian Jun [2 ,3 ,4 ]
机构
[1] Xiamen Univ, Sch Pharmaceut Sci, Xiamen 361102, Fujian, Peoples R China
[2] ASTAR, IMRE, 3 Res Link, Singapore 117602, Singapore
[3] Natl Univ Singapore, Dept Mat Sci & Engn, 9 Engn Dr 1, Singapore 117576, Singapore
[4] Singapore Eye Res Inst, 11 Third Hosp Ave, Singapore 168751, Singapore
关键词
hydrogel; biomaterials; thermoresponsive; BIODEGRADABLE TRIBLOCK COPOLYMER; LOW GELATION CONCENTRATIONS; CONTROLLED DRUG-DELIVERY; MESENCHYMAL STEM-CELLS; PCL DIBLOCK COPOLYMER; PLGA-PEG-PLGA; POLY(ETHYLENE GLYCOL); POLY(ESTER URETHANE)S; POLY(PROPYLENE GLYCOL); MULTIBLOCK COPOLYMER;
D O I
10.1002/macp.201500172
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
Hydrogels are polymeric materials recognized by high water content and various physical properties. They can be designed to look like the extracellular environment of the body's tissues in ways that empower their utilization in restorative therapies, biosensors, and drug-conveyance applications. Hydrogels can be designed by utilizing a technique of facilitated control over physical-structure properties and bioactivity to impact particular interactions with cell frameworks, including controlling the contact with cells and extracellular framework amid the thermogelling process. Essential new revelations using hydrogels in stem cell research, cancer treatment, and cell morphogenesis are reviewed. In this paper, group's work on Pluronics, poly(e-caprolactone), poly(lactic acid) (PLA), poly([R]-3-hydroxybutyrate), or poly(N-isopropylacrylamide)-based copolymers as key hydrogel materials has been especially outlined, and group's experience has been provided in modulating the controlling parameters, for example, the thermogelling temperature, crosslinking, gel modulus, and basic gel fixation, when designing a bioresponsive hydrogel framework for bioapplications.
引用
收藏
页码:175 / 188
页数:14
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