微球大小对药物释放率有很重要的影响，人们认为可以改变其大小以建立一个药物释放符合需要能够控制药物释放的体系。
Microsphere size, which has a significant effect on drug release rate, can potentially be varied to design a controlled drug delivery system with desired release profile.
对最终体系进行的体外药物布洛芬（IBU）的装载和释放测试表明，该体系在温度响应控制药物释放方面有着较大的潜在应用前景。
The in vitro test of IBU loading and release illustrated the system had a great potential use for thermo-responsive controlled drug-release.
药物的控制释放体系是生物医用材料研究领域的重要课题，其支撑点是要有性能良好的高分子药物载体。
The controlled drug release systems are an important research field in biomedical materials applications. Its effectiveness largely depends on the good properties of drug carriers.
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