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Self-emulsification of eugenol by modified rice proteins to design nano delivery systems for controlled release of caffeic acid phenethyl ester

机译:改性水稻蛋白质的丁香酚的自乳化设计纳米递送系统,用于控制野生酸苯乙烷的控制释放

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摘要

The self-emulsification of oils containing dissolved solutes is not only an intriguing phenomenon but is also of practical interest in the delivery of agricultural chemicals and drugs. Herein, a facile one-step self-emulsification of eugenol with tunable release rates of encapsulated lipophilic compounds was enabled simply by gently mixing eugenol with modified rice proteins (MRPs). Due to binding with eugenol by hydrophobic interactions lowering the oil/water interfacial tension, MRPs underwent secondary structure changes and precipitated on eugenol droplets of nanoscale. Increasing the MRP : eugenol ratio enabled the formation of more porous interfacial films to increase the first-order release rate of eugenol and the resultant anti-proliferation activity of encapsulated caffeic acid phenethyl ester (CAPE) against HTC-116 human colorectal cancer cells. Therefore, novel emulsions with varied interfacial structures can be fabricated utilizing MRPs to control release characteristics and bioactivity of lipophilic compounds.
机译:含有溶解溶质的油的自乳化不仅是一种有趣的现象,而且对农业化学品和药物的交付也是实际兴趣。这里,通过用修饰的水稻蛋白(MRP)轻轻混合丁烯酚,使具有可调谐释放化合物的丁香酚具有可调谐释放速率的丁烯酚的容易一步自乳化。由于通过疏水相互作用与丁香酚的结合降低油/水界面张力,MRP接受二级结构的变化并沉淀在纳米戊烯醇液滴上。增加MRP:丁香酚比使得形成更多孔的界面薄膜,以增加丁香酚的一阶释放速率以及对HTC-116人结肠直肠癌细胞的包封的咖啡酸苯乙烷酯(Cape)的所得抗增殖活性。因此,可以利用MRP来制造具有变化的界面结构的新型乳液,以控制脂质化合物的释放特性和生物活性。

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  • 来源
    《RSC Advances》 |2017年第79期|共9页
  • 作者单位

    Jiangnan Univ State Key Lab Food Sci &

    Technol Wuxi 214122 Peoples R China;

    Univ Tennessee Dept Food Sci &

    Technol Knoxville TN 37996 USA;

    Jiangnan Univ State Key Lab Food Sci &

    Technol Wuxi 214122 Peoples R China;

    Jiangnan Univ State Key Lab Food Sci &

    Technol Wuxi 214122 Peoples R China;

    Univ Tennessee Dept Food Sci &

    Technol Knoxville TN 37996 USA;

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  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类 化学;
  • 关键词

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