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GA—zein復合納米粒子運載姜黃色素體系的制備與特性
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浙江省重中之重一級學科開放基金項目(JYTsp20141103)


Preparation and Characteristics of Curcumin-loaded GA—Zein Composite Nanoparticles
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    摘要:

    利用玉米醇溶蛋白(zein)納米粒子的運載功能,,以阿拉伯膠(GA)為穩(wěn)定劑,,通過測定納米粒子的平均粒徑,、zeta電位,、吸光度等參數(shù),,研究GA—zein核殼結(jié)構(gòu)對姜黃色素(Curcumin,cur)包埋率影響并探討姜黃色素包埋后存在的形態(tài)。研究結(jié)果表明:zein在低質(zhì)量濃度下形成均勻、分散的球狀納米粒子,隨著zein質(zhì)量濃度的增加,,納米粒子發(fā)生聚集,、粘連、熔融等變形效果,;當阿拉伯膠作為穩(wěn)定劑,,且添加量為0.3g時,GA—zein—cur分散體系最穩(wěn)定,;姜黃色素與zein質(zhì)量比為1∶10時,,GA—zein—cur納米粒子最穩(wěn)定,包埋率高達95.90%,,形成了均一,、穩(wěn)定、透明度高的姜黃色素水溶液,。

    Abstract:

    Influence of GA—zein core-shell structure on the curcumin embedding efficiency and status of curcumin after embedding treatment was investigated by taking advantage of the zein delivery functionality and stabilizing with Arabic gum, parameters such as mean particle diameters, zeta potential and absorbance were measured. The result showed that evenly dispersed globular nanoparticles were formulated under low zein concentration condition, as the increase of zein concentration, adhesion, aggregating and meltdown etc. transformation effects were occurred among the nanoparticles. It is necessary to add stabilizer to enhance the stability of zein delivery system. Stabilizing efficiency of different types of stabilizer were compared, and the result showed that stability of GA—zein—cur dispersed system reached peak when the system was stabilized with 0.3g Arabic gum;GA—zein—cur nanoparticles were the most stable when the quality ratio of curcumin and zein reached 1∶10, and the embedding efficiency was 95.90%, an even, stable and highly transparent curcumin aqueous solution was formulated.

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傅玉穎,李可馨,王美,沈亞麗,陳國文,李欣. GA—zein復合納米粒子運載姜黃色素體系的制備與特性[J].農(nóng)業(yè)機械學報,2017,48(1):267-274. FU Yuying, LI Kexin, WANG Mei, SHEN Yali, CHEN Guowen, LI Xin. Preparation and Characteristics of Curcumin-loaded GA—Zein Composite Nanoparticles[J]. Transactions of the Chinese Society for Agricultural Machinery,2017,48(1):267-274.

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  • 收稿日期:2016-05-26
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  • 在線發(fā)布日期: 2017-01-10
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