食品科学 ›› 2009, Vol. 30 ›› Issue (17 ): 48-51.doi: 10.7506/spkx1002-6630-200917009

• 基础研究 • 上一篇    下一篇

番茄红素纳米脂质体的光谱研究

范远景,易苗苗,张必芳   

  1. 合肥工业大学生物与食品工程学院
  • 收稿日期:2009-06-03 出版日期:2009-09-01 发布日期:2014-04-14
  • 通讯作者: 范远景 E-mail:swf89105@mail.hf.ah.cn

Spectroscopic Properties of Lycopene Nanoliposomes

FAN Yuan-jing,YI Miao-miao,ZHANG Bi-fang   

  1. School of Biotechnology and Food Engineering, Hefei University of Technology, Hefei 230009, China
  • Received:2009-06-03 Online:2009-09-01 Published:2014-04-14
  • Contact: FAN Yuan-jing E-mail:swf89105@mail.hf.ah.cn

摘要:

目的:制备番茄红素纳米脂质体,并证明芯材番茄红素被壁材胆固醇与卵磷脂纳米脂质包埋。方法:采用薄膜- 超声法制备番茄红素纳米脂质体,用傅立叶红外光谱(FTIR)、X 射线衍射光谱(XRD)方法研究制备体光谱特征及分子表征。结果:FTIR、XRD 对脂质体包裹前与后,包裹与物理混合等图谱显示脂质体包裹体保持番茄红素的原有结构,改善了番茄红素的物性状态,并利用XRD 衍射峰的特征估算晶粒尺度,支持电镜观察番茄红素纳米脂质体的平均粒径小于40nm 的结果。结论:本实验制得粒径较小、分布均匀的微球体番茄红素纳米脂质体,芯材番茄红素被成功的包裹在以胆固醇与卵磷脂的纳米脂质里。

关键词: 番茄红素, 纳米脂质体, 傅立叶变换红外光谱, X 射线衍射

Abstract:

FTIR spectroscopy and X-ray diffraction pattern were used to analyze the spectroscopic properties of lycopene nanoliposomes prepared by conventional rotary-evaporated film-ultrasonication method. The native structure of lycopene was remained in lycopene nanoliposomes and its water solubility was improved in the nanoliposomal delivery system. The particle size of lycopene nanoliposomes was found to be below 40 nm. The results demonstrate that lycopene has been successfully encapsulated into nanoliposomes which have low particle size and are homogeneous.

Key words: lycopene, nanoliposomes, FTIR spectroscopy, X-ray diffraction

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