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第 8 期 孙君颖,等: 基于迷迭香精油温敏脂质体的响应型控释抗氧化复合膜制备 ·1569·
显的温度响应控制释放特性。且经过与温敏脂质体 参考文献:
中精油释放行为的对比可知,将脂质体添加到薄膜 [1] GUILLEN M D, GOICOECHEA E. Formation of oxygenated
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复合膜相较于非温度控制释放薄膜材料 [29-31] 不仅可 [2] LOPEZ-DE-DICASTILLO C, HERNANDEZ-MUNOZ P, GOMEZ-
实现温控范围以下活性物质的缓释,还能够在达到 ESTACA J, et al. Advances in antioxidant active food packaging[J].
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温控范围时快速释放活性物质,更有针对性地保护 [3] LLANA-RUIZ-CABELLO M, GUTIERREZ-PRAENA D, MAISANABA
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2.9 抗氧化复合膜 DPPH 自由基清除率分析 essential oils or their main components for food preservation[J].
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通过测定 BOPP-多糖抗氧化复合膜的 DPPH 自 [4] LI C H (李春焕), WANG X Q (王晓琴), ZENG Q M (曾秋梅), et al.
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由表 4 可以看出,抗氧化复合膜在 0.5 h 的温育 containing lactoferrin and their action against carnobacterium
期内其 DPPH 自由基清除率为 36.27%,略高于文献 [32] viridans on bologna[J]. Journal of Food Science, 2010, 71(6): 208-214.
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报道的添加了姜黄素的塔拉胶/聚乙烯醇抗氧化膜
sensitive, indocyanine green-encapsulating micelles for noninvasive
的 0.5 h 内 DPPH 自由基清除率 35.16%;抗氧化复 near-infrared tumor imaging[J]. Pharmaceutical Research, 2010, 27(9):
合膜 DPPH 自由基清除率在 24 h 温育期内可达 1900-1913.
42.90%,略高于文献 [31] 报道的添加了茶多酚纳米粒子 [9] XU M R (徐慕儒), SUN K (孙衎), WU H B (巫寒冰), et al.
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3 结论 [12] DENG Y J (邓英杰). Liposome technology[M]. Beijing: People's
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本文利用乙醚注入法制备迷迭香精油温敏脂质 [13] WANG Y H (王一涵), XU Y B (徐迎波), NING M (宁敏), et al.
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的冻干程序对温敏脂质体进行冷冻干燥保存。该工
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艺条件下制备的温敏脂质体平均包封率为 65.6%, [14] ERKAN N, AYRANCI G, AYRANCI E. Antioxidant activities of
分散性良好,具有显著温敏特性,主要温控范围为 rosemary (rosmarinus officinalis l.) extract, blackseed (nigella sativa
l.) essential oil, carnosic acid, rosmarinic acid and sesamol[J]. Food
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速升高,释放率急剧增大,具有显著的温控释放作 atomic force microscopy: Verification of improved liposome stability
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到抗氧化复合膜,用于实现温控释放抗氧化剂这一 [17] WANG J ( 王健 ), LI M X ( 李明轩 ). Research overview of
目的,取得较好的实验效果,具有很强的科研价值 freeze-drying to improve the stability of liposomes[J]. China
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和实用性,为功能性食品包装材料的制备提供了一
576-580.
种思路,具有很强的应用潜力。 (下转第 1612 页)