• Title/Summary/Keyword: shell-lecithin

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Preparation and application of the functionalized Shampoo with core-shell microcapsule (코아-쉘 마이크로 캡슐을 이용한 기능성 샴푸의 제조 및 응용)

  • Seo, Mi-Young;Kim, Eun-Ji;Kim, In-Kyoung;Choi, Seong-Ho
    • Journal of Advanced Technology Convergence
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    • v.1 no.1
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    • pp.7-13
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    • 2022
  • In this study, we prepared the functionalized Shampoo with three-type functionalized microcaples which were synthesized by microcapsulation, respectively. In detail, the functionalized microcapsule was included such as (1) the functionalized microcapsule with core-menthol and shell-melamine resin and (2) the functionalized microcapsule with core-menthol and shell-lecithin, and (3) the functionalized microcapsule with core-cinnamon oil and shell-lecithin, respectively. The size and morphology of the prepared microcapsules was evaluated via Optical Microscopy (OM), Scanning Electron Microscopy (SEM) and Dynamic Light Scattering (DLS). From these results, the prepared microcapsules with size of 0.1~0.2 ㎛ and spherical morphology was confirmed. Furthermore, we applied the prepared Shampoo to treat hair. As results we confirmed that the scalp temperature was decreased about 3~4 ℃ compared to no treatment. This result may be considered that the core compounds are vaporize when the functionalized Shampoo is treated on scalp. We will determine the change of scalp pore, diameter of hair, and etc during treatment of the functionalized Shampoo.

Sustained Protein Delivery System using Core/shell Nanoparticles

  • Oh, Keun-Sang;Koo, Hyoung-Mo;Yuk, Soon-Hong
    • Proceedings of the Polymer Society of Korea Conference
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    • 2006.10a
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    • pp.180-180
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    • 2006
  • A novel preparation method for core/shell nanoparticles with protein drug-loaded lipid core was designed and characterized. The lipid core is composed of lecithin and protein drug and the polymeric shell is composed of Pluronics (poly (ethylene oxide)-poly (propylene oxide)-poly(ethylene oxide) triblock copolymer, F-127 For the application of core/shell nanoparticles as a protein drug carrier, lysozyme and Vascular Endothelial Growth Factor (VEGF) were loaded into the core/shell nanoparticles by electrostatic interaction and the drug release pattern was observed by manipulating the polymeric shell.

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Effects of Supplemental Squid Meal, Attractant, Herb or Lecithin in the Formulated Diets on Growth Performance in Juvenile Abalone (Haliotis discus hannai) (배합사료내 오징어분, 먹이유인물질, 한약제 및 lecithin의 첨가가 참전복의 성장 및 체성분에 미치는 영향)

  • LEE Sang-Min;LIM Yong-Su;LEE Jong Kwan;PARK Sung-Real;MYEONG Jeong-In;PARK Yun Jeong
    • Korean Journal of Fisheries and Aquatic Sciences
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    • v.32 no.3
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    • pp.290-294
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    • 1999
  • An 18-week growth trial was conducted in flow-through aquarium system to investigate the effects of several additives in formulated diets on the growth and body composition of juvenile abalone (Haliotis discus hannai). Four replicate groups of abalone averaging 150 mg were fed one of four isonitrogenous ($33.8\%$) and isolipidic ($5.8\%$) diets containing $5\%$ squid meal, $0.5\%$ attractant, $1\%$ herb or $0.5\%$ lecithin. In addition, these formulated diets were compared to commercial diet. Survival rate and shell growth of abalone were not significantly affected by the different dietary additives and commercial diet (P>0.1). Body weight gain of abalone fed the diet containing herb was higher than those of abalone fed the diets containing squid meal or lecithin and commercial diet (P<0.1). Moisture, protein, lipid and ash contents of soft body were not influenced by dietary additives and commercial diet (P>0.1). The results suggest that herb as additive in this formulated diet can improve weight gain of abalone.

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