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Photo-protective and Anti-melanogenic Effect from Phenolic Compound of Olive Leaf (Olea europaea L. var. Kalamata) Extracts on the Immortalized Human Keratinocytes and B16F1 Melanoma Cells
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  • Photo-protective and Anti-melanogenic Effect from Phenolic Compound of Olive Leaf (Olea europaea L. var. Kalamata) Extracts on the Immortalized Human Keratinocytes and B16F1 Melanoma Cells
  • Photo-protective and Anti-melanogenic Effect from Phenolic Compound of Olive Leaf (Olea europaea L. var. Kalamata) Extracts on the Immortalized Human Keratinocytes and B16F1 Melanoma Cells
저자명
Ha. Ju-Yeon,Choi. Hyun-Kyung,Oh. Myoung-Jin,Choi. Hae-Yeon,Park. Chang-Seo,Shin. Han-Seung
간행물명
Food science and biotechnology
권/호정보
2009년|18권 5호|pp.1193-1198 (6 pages)
발행정보
한국식품과학회
파일정보
정기간행물|ENG|
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이 논문은 한국과학기술정보연구원과 논문 연계를 통해 무료로 제공되는 원문입니다.
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기타언어초록

Ethylacetate and butanol fractions of leaf extracts (OLE) showed the higher contents of total phenolic compounds than hexane and water fractions. Oleuropein contents were $4.21{pm}0.57,;3.92{pm}0.43,;0.32{pm}0.03,;5.76{pm}0.32$, and $32.47{pm}0.25mg$/100g for ethanol extract, and hexane, chloroform, ethyl acetate, and butanol fraction, respectively. Treatment of ultraviolet-B (UVB) irradiated cells with 3 OLEs prepared by using ethylacetate and butanol at concentrations 0.001, 0.005, and 0.01% respectively showed significant recovery of cell viabilities. Treatment of dexametason 1 mM reduced tumor necrotic factor (TNF)-${alpha}$ secretion by about 40%. UVB irradiated immortalized human keratinocytes (HaCaT) cells were treated with 3 different OLEs at the same concentrations. Ethylacetate fraction showed the strongest inhibition activity with respect of reduction of the elevated (TNF)-${alpha}$. Cytotoxicity of OLEs on the B16-F1 cells was evaluated through thiazolyl blue tetrazolium bromide (MTT) assay. Ethylacetate fraction has no cytotoxicity in the range of 0.005-0.01%. A slight cytotoxicity was observed at the concentration of 0.1% butanol fraction of OLE that caused 10% decrease in cell viability.