http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
어리연꽃으로부터 분리한 Sweroside의 항노화 효과
김유아 ( You Ah Kim ),김동희 ( Dong Hee Kim ),박채빈 ( Chae Bin Park ),박태순 ( Tae Soon Park ),박병준 ( Byoung Jun Park ) 대한화장품학회 2018 대한화장품학회지 Vol.44 No.2
본 연구에서는 신규 기능성 화장품 소재 개발을 위해 어리연꽃으로부터 분리한 sweroside를 이용하여 섬유아세포 내에서의 항노화 효과를 확인하였다. CCD-986sk 세포를 이용하여 sweroside의 항노화 효과를 측정한 결과, UVB에 의해 증가된 ROS의 발현을 억제하였으며, pro-collagen의 발현을 증가시키며 MMP-1의 발현을 억제하는 것으로 확인되었다. 이 결과를 종합해보면, sweroside는 화장품 분야에서 신규 항노화 기능성 소재로서의 활용 가능성이 있는 것으로 판단된다. To develop a new functional agent for cosmetics, we investigated the anti-aging activities in fibroblasts using sweroside isolated from Nymphoides indica. The anti-aging effect of sweroside was validated in CCD-986sk cells. Results showed that sweroside inhibited expressions of UVB-induced ROS and increased pro-collagen. Furthermore, sweroside had inhibited MMP-1 expression. Taken together, the results suggested that sweroside has considerable potential as a new cosmetics ingredient with an anti-aging effect.
CCD-986sk 세포내에서의 노랑어리연꽃 추출물 및 분획물의 주름개선 효과
김유아 ( You Ah Kim ),김동희 ( Dong Hee Kim ),유재묘 ( Jae Myo Yu ),박채빈 ( Chae Bin Park ),박태순 ( Tae Soon Park ),박병준 ( Byoung Jun Park ) 한국응용생명화학회 2017 Journal of Applied Biological Chemistry (J. Appl. Vol.60 No.4
The purpose of this study was to investigate the anti-aging effect in the fibroblasts by using the extracts and fractions of Nymphoides peltata for the development of new functional cosmetic materials. The anti-aging effects of the extracts and fractions of N. peltata were measured using CCD-986sk cells. Ethyl aceate (EA) fraction inhibited UVB-induced reactive oxygen species expression by more than 50%, and n-butyl alcohol (BuOH) fraction increased expression of pro-collagen mRNA by more than 50% at 25 μg/mL. In addition, EA and BuOH fractions inhibited MMP-1 protein and mRNA expression in a concentration-dependent manner, BuOH fraction inhibited MMP-1 mRNA expression by more than 40% at 10 μg/mL. Especially, the high efficacy of EA and BuOH of the N. peltata was confirmed. Therefore, the EA and BuOH of N. peltata are expected to be useful as anti-aging materials in cosmetics field.
어리연꽃 추출물이 α-MSH 유도에 의한 멜라닌 생성 억제에 미치는 영향
김동희 ( Dong-hee Kim ),김유아 ( You-ah Kim ),유재묘 ( Jae-myo Yu ),박채빈 ( Chae-bin Park ),박병준 ( Byoung-jun Park ),박태순 ( Tae-soon Park ) 한국응용생명화학회 2017 Journal of Applied Biological Chemistry (J. Appl. Vol.60 No.4
In this study, the whitening activity of Nymphoides indica extract in B16F10 cells were measured. Inhibition rate of tyrosinase from mushroom was 42% at 1,000 μg/mL. And inhibition of tyrosinase and melanin biosynthesis in B16F10 cells were 26 and 25% at 5 μg/mL, respectively. The expression levels of cAMP and protein kinase A (PKA), which are higher levels of melanin-related factors, were found to be decreased in a dose-dependent manner. In addition, the expression rate of protein and mRNA of tyrosinase, tyrosinase related protein 1 (TRP1), tyrosinase related protein 2 (TRP2) and microphthalmia associated trans-cription factor (MITF). In this study, it was confirmed that the N. indica extract effectively inhibited the activity of tyrosinase, TRP1, TRP2 and MITF as well as the activity of PKA by effectively inhibiting cAMP. Therefore, it was confirmed that the N. indica extract has high value as a functional material.