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한상미(Sangmi Han),이광길(Kwanggill Lee),여주홍(Joohong Yeo),우순옥(Soonok Woo),권해용(Haeyong Kweon),남성희(Sunghee Nam),조유영(Youyoung Jo),김원태(Wontae Kim) 한국양봉학회 2010 韓國養蜂學會誌 Vol.25 No.1
In order to investigate the potential of Korean honey for whitening cosmetics, we prepared chestnut (CH), acacia (AH), cherry blossoms (CBH), and Korean raisin tree honey (RTH). We measured their inhibitory effects on mushroom tyrosinase and melanin synthesis in B16F1. CH, CBH and RTH showed inhibitory activity against mushroom tyrosinase. They markedly inhibited mushroom tyrosinase activity at lower concentration (50% inhibitory concentration values (IC<SUB>50</SUB>) 22.5, 16.5, 19.2ug/ml, respectively) than arbutin as positive control. CH, CBH and RTH significantly prevented melanin production (IC<SUB>50</SUB> 28.6, 23.2, 25.7㎍/ml, respectively) without effects on cell viability. Therefore, this study suggests that CH, CBH and RTH may be useful as a natural skin whitening agent.
봉독채취가 로얄제리의 항산화 및 항당뇨 활성에 미치는 영향
한상미(Sangmi Han),백하주(Haju Baek),오백영(Baeayoung Oh),이광길(Kwanggill Lee),여주홍(Joohong Yeo),우순옥(Soonok Woo),권해용(Haeyong Kweon),남성희(Sunghee Nam),김원태(Wontae Kim),조유영(Youyoung Jo),김가솔(Gasol Kim) 한국양봉학회 2009 韓國養蜂學會誌 Vol.24 No.2
This study was conducted to identify whether honeybee venom collection by means of electrical stimulation, affected the antioxidant and anti-diabetes properties of royal jelly using through 1,1-diphenyl-2-picrylhydrazyl (DPPH) radical scavenging activity, hydroxyl radical (ㆍOH) scavenging activity, reducing power activity, α-amylase and α-glucosidase inhibitory activities. This experimental groups were divided from two beehive groups; R group was collected only royal jelly, RV was collected together royal jelly and bee venom at same beehive. IC?? values for DPPH radical scavenging activity of R and RV were 25.5±0.49㎍/㎖ and 24.9±0.79㎍/㎖, respectively. R and RV were not significantly different inㆍOH scavenging activity (IC?? R: 13.8±0.6㎍/㎖, R+V: 13.1±1.3㎍/㎖), reducing power, α-amylase (R: 20.5±0.49%, R+V: 20.9±0.79%), and α-glucosidase (R: 23.8±0.6%, R+V: 23.1±1.3%). These results demonstrated that venom collection using the method of coupled electrical stimulation unrelated to the antioxidant and anti-diabetes activity of royal jelly.