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Joon-Hee Lee,Ji-Yun Ahn,Tae-Joon Shin,Sun-Hye Choi,Byung-Hwan Lee,Sung-Hee Hwang,Jiyeon Kang,Hyeon-Joong Kim,Chan-Woo Park,Seung-Yeol Nah 고려인삼학회 2011 Journal of Ginseng Research Vol.35 No.3
In the previous report, we have demonstrated that ginsenoside Rc, one of major ginsenosides, is a major component for the restoration for normal growth of worms in cholesterol-deprived medium. In the present study, we further investigated the roles of minor ginsenosides, such as ginsenoside Rh<sub>1</sub> and Rh<sub>2</sub>, ginsenoside metabolites such as compound K (CK), protopanaxadiol (PPD), and protopanaxatriol (PPT) and ginsenoside epimers such as 20(R)-and 20(S)-ginsenoside Rg<sub>3</sub> in cholesterol-deprived medium. We found that ginsenoside Rh<sub>1</sub> almost restored normal growth of worms in cholesterol-deprived medium in F1 generation. However, supplement of ginsenoside Rh2 caused a suppression of worm growths in cholesterol-deprived medium. In addition, CK and PPD also slightly restored normal growth of worms in cholesterol-deprived medium but PPT not. In experiments using ginsenoside epimers, supplement of 20(S)- but not 20(R)-ginsenoside Rg<sub>3</sub> in cholesterol-deprived medium also almost restored worm growth. These results indicate that the absence or presence of carbohydrate component at backbone of ginsenoside, the number of carbohydrate attached at carbon-3, and the position of hydroxyl group at carbon-20 of ginsenoside might plays important roles in restoration of worm growth in cholesterol-deprived medium.
A retrospective analysis of second-Line chemotherapy in patients with advanced gastric cancer (초)
( Sang Hoon Ji ),( Do Hyoung Lim ),( Min Jae Park ),( Seong Yoon Yi ),( Kyoung Ha Kim ),( Hyo Song Kim ),( Hyun Jung Jun ),( Ji Eun Uhm ),( Jee Yun Lee ),( Se Hoon Park ),( Joon Oh Park ),( Young Suk 대한내과학회 2008 대한내과학회지 Vol.75 No.1S
Case Reports : Papular Elastorrhexis: A Case and Differential Diagnosis
( Yun Seok Choi ),( Sang Yun Jin ),( Joon Ho Lee ),( Hyok Bu Kwon ),( Ai Young Lee ),( Seung Ho Lee ) 대한피부과학회 2011 Annals of Dermatology Vol.23 No.1S
Papular elastorrhexis is a rare cutaneous disorder that occurs predominantly during adolescence. The disorder is characterized by asymptomatic indurated white or flesh papules showing decreased and fragmented elastic fibers in the dermis. We herein report on a 12-year-old girl with multiple asymptomatic white, nonfollicular, firm papules scattered on the extremities and trunk. Histological examination revealed focal areas showing increased layers of collagen fibers and decreased and fragmented elastic fibers in the upper dermis. (Ann Dermatol 23(S1) S53~S56, 2011)