• Title/Summary/Keyword: LeeWhang

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Anti-Platelet Aggregation Activity of Stilbene Derivatives from Rheum undulatum

  • Ko, Sung-Kwon;Lee, Seung-Mok;Whang, Wan-Kyunn
    • Archives of Pharmacal Research
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    • v.22 no.4
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    • pp.401-403
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    • 1999
  • In continued studies on cultivated Korean rhubarb rhizomes (Rheum undulatum), three known stillbenes (desoxyrhapontigenin, rhapontigenin, piceatannol) have been screened for activity on blood platelet aggregation. Both rhapontigenin and desoxyrhapontigenin exhibited strong inhibition on the aggregation induced by arachidonic acid collagen. However, piceatannol did not show inhibition. These inhibitory effects may partially contribute to anti-blood stagnancy activity of rhubarb.

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Anti-Oxidative compounds from Quercus salieina bark

  • Kim, Ho-Hyun;Lee, Kwang-sup;Ham , In-Hye;Chon, In-Ju;Whang, Wan-Kyunn
    • Proceedings of the PSK Conference
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    • 2002.10a
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    • pp.388.2-388.2
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    • 2002
  • Quercus species have been used for diarrhea. dysentery, dermatitis. haemoptoe, and haemorrhagia in Korean folk medicine. Specially Quercus salicina have been used for diuretic. anti-inflammatory. antiedemic. and litholytic agent. In order to investigate the efficacy of antioxidative activity the activity guided fraction and isolation of physiologically active substance were performed. (omitted)

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Giant Serpentine Intracranial Aneurysm: A Case Report

  • Jae Seong Park;Myeong Sub Lee;Myung Soon Kim;Dong Jin Kim;Joong Wha Park;Kum Whang
    • Korean Journal of Radiology
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    • v.2 no.3
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    • pp.179-182
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    • 2001
  • The authors present a case of giant serpentine aneurysm (a partially thrombosed aneurysm containing tortuous vascular channels with a separate entrance and outflow pathway). Giant serpentine aneurysms form a subgroup of giant intracranial aneurysms, distinct from saccular and fusiform varieties, and in this case, too, the clinical presentation and radiographic features of CT, MR imaging and angiography were distinct.

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A Study on Value of Geumseonjeong as a Scenic Spot (금선정의 명승적 가치에 관한 연구)

  • Choi, Ji-Young;Lee, Jin-Hyang;Lee, Jae-Keun
    • Journal of the Korean Institute of Traditional Landscape Architecture
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    • v.30 no.1
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    • pp.113-124
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    • 2012
  • The Confucian culture of the Chosun Dynasty has a great effect on the construction of ByeolSeo gardens. Among them, especially the gardens built in Gyeongsang Province areas, where a great number of Confucian scholars were produced in the beautiful natural environment, have maintained various heritage of Confucian culture established by the scholars. Along with the Nakdong River, we can find so many cultural assets of buildings such as head houses, ByeolSeo gardens, including the literary remains such as administrative certificates, poetry and prose, and records of pavilions, which show the trace of the scholars who followed the instructions of the doctrines of Chu-tzu. The Geumseonjeog located in Punggi County, Gyeongsangbuk Province, which was the ByeolSeo gardens possessed by Geumgye Whang Jun-ryang(1517-1563), who was the governor of the area and one of the representative students of Toigye Lee Whang. The building is located nearby the Geumseon Valley with beautiful natural scenery under Sobaek Mountain. Especially the pine forest around the valley boasts a unique natural setting. This study is aimed to analyze the value of natural scenic spot of the Geumseonjeong through the surveys on surroundings, topography, vegetation and water system. including the value of humanistic elements focused on the writings such as 'Geumgyejip' written by Whang Jun-ryang and Lee Whang, another 'Geumgyejip' written by Ryu un-ryong, and 'Geumgyejeongsajungsugi' written by Hong Gyeong-ryeom. And also, the scenic spot value of the signboards such as the 'Geumgyejeongsajungsugi' written by Ryu un-ryong, 'Geumgyejeong' by Lee Han-il, 'Geumgyejeong' written by Jo Un-hyeong and 'Geumgyejeongsa, written by Lee Jung-gi, was analyzed. And the historical and cultural value was analyzed through the semantic interpretation of the series of poetry and pose and the old map established in 1872. In respect of the scenery, the surroundings of the Geumseon Valley boast the outstanding settings as the clean mountain stream in front of the Geumseonjeong makes a beautiful harmony with the pine forest. The pine forest surrounding the Geumseon Valley has played a secret role in the history of the village. Considering the fact that the pine forest was expressed in the map of Punggi County produced in 1872, it may be assumed that the forest was regarded to have historical and scenic value in those times. Considering the fact that the words like 'Beautiful' and 'Scenic spot' were used in the writings like 'Geumgyejip' and there were meeting places around the valley, we can recognize the value of the place as a scenic spot. The beautiful natural scenery surrounding the ByeolSeo gardens, and the increase in humanistic value of the poetry and prose, including the administrative certificates, has recently brought about the cases in which some scenic spots of the ByeolSeo gardens were designated as cultural assets. According to the value as a scenic spot and semantic interpretation of the Geumseonjeong, the pavilion appeared to have a great scenic spot value as a ByeolSeo gardens, so that this study was designed to prepare criteria with which the pavilion may be designated as a scenic spot of ByeolSeo gardens.

Anti-allergic Effect of Zizania latifolia Turcz Extracts (고장초의 항알레르기 효과)

  • Lee, Eun-Jung;Whang, Eun-Yeong;Whang, Key;Lee, In-Seon;Yang, Seun-Ah
    • Korean Journal of Food Science and Technology
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    • v.41 no.6
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    • pp.717-721
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    • 2009
  • The anti-allergic effect of the methanol extract of Zizania latifolia Turcz was investigated. Methanol extract of Z. latifolia Trucz did not display any cytotoxicity activities in the IgE-sensitized RBL-2H3 cells. The extract was found to inhibit compound 48/80-induced degranulation and antigen-induced $\beta$-hexosaminidase release as well as PMA plus A23187-induced TNF-$\alpha$ production in RBL-2H3 mast cells in a dose-dependent manner. Release of $\beta$-hexosaminidase, a marker for the release of histamine in mast cells, was inhibited with an $IC_{50}$ value of $73.8\;{\mu}g/mL$. These results suggest that Z. latifolia extracts may be useful for the prevention of type I allergic reaction.