• Title/Summary/Keyword: 과테말라

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KAIA news

  • Korea Aerospace Industries Association
    • Aerospace Industry
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    • s.89
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    • pp.12-13
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    • 2005
  • 제5회 서울 에어쇼 개최/2015년 한국 세계 8위의 항공산업국 도약/과테말라 애국당 총재, 국회 국방상임위원장 일행,항공우주협회장 명의 초청 방한/항공우주 기술개발사업관 운영/인포플라자 미팅 개최

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Traditional Clothes in Mexico and Guatemala (과테말라와 멕시코의 민속의상 위필(Huipil)에 관한 고찰)

  • Kim Hee-Jung
    • Journal of the Korean Home Economics Association
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    • v.43 no.3 s.205
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    • pp.131-145
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    • 2005
  • The purpose of the study was to determine ae forms, patterns and structures of Huipils as traditional clothes in Guatemala and Mexico, and to cite possibilities of applying the findings of the study, acquired by comparing the differences of the two countries' Huipils, to textile or costume design. There are two types of Huipils. One is for everyday wear and another one is for special occasion. The latter is bigger in size, more colorful and is worn on top of the daily use Huipil. Huipils consist of 1 to 3 panels, and are usually made by weaving rectangular cloth which has 4 selvedges. There are various neckline such as - type, T type, 1 type, round type and square type. The types of the neckline depends on how many panels are used. The Mexican Huipils are worn usually over skirts, whereas the Huipils of Guatemalans are practically designed with white cotton that doesn't have any patterns so as to be easily put into skirts. Different from Mexicans' Huipils which mainly show big botanical patterns, the patterns of Guatemalans' Huipils combine animals, plants and abstract concepts display mixed aspects, and it seems to me that that expressed their emotions and dearest wishes.

Occurrence and Mineral Characteristics of Au-Ag-Cu-Bi Bearing Quartz Veins in the Estancia de la Virgen area, Guatemala (과테말라 Estancia de la Virgen 지역 금-은-동-비스무스 광화대의 산상과 광물특성)

  • Shin, Eui-Cheol;Kim, Soo-Young;Hong, Sei-Sun;Kim, In-Joon
    • Economic and Environmental Geology
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    • v.31 no.6
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    • pp.463-472
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    • 1998
  • The survey was carried out in order to delineate the occurrence of ore deposits and the mineralized characteristics in the Estancia de la Virgen area through the 1:2,000 scaled geological mapping and topographic measuring surveys. Gold-silver mineralization is in the fault block developed between the San Agustin Fault and Cabanas Fault. It is associated with ore bearing quartz veins controlled by the fault structure. The contents of Au and Ag range from traces up to 72 g/t and 180 g/t respectively. According to traversing the outcrops, the quartz veins are traced by 0.5 Km trended to north and south. In those extended part, they continue for 1,000 m intermittently. Gold-silver mineralization could be divided into three stages. In the first stage, pyrite, galena, sphalerite, and chalcopyrite were formed with the primary silver and gold associated with galena and copper sulfides respectively. In the second stage, Cu-Bi-Au-Ag bearing sulfides such as chalcocite, covellite, and linarite are formed and usually deposited on the cataclastic fractures of galena and/or chalcopyrite. In the third stage, both the carbonation of galena and sphalerite and the sulphatization of galena, took place in the surface environment. And then primary silver was carried away off and was deposited on galena and/or copper sulfides during oxidation near the water table. Low partitionings of Fe in sphalerite assist that the minerals were formed at the relatively low temperature, which is coincided with previously reported homogenization temperature of fluid inclusions.

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Anti-inflammatory Activities of Cold Brew Coffee Using Dry Fermentation of Lactobacillus plantarum (건식발효를 이용한 유산균 더치 커피의 항염증 효과)

  • Go, Seok Hyeon;Monmai, Chaiwat;Jang, A Yeong;Lee, Hyungjae;Park, Woo Jung
    • Food Engineering Progress
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    • v.22 no.4
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    • pp.337-343
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    • 2018
  • Coffee is a commonly consumed beverage that contains anti-inflammatory compounds such as caffeine, chlorogenic acid, cafestol, trigonelline, and kahweol. Lactobacillus plantarum is a lactic acid bacterium most frequently used in the fermentation of food products of plant origin. L. plantarum is able to degrade some food phenolic compounds and provide high value-added compounds such as powerful antioxidants or food additives approved as flavouring agents. In this study, we investigated the anti-inflammatory effects of coffee extract fermented by L. plantarum on RAW264.7 macrophages. In lipopolysaccharide-stimulated RAW264.7 cells, these coffee extracts exhibited anti-inflammatory activities through the reduction of nitric oxide (NO) production and inducible NO synthase expression. Fermented coffee extracts significantly decreased the expression of inflammatory cytokines such as tumor necrosis factor ${\alpha}$, interleukin $1{\beta}$, interleukin 6, and interferon ${\gamma}$. Cyclooxygenase-2, which is one of the key biomarkers for inflammation, was significantly suppressed. These results might be helpful for understanding the anti-inflammatory mechanism of fermented coffee extract on immune cells and, moreover, suggest that fermented coffee extract may be a beneficial anti-inflammatory agent.