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현주하 ( Ju Ha Hyun ),엄기민 ( Ki Min Eom ),한광희 ( Kwang Hee Han ) 한국감성과학회 2009 감성과학 Vol.12 No.4
Morality is one of the references when people judge the world. In two studies we addressed the impact of social distance and mood on moral judgment. Participants judged the people who kill one person to save the many by moral and action appropriateness. In study 1 Social distance was induced in best friends and strangers condition. We hypothesized that judgments rely on deontology depends on social distance. Study 1 showed that same actions in moral dilemmas are judged more severely when the people are more socially distant(strangers). But this effect of social distant was found only judgment of moral appropriateness. Study 2 examined how mood can affect moral judgment. There have been many work investigated the role of mood in determining the kind of cognitive processing. Results from study 2 showed participants in positive mood condition are judged more severely. This difference between positive and negative mood was found only judgment of action appropriateness in contrast with study 1. These results suggested that moral judgment can be affected by social distance and mood. We also found that these factors have selected impact on moral and action appropriateness.
권현주(Kwon, Hyun-Ju) 한국어문학회 2017 語文學 Vol.0 No.137
Yi Kigyǒng(penname: Chǒ’gam) is a Confucian scholar, known for antiforeign attitude especially against Catholicism. He was sent into exile for three times, and during the first exile in 1791, he composed two poems of “Simjingok” and “Nangyusa” while staying in Kyǒngwǒn of the Hamgyǒng Province. As the both poems deal with his exile experiences, they have been categorized as “Pyǒgwi kasa”(Poems with a message of rejecting heterodoxy). This type of poems has drawn scholarly attentions due to the scarcity of the lyrics dealing with the theme of anti-Catholicism among many exile poems. This article, however, focuses on the characteristics of Yi’s poems and redefines them as exile poems. The investigation on the Yi’s social circumstances before and after the exile from November 1791 reveals that he has been isolated from the people during the exile. Yi was put into exile three times due to the following three reasons: First, he was punished, as he submitted his memorial to the king during the mourning period. The second case is related with the disagreement between the draft and the memorial composed by Yi. The third exile was triggered by the specific words and phrases Yi used in the memorial. He was accused of using vulgar and vicious expressions that were accused of violating the human decency. In “Simjingok,” Yi Kigyǒng intends to show his embodiment of The Doctrine of the Mean through a means of poems as public representation. The poem is structured into the two themes of the implementation of the orthodoxical study and the criticism against the foreign study. On the other hand, “Nangyusa” is a short poem, in which he rationalized his philosophical and political position with a reference of Mencius.
제주 재래종 감귤 ‘홍귤’, ‘편귤’ 과피 분획물의 항산화, 항염증 효과
현주미(Ju Mi Hyun),박경진(Kyung Jin Park),김상숙(Sang Suk Kim),박석만(Suk Man Park),이영재(Young Jae Lee),안현주(Hyun Joo An) 한국생명과학회 2015 생명과학회지 Vol.25 No.10
한약재로 사용되고 있는 제주 재래 감귤 중 홍귤, 편귤 품종 과피 추출물의 기능성 소재로서의 활용 가능성을 알아보기 위해 용매별 분획물이 보유한 항산화 및 항염증 활성을 조사하였다. 홍귤, 편귤 모두 부탄올 분획물에서 총 페놀성 화합물의 함량이 각각 534.4 mg/g, 342.9 mg/g으로 가장 높았으며, 그 다음으로 에틸아세테이트, 헥산, 그리고 물 분획물 순이었다. 총 플라보노이드 함량에 있어서도 부탄올 분획물에서 홍귤 431.8 mg/g, 편귤 415.7 mg/g으로 가장 높게 나타났다. DPPH 라디칼 소거활성은 부탄올 분획물 1 mg/ml 에서 홍귤(89.2%), 편귤(64.2%) 모두 가장 높았으며, ABTS 라디칼 소거활성에 있어서도 두 품종 모두 부탄올 분획물에서 낮은 농도에서도 매우 우수한 활성을 보였으며 그 뒤로 에틸아세테이트, 헥산, 물 분획물 순이었다. 항염증 효과 측정에서 홍귤, 편귤 에틸아세테이트 분획물 모두 NO, IL-6, iNOS 및 COX-2 단백질 생성 억제 효과를 확인할 수 있었다. 특히 홍귤 에틸아세테이트 분획물 100 μg/ml 농도에서 항염증 효과가 우수하였다. This study investigated the anti-oxidative and anti-inflammatory activity of unripe fruit peel solvent fractions of the native jeju citrus ‘Hongkyool’ (Citrus tachibana Tanaka) and ‘Pyunkyool’ (C. tangerina Hort. ex Tanaka). The total polyphenol content and total flavonoid content were highest in the butanol fraction of both ‘Hongkyool’ (534.4 mg/g, 431.8 mg/g) and ‘Pyunkyool’ (342.9 mg/g, 415.7 mg/g). In both cultivars, the butanol fraction showed the strong antioxidant activity by DPPH radical scavenging and ABTS radical scavenging. The DPPH radical scavenging of the butanol fraction from ‘Hongkyool’ and ‘Pyunkyool’ was 89% and 64% at a concentration of 1 mg/ml, respectively. The ABTS radical scavenging of the butanol fraction from ‘Hongkyool’ and ‘Pyunkyool‘ was 94% and 85% at a concentration of 1 mg/ml, respectively. We investigated the effect of the anti-inflammatory activity of the ethyl acetate fraction from ‘Hongkyool’ and ‘Pyunkyool’ on LPS-induced NO production, IL-6, iNOS, and COX-2 protein expression in Raw 264.7 cells. At concentrations of 50 and 100 μg/ml of the ‘Hongkyool’ ethyl acetate fraction, the anti-inflammatory effect was excellent. These results suggest that ethyl acetate and butanol fractions from ‘Hongkyool’ and ‘Pyunkyool’ could be useful functional materials, with anti-oxidative and anti-inflammatory properties.
현주미 ( Ju Mi Hyun ),김정은 ( Jung Eun Kim ),염현숙 ( Hyun Sook Yeum ),송정민 ( Jung-min Song ),김미량 ( Mi Ryang Kim ),이남호 ( Nam Ho Lee ) 대한화장품학회 2016 대한화장품학회지 Vol.42 No.3
본 연구에서는 세토카 가지 정유의 주요 성분을 분석하고 이들의 항균, 항염 및 세포독성 실험을 진행하였다. 세토카는 제주도에서 널리 재배되고 있는 감귤류의 품종이다. 세토카 나무의 가지는 간벌 작업으로 인해 대부분 폐기되고 있고, 이러한 폐자원의 활용은 최근 많은 관심을 받고 있다. 정유 성분은 세토카 가지의 에탄올추출물을 호호바오일로 처리하여 얻었다. 세토카 정유의 주요 성분은 ethyl linoleate (64.1%), ethyl palmitate (16.5%), neophytadiene (11.1%) 및 β-citronellol (5.1%)임을 확인하였다. 이들의 항균활성을 확인하기 위하여 피부 관련 미생물에 대한 paper disc 확산법을 실시한 결과 Staphylococcus aureus 및 Propionibacterium acnes에서 좋은 항균활성을 보였다. 또한 항염활성을 확인하기 위해 lipopolysaccharide (LPS)로 염증이 유도된 대식세포에서 nitric oxide (NO) 생성량을 측정한 결과 세토카 정유 성분은 농도의존적으로 NO 생성을 저해하였다. WST-1 분석법을 이용하여 세포독성을 측정한 결과 RAW 264.7 macrophage 및 HaCaT 각질형성세포에서 세포생존율이 무처리 대조군과 비슷한 결과를 보였다. 이러한 결과를 바탕으로 세토카 가지 정유는 세포독성이 없으면서 염증억제 및 항균효과가 있음을 확인하였으며, 이를 응용한 화장품소재로써의 개발이 가능할 것으로 여겨진다. This study was designed to analyze the chemical compositions of ‘Setoka’ branch essential oils (SEBO) and to test their biological activities. ‘Setoka’ is a Citrus species widely cultivated in Jeju Island. At the present, ‘Setoka’ branches produced by thinning process were mostly discarded as a waste. Therefore, utilization of this branch waste has received much attention. ‘Setoka’ branch essential oils (SBEO) were prepared by treatment of its ethanol extracts with jojoba oil. SBEO were chemically analyzed using gas chromatograph-mass spectrometry (GC-MS), and following components were identified; ethyl linoleate (64.14%), ethyl palmitate (16.50%), neophytadiene (11.06%) and beta-citronellol (5.09%). The anti-inflammatory activity in the SBEO was examined using RAW 264.7 murine macrophage cells stimulated with LPS. As a result, the SBEO inhibited nitric oxide (NO) productions with a dose-dependent manner. In addition, SBEO showed good anti-microbial activities against drug-susceptible and -resistant skin pathogens such as Staphylococcus aureus and Propionibacterium acnes, which are acne-causing bacteria. Based on these results, we suggest that SBEO has the possibility for use as an anti-inflammatory and anti-microbial agent in cosmetic applications.