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      • SCOPUSKCI등재

        The Modularity of Morphosyntax: Mentally Retarded Children’s Production of Conjugated Predicates in Korean

        Jong,Sup Jun 경희대학교 언어연구소 2012 언어연구 Vol.29 No.2

        In this paper, we investigate whether mentally retarded (=MR) Korean children’s production of conjugated predicates follows the same generalization that has been reported for normal children’s language performance. For this, we elicited narratives from 15 MR children, and analyzed their production of conjugated predicates. We cross-classified the conjugation patterns in terms of four categorical variables: morphological class, (morpho-)syntactic conjugation, semantic class, and age. Results from the log-linear regression analysis show that MR children’s use of predicate conjugation is constrained by the same generalization that determines the distribution of normal children’s conjugation patterns. That is, both MR and normal children’s production of conjugated predicates is nicely predicted by the interaction between the morphological and semantic classes of each predicate, and by the main effect of conjugation type. The overall finding supports the modularity view of language in terms of morphosyntax; i.e. the language capacity is dissociated from the general cognition.

      • Suppressive effects of three diketopiperzines from marine-derived bacteria on TGFBIp-mediated septic responese in human endothelial cells and mice

        ( Byeongjin Jung ),( Sae Kwang Ku ),( Ming Gao ),( Kyung Min Kim ),( Min Su Han ),( Hyukjae Choi ),( Jong Sup Bae ) 영남대학교 약품개발연구소 2016 영남대학교 약품개발연구소 연구업적집 Vol.26 No.-

        Diketopiperazine is a naturally occurring cyclic dipeptide found from diverse living organisma. The com-pounds in this structure class have been known with a broad spectrum of bioactivities including anti-inflamma-tory activities. Transforming growth factor β-induced protein (TGFBIp) is an extracellular matrix protein whose expression in several cell types is greatly increased by TGB- β. TGFBIp is released by human umbilical vein endothelica cells and functions as a mediator of experi-mental sepsis. Here, three (1-3) of diketopiperazines were isolated from two strains of marine-derived bacteria and we hypothesized that 1-3 could reduce TGFBIp-mediated severe inflammatory responses in human endothelial cells and mice. Here, we investigated the anti-septic effects and underlying mechanisms of 1-3 effectively inhibited lipopolysac-charide-induced release of TGFBIp and suppressed TGFBIp-mediated septic responses. In addition, 1-3 sup-pressed cecal ligation and puncture (CLP)-induced sepsis lethality and pulmonary injury. In conclusion, 1-3 sup-pressed TGFBIp-mediated and CLP-induced septic response. Therefore, 1-3 could be a potential therapeutic agent for treatment of various severe vascular inflamma-tory diseases inhibition of the TGFBIp signaling pathway.

      • 육우 햄에 대한 소비자 선호 분석

        박종섭, 최양일, 공기서, 여순식 忠北大學校 農業科學硏究所 2012 農業科學硏究 Vol.28 No.3

        The purpose of this study is to estimate the implicit prices and consumers’ preference by attributes on Korean beef cattle ham using choice experiments. Main attributes are the country of origin, non-antibiotic certification, HACCP certification, addition of Korean agricultural products and use of natural colors. The implicit prices of each attribute and level for country of origin are estimated as KRW 919.0 for Korean pork, KRW 2,173. for imported beef and KRW 5,232.9 for Korean cattle beef. The other estimated implicit prices are KRW1,762.9 for non-antibiotic certification, KRW 577.5 for HACCP certification, KRW 57.9 for addition of Korean agricultural products and finally, KRW 572.9 for use of natural colors. This study is expected to contribute to the decision-making process of Korean beef cattle farmers by providing useful quantitative information on attributes and price that are related to consumers’ preference on Korean beef cattle ham.

      • KCI등재

        가시오갈피의 생리·생태적 특성 (Ⅰ) : 산지별 순광합성, 기공증산, 기공전도도 Net Photosynthetic Rates, Stomatal Transpirations, Stomatal Conductances of Leaves

        한상섭,권정중,이갑연,허성두,김하선,김종원 江原大學校 森林科學硏究所 2003 Journal of Forest Science Vol.19 No.-

        이 연구는 가시오갈피 엽의 생리적 특성을 밝히고자 광합성, 기공증산, 기공전도도의 생리반응을 측정한 것으로 결과를 요약하면 다음과 같다. 1. 광보상점은 양엽이 약 30 μ mol m^(-2) s^(-1), 음엽이 약 15 μ mol m^(-2) s^(-1) 이었다. 2. 광포화점은 양엽이 약 1,000 μ mol m^(-2) s^(-1), 음엽이 약 300 μ mol m^(-2) s^(-1) 이었다. 3. 우리나라 및 중국산 가시오갈피 상엽의 순광합성속도는 약 8.0-8.8 μ mol m^(-2) s^(-1) 로 산지간에 유의차가 인정되지 않았다. 제주산 섬가시오갈피 상엽은 약 6.9 μ mol m^(-2) s^(-1) 로 다소 낮았다. 4. 모든 산지에서 중위엽의 순광합성속도는 상엽의 40-65%, 하위엽은 상엽의 30% 정도이었다. 그러나 섬가시오갈피 하엽은 상엽의 약 71%로 다소 높았다. 5. 상엽의 기공증산속도는 1.1-1.4 mmol H₂O m^(-2) s^(-1), 중위엽은 0.7-1.0 mmol H₂O m^(-2) s^(-1), 하위엽은 0.5-0.6 mmol H₂O m^(-2) s^(-1)로 산지별로 유의차가 없었다. 6. 기공전도도는 상엽이 약 70-90 mmol H₂O m^(-2) s^(-1)로 산지별 유의차가 인정되지 않았다. 그러나 제주 섬가시오갈피 상엽은 약 380 mmol H₂O m^(-2) s^(-1)로 타산지보다 현저히 높았다. This study was made on the physiological reactions of photosynthesis, stomatal transpiration, stomatal conductance of Acanthopanax senticosus of leaves. The resuits obtained are as follows : 1. The light compensation points were approximately 30μ㏖ m^(-2)s^(-1) in sun leaves and 15μ㏖ m^(-2)s^(-1) in shade leaves. 2. The light, saturation points were approximately 1,000μ㏖ m^(-2)s^(-1) in sun leaves and 300μ㏖ m^(-2)s^(-1) in shade leaves. 3. There was no significant between various mountains distributed, net photosynthetic rates were approximately 8.0 to 8.8μ㏖ m^(-2)s^(-1) in upper leaves. However, net photosynthetic rate in upper leaves of Acanthopanax koreanum in Jeju island was slightly low about 6.9μ㏖ m^(-2)s^(-1). 4. Net photosynthetic rate in middle leaves of all mountains was ranged from 40% to 65% of upper leaves, and that in lower leaves was approximately 30% of upper leaves. But, the net photosynthesis in lower leaves of Acanthopanax koreanum in Jeju island was slightly high about 71% of upper leaves. 5. There was no significant between various mountains distributed, stomatal transpirations were ranged from 1.1 to 1.4 mmol H₂Om^(-2)s^(-1) in upper leaves, 0.7 to 1.0 mmol H₂O m^(-2)s^(-1) in middle leaves, and 0.5 to 0.6 mmol H₂0m^(-2)s^(-1) in lower leaves, respectively. 6. There was no significant between various mountains distributed, the stomatal conductance in upper leaves was ranged from 70 to 90 mmol H₂O m^(-2)s^(-1) . However, stomatal conductance in upper leaves of Acanthopanax koreanum in Jeju island was approximately 380 mmol H₂O m^(-2)s^(-1), its remarkedly higher than any other mountain.

      • 환경시료 중의 다이옥신류 분석방법에 관한 연구

        김종국,신은섭 全北大學校 附設 都市및環境硏究所 1997 都市 및 環境硏究 Vol.12 No.1

        An analytical method was investigated for the isomer-specific determination of tetra to octa chlorinated dibenzo-p-dioxins and dibenzofurans in environmental samples A series of column chromatographic clean up, silicagel, alumina, activated carbon, were discussed. Identification and quantification were performed using high resolution gas chromatography/high resolution mass spectrometry. The result shows that the toxicologically important 2,3,7,8-substituted isomers can be separated from other isomers with two GC columns of DB-5 and DB-17. The range of internal standard recoveries were 71.3∼91.9% with 5.7∼11.3% standard deviations for environmental samples. The detection limits were 0.01∼0.1pg/g dry weight, for semident and soil samples, and 0.01∼0.06pg/g wet weight for organism samples.

      • 政府支出과 租稅收入間 因果分析 : 오차수정모형의 응용

        박종섭 충북대학교 농업과학기술연구소 1996 農業科學硏究 Vol.13 No.-

        This paper applies cointegration and error-correction models to test the causal relation between government expenditures and tax revenues in Korea over the period 1953-1995. These econometric techniques have recently gained attention in empirical research not only for simplicity and relevance in analysing time-series data but also for ensuring stationary and providing additional channels through which Granger causality could emerge if two variables are cointegrated. We performed the unit root tests in levels and first differences. The levels of tax revenue and government expenditure variables are non-stationary, but the first differences of that variables are stationary indicating that these variables are in fact integrated of order one, I(1) . We performed Engle Granger cointegration tests by estimating the cointegrating equation in order to obtain the residuals used in the error-correction models. We are interesting to see what causes what, that is, the direction of causality between tax revenues and government expenditures. The empirical results obtained from the error-correction models indicate that causality runs from government expenditures to tax revenues. This is based on the significance of the error-correction coefficient, η. The results imply that higher government expenditures would lead to higher tax revenues.

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