• Title/Summary/Keyword: 방임

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Molecular phylogeny and divergence of photosynthetic pathways of Korean Cypereae (Cyperaceae) (한국산 방동사니족(사초과) 식물의 분자계통과 광합성경로의 분화)

  • Jung, Jongduk;Ryu, Youngil;Choi, Hong-Keun
    • Korean Journal of Plant Taxonomy
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    • v.46 no.3
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    • pp.314-325
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    • 2016
  • Multiple changes of the photosynthesis pathway are independent evolutionary events occurring in the phylogeny of flowering plants, and such changes have occurred more than five times in Cyperaceae. In the tribe Cypereae, the C4 photosynthetic pathway appeared only once and is regarded as a synapomorphy of the C4 plants within this tribe. The morphological delimitation of genera within Cypereae does not correspond to their molecular phylogenetic relationships. In this study, the molecular phylogeny was compared with the photosynthetic pathways of Korean Cypereae (18 species of Cyperus, 1 species of Kyllinga, and 1 species of Lipocarpha). The photosynthetic pathways were determined by observing the leaf anatomy. The phylogenetic analysis was performed using three DNA regions (nrITS, rbcL, and trnL-F). According to the position of the photosynthetic tissue, 4 species (C. difformis, C. flaccidus, C. haspan, and C. tenuispica) and 16 species (14 Cyperus species, K. brevifolia var. leiolepis, and L. microcephala) were confirmed as C3 and C4 plants, respectively. Tribe Cypereae was divided into the CYPERUS and FICINIA clades, and all species of Korean Cypereae plants belonged to the CYPERUS clade in the phylogenetic analysis. Within the CYPERUS clade, C4 plants were monophyletic but their phylogenetic relationships were unclear. The genera Kyllinga and Lipocarpha were not supported as an independent genus in either case because they were nested by the Cyperus species in the molecular phylogenetic trees in the present and in previous studies. To determine the classification within the CYPERUS clade, a detailed morphological study and a molecular phylogenetic analysis at a high resolution will be necessary.

A Study on the Distribution, Contents and Types of Stone Inscription of Wuyi-Gugok in China (중국 무이구곡 바위글씨(石刻)의 분포와 내용 및 유형에 관한 연구)

  • Rho, Jae-Hyun;Cheng, Zhao-Xia;Kim, Hong-Gyun
    • Journal of the Korean Institute of Traditional Landscape Architecture
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    • v.38 no.1
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    • pp.115-131
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    • 2020
  • Through literature research and field investigation, this paper attempts to study the distribution, morphology and the typification of the visual and perceptual stone inscription in Wuyi-Gugok of China. The results are as follows: First, there are 350 stone inscriptions in total from the 1st Gok to 9th Gok in Wuyi-Gugok. Second, according to the analysis of the stone inscription distribution, 74(21.2%) stone inscriptions in the 5th Gok, 67(19.2%) in the 6th Gok, 65(18.6%) in the 1st Gok, 60(17.2%) in the 2nd Gok and 53(15.2%) in the 4th Gok are confirmed. The above five Goks contain 319(91.1%) stone inscriptions, so they have rich cultural landscape. Third, according to the survey, the number of the stone inscriptions existed in the Sugwangseok of the 1st Gok are 41(22.6%), in the Homagan of Cheonyubong of the 6th Gok are 29(8.3%), in the Jesiam of the 4th Gok are 23(6.6%), in the Nyeongam of the 2nd Gok are 22(6.3%), in the Hyangseongam of the 6th Gok are 21(6%), in the Unwa of the 5th Gok are 19(5.4%), in the Bokhoam of the 5th Gok are 18(5.1%), in the Eunbyeongbong of the 5th Gok are 17(4.9%), in the Daejangbong of the 4th Gok are 14(4%), in the Daewangbong of the 1st Gok and the Geumgokam of the 4th Gok are 12(3.4%). Thus, a total of 228 (65.1%) stone inscriptions are concentrated in these 11 sites, which represent the popularity and cultural value of these rocks. Fourth, the stone inscription of Wuyi-Gugok, praising the landform and topographical geological landscape of Mount Wuyi, mainly describe the scenic name of each Gok related to Zhu Xi's Gugok culture, appreciate Zhu Xi's tracks and the stone inscription in the sacred land of Neo-Confucianism culture, and also record the Confucian edification of mencius thoughts, Muigun(武夷君) and the myths and legends related to the site names of Wuyi mountain, which can remind people of the worldview of the celestial paradise where the gods live and the fairyland of the land of peach blossoms. In addition, it indicates that the historical and cultural landscape, which is full of colorful history and myths and legends, including allusions related to Confucian, buddhist and Taoist celebrities and the ancestor ancient things related to traditional culture of China is very diverse. Fifth, the results of the classification, based on the content of the stone inscription in Wuyi-Gugok, are classified as the scenery name inscription, the praise scene inscription, the recording travel inscription, the recording event inscription, the philosophy inscription, the expressing emotion inscription, the religion inscription, the inscription for auspiciousness, the slogan and expressing ambition inscription and the official document notice inscription, among which there are 102(29.1%) praise scene inscriptions, 93(26.6%) scenery name inscriptions and 61(17.4%) recording travel inscriptions. The stone inscriptions of Wuyi-Gugok have the characteristics of the special emphasis on scenery names, landscape praise and commemorative tours. Sixth, the analysis of the intertext between the 「Figure of Wuyi-Gugok」 and Wuyi-Gugok rock letters, in the study found that the method of propagation between media was mostly the method of propagation of quotations and maintained intermedia through extension, repetition, extension, and compression.

Study on the affect of abuse and neglect On juvenile delinquencies -Focused on Gyeonggi-do and Seoul social welfare- (청소년의 비행에 영향을 미치는 학대와 방임에 관한 연구 -경기도와 서울에 있는 사회복지시설을 중심으로-)

  • Lee, Mi-Ja;Cho, Sung-Je
    • Journal of the Korea Academia-Industrial cooperation Society
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    • v.15 no.1
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    • pp.182-188
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    • 2014
  • The purpose of this study is to acknowledge how influences of abuse and neglect affect juvenile delinquencies. We created this study by surveying 180 random students from April 1, 2013 to August 5, 2013. Frequency analysis, t-test, and correlation analysis were used for data analysis in this study. The significance level of empirical analysis was verified as 5%. As the result, First, physical abuse depends on the age difference Second, emotional abuse depends on the lower ranked students. Third, The more often the sexual abuse, the more frequent the seriousness of juvenile delinquencies occurred. Also, Fourth, neglect had a significant difference in religion. The religion that was related to neglect is in this order: Christian being the most, non-religious, others and Catholic being the least. This study showed that compared to physical abuse, emotional abuse was a critical factor of having juvenile delinquencies. This result will be used for the prevention of juvenile delinquencies later on.

The Relationship between Ego-Resilience, Mattering and School Life Adjustments of Elementary Students Participating in Physical Activity after School (방과 후 체육활동 참여 초등학생들의 자아탄력성과 또래존재감 및 학교생활적응의 관계)

  • Cho, Gun-Sang;Choi, Young-Jun
    • Journal of Digital Convergence
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    • v.14 no.6
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    • pp.477-487
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    • 2016
  • This study examines the relationship between ego-resilience, mattering and school life adjustments of elementary students participating in physical activity after school. The number of subjects for this study were 429 who were participating in the physical activity after school in Gyeonggi-do. The reliability and validity test of the questionnaire and descriptive analysis, factor analysis, correlation were conducted by using SPSS 20.0 and structural equation model was conducted by using AMOS 20.0 program. The results are as follows; First, ego-resilience of elementary students participating in physical activity after school affects their mattering. Second, mattering of elementary students participating in physical activity after school affects their school life adjustments. Third, ego-resilience of elementary students participating in physical activity after school affects their school life adjustments. Lastly there is a causal relationship between ego-resilience, mattering and school life adjustments of elementary students participating in physical activity after school.

Effects of HyangsosanGamibang on the $PPAR{\gamma}$ in the bronchial asthma mouse model (천식 백서(喘息 白鼠)에서 향소산가미방(香蘇散加味方)의 $PPAR{\gamma}$에 대한 효과)

  • Park, Eun-Jung;Lee, Hai-Ja;Oh, Ji-Eun
    • The Journal of Pediatrics of Korean Medicine
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    • v.21 no.1
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    • pp.41-51
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    • 2007
  • 목적 : OVA에 유도된 천식 쥐 모델에 향소산가미방을 투여한 후 $PPAR{\gamma}$의 변화를 조사하여 향소산가미방의 천식 치료 기전을 알아보고자 하였다. 대상 및 방법 : 8주된 암컷 BALB/c 마우스에 첫 날과 14일 후에 20 ${\mu}g$의 OVA를 알루미니윰 하이드록사이드 1mg과 혼합한 후 총 200 ${\mu}g$를 복강 내로 주입하여 감작시켰다. 처음 감작시킨 날로부터 21,22,23일 후에 천식 모델에 사용하는 초음파 분무기를 이용하여 세 번째 감작시켜서 천식 마우스 모델을 만들었다. 천식 마우스 모델을 만드는 기간 중 OVA를 복강 내로 주입한 후 19일째에 24시간의 간격으로 향소산가미방을 7일 동안 경구 투여하여 향소산가미방의 효과를 조사하였다. 기관지폐포세척술은 마지막 감작 후 72시간 후에 실행하고 기관지폐포 세척액의 총 세포수를 측정하였다. $PPAR{\gamma}$의 발현은 천식 마우스 모델의 폐와 향소산가미방을 투여한 마우스 모델의 폐를 적출한 후 Western blotting 방법을 아용하여 측정하였다. 병리 조직학적 검사는 hematoxylin 2 and eosin-Y 염색을 이용하여 조사하였다. 결과 : 정상 군과 비교하여 OVA감작 천식 쥐 모델에서는 72시간 후에 총 세포 수가 증가하였다. 특히 OVA감작 천식 군에서 증가된 호산구의 수가 향소산가미방을 투여 한 쥐 군에서는 유의하게 감소하였다. OVA감작 천식 쥐 모델에서 72시간 후에 정상 군과 비교하여 핵 내에서의 $PPAR{\gamma}$단백질의 발현이 약간 증가하였다. 그러나 향소산가미방을 투여한 쥐 모델에서는 세포질과 핵 내에서 $PPAR{\gamma}$단백질의 발현이 유의하게 증가하였다. 조직학적 검사상 정상 군과 비교하여 OVA 감작된 천식 쥐 모델에서는 폐포, 세기관지, 기도내강 주변에 많은 염증 세포들이 있었다. 그러나 가미향소산 을 투여 한 후에는 염증 세포들이 유의하게 감소하였다. 결론 : 가미향소산은 $PPAR{\gamma}$작용제로서 역할을 하며, 천식에 대한 치료제 또는 예방제를 개발하는 데 후보 물질이 될 것으로 사료된다.

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Exploring the Meaning of Extracurricular Specialized Activity in Early Childhood Education (유아교육기관 방과 후 특별활동에 대한 의미 탐색)

  • Jeong, In-Sun;Kim, Bo-Rim;Park, Ji-Sun
    • The Journal of the Korea Contents Association
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    • v.19 no.10
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    • pp.372-384
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    • 2019
  • The purpose of this study was to investigate the meaning of the extracurricular activities in the early childhood education institutions because the discussions and the discrepancy between theoretical viewpoint and reality are gradually expanded. For this purpose, the classes of three early childhood education institutes were observed, and interviews with the instructors were conducted where extracurricular activities programs were implemented. The meanings of extracurricular activities in the early childhood education institutes were 'coexistence of newness and pleasure', 'meaning as learning', 'diverse teaching media experience' and 'inevitable limit' in the reality of formal lessons and other situations. Based on the results of this study, it is necessary to make comprehensive and complementary approaches between the formal curriculum and extracurricular activities for the future high quality extracurricular activity education. Continuous training and education of the instructor are required for better extracurricular activities.