• 제목/요약/키워드: indirect cause

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Fire & Life Safety Challenges in Sustainable Tall Building Design

  • Li, Fang;Reiss, Martin
    • 국제초고층학회논문집
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    • 제2권1호
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    • pp.31-38
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    • 2013
  • The movement towards sustainable building design can result in unique fire protection challenges and concerns, especially with super tall buildings in relationship to traditional prescriptive code compliance. Different countries haves different code requirements as well as local best practices and may cause conflict with the design features when designing green buildings. These include, but not limited to green roofs, sprinkler water quality and testing, fire department access and areas of refuge with direct or indirect impact by the perspective code compliance. The solutions to these prescriptive code challenges and fire safety concerns can range from simple alternatives to more detailed engineering performance-based design analyses with good solid practice.

소의 테이레리아병 치료시 Theileria sergenti의 32kDa Polypeptide 검출의 유용성 (Usefulness of 32kDa Polypeptide Detection of Theileria sergenti in Monitoring Treatment Progress of Bovine Theileriosis)

  • 김병수
    • 대한수의학회지
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    • 제42권3호
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    • pp.377-382
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    • 2002
  • Bovine piroplasmosis caused by Theileria sergenti is a major cause of economic loss in livestock industry. Five cattle infected with Theileria sergenti showing severe and fatal anemia, confirmed by indirect immunofluorescent assay(IFA), were used in this study. Four cattle were treated with diminazene aceturate and one was not treated as the control. The therapeutic effect of diminazene aceturate against Theileria sergenti infection was monitored by detecting the 32kDa polypeptide specific for Theileria sergenti by the western blotting with both polyclonal and monoclonal antibodies. The 32kDa polypeptide detected at the beginning of diminazene aceturate treatment was not detectable after the treatment. It is postulated that the detection of the 32kDa polypeptide specific for Theileria sergenti may be a good tool for the diagnosis and monitoring the treatment progress of Theileria sergenti infection.

지반굴착공사로 인한 사고사례 분석 (Analysis of accidents due to Urban Ground Excavation)

  • 성주현;윤종구;정수형
    • 한국지반공학회:학술대회논문집
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    • 한국지반공학회 2010년도 추계 학술발표회
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    • pp.1087-1094
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    • 2010
  • With recent growth of population and industry, urban development grows into grand scheme of excavation and construction in urban area. As the development progress advanced, the developments get large and deepen. With a progress of technology development in geotechnical engineering in Korea, most our grand scheme of projects follows great progress. On the other hand, some excavation in construction site caused direct or indirect event that affects the adjacent or surrounding structures by excavation from time to time. This event usually happens around residential and commercial area where underground tunnel, subway station, commercial building, and high-rises excavation site is, could lead great damage on economy as well as personal injury or human casualties. In order to prevent this event, the study has to be done with analysis on various events of excavation and its cause. In this paper, the research has collected the various excavation events and their causes to analyze on each site and event to define emphasis on surrounding environment.

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수산해양계열 고등학생의 전공만족, 진로탐색 자기효능감 및 진로탐색행동의 구조적 관계 연구 (A Study on the Structural Equation Modeling of the Relationships among Major Satisfaction, Career Search Efficacy, and Career Exploration Behavior with Marine Science High School Students)

  • 허균
    • 수산해양교육연구
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    • 제25권6호
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    • pp.1306-1314
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    • 2013
  • The purpose of this study is to find the structural relationships among major satisfaction, career search efficacy, and career exploration behavior with marine science high school students. For investigating this topic, 524 students were surveyed from the marine science high schools. In order to find out the structural relationships among major satisfaction, career search efficacy, and career exploration behavior, structural equation modeling was used. Followings were the results of the research: (a) Major satisfaction effected significantly on the career search efficacy. (b) Career search efficacy effected significantly on the career exploration behavior. (C) There was not significant direct cause and effects from major satisfaction to career exploration behavior, but indirect effect was significant. Some recommendations were suggested for increasing career exploration behavior of marine science high school students.

BioRational Approaches for Insect Control

  • Bowers, William-S.
    • 한국응용곤충학회지
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    • 제31권3호
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    • pp.289-303
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    • 1992
  • Investigation of the environmental impact of widespread pesticide use has revealed a virtue/vice relationship. Although many pesticides perform their function and disappear without harm to the environment, others persist beyond their useful purpose and cause direct of indirect hazard to man, domestic animals and wildlife. Concurrently, many pests have rapidly adjusted to chemical control practices through changes in behavior that avoid exposure to pesticides of throuth genetic selection for populations resistant to the toxicants. The prospect of losing control over insect herbivores and desease vectors and returning to the days of global hunger and disease is unthinkable. Fortunately, from basic studies of insect and plant biology many opportunities for the development of safe, selective and environmentally pacific strategies for insect pest management are being realized.

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Motor and Sensory Peripheral Neuropathy in a Patient Came after Acute Carbon Monoxide Intoxication: a Case Report with Magnetic Resonance Image

  • Lee, Seungmin;Kim, Sang Yoon;Lee, Jee Young;Choi, Min Jeong
    • Investigative Magnetic Resonance Imaging
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    • 제20권3호
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    • pp.175-180
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    • 2016
  • Carbon monoxide (CO) intoxication is a leading cause of the variable neuropsychiatric impairment. Despite of widely known central nerve system complications after CO intoxication, peripheral neuropathy due to CO poisoning is rare and has been under-recognized. We report interesting case of a 29-year-old male who suffered from motor weakness and sensory abnormalities in his lower extremity following acute CO intoxication. The patient revealed direct and indirect signs of peripheral neuropathy of the left inferior gluteal and sciatic nerve on magnetic resonance imaging.

보안환경에서 이질형 시스템의 전역 복구 관리 프로토콜 (Global Recovery Management Protocol for Heterogeneous System in Security Environments)

  • 정현철
    • 디지털산업정보학회논문지
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    • 제5권4호
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    • pp.51-59
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    • 2009
  • Many failures are due to incorrectly programmed transactions and data entry errors. System failure causes the loss or corruption of the contents of volatile storage. Although global processing protects data values to detect direct or indirect information effluence, security environments are very important in the recovery management of heterogeneous systems. Although transaction can't control system fault, the restart for the system can cause information effluence by low bandwith. From various faults, it is not easy to maintain the consistency and security of data. This paper proposes recovery management protocols to assure global multilevel secure one-copy quasi-serializability in security environments of heterogeneous systems with replicated data and proves its correctness. The proposed secure protocols guarantee the reliability and security of system when the system fault is happened.

The role of cell type-specific mitochondrial dysfunction in the pathogenesis of Alzheimer's disease

  • Kim, Dong Kyu;MookJung, Inhee
    • BMB Reports
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    • 제52권12호
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    • pp.679-688
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    • 2019
  • The decrease of metabolism in the brain has been observed as the important lesions of Alzheimer's disease (AD) from the early stages of diagnosis. The cumulative evidence has reported that the failure of mitochondria, an organelle involved in diverse biological processes as well as energy production, maybe the cause or effect of the pathogenesis of AD. Both amyloid and tau pathologies have an impact upon mitochondria through physical interaction or indirect signaling pathways, resulting in the disruption of mitochondrial function and dynamics which can trigger AD. In addition, mitochondria are involved in different biological processes depending on the specific functions of each cell type in the brain. Thus, it is necessary to understand mitochondrial dysfunction as part of the pathological phenotypes of AD according to each cell type. In this review, we summarize that 1) the effects of AD pathology inducing mitochondrial dysfunction and 2) the contribution of mitochondrial dysfunction in each cell type to AD pathogenesis.

배전용 변압기 고압측으로의 뇌서지 전파 (Propagation of Lightning Surges toward primary Side of Distribution Transformer)

  • 이복희;이수봉;김병근;이승칠;이동문;정동철
    • 한국조명전기설비학회:학술대회논문집
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    • 한국조명전기설비학회 2003년도 학술대회논문집
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    • pp.269-272
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    • 2003
  • The importance of the improving quality of electric power is being strongly raised, owing to an increasing use of sensitive and small-sized electronic devices and system. The transient overvoltage on low-voltage AC power distribution system are induced by direct or indirect lightning return strokes, and those can cause damage and/or malfunction of the utility system for borne automation, office automation and factory automation as well as medical equipments. The behavior of lightning surge transferred to the primary side from the primary side in distribution transformers were experimentally investigated the protection effect of low voltage SPD installed at the secondary side of distribution transformers was analyzed.

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Occurrence of Plant-Parasitic Nematodes of Turfgrass in Korea

  • Mwamula, Abraham Okki;Lee, Dong Woon
    • The Plant Pathology Journal
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    • 제37권5호
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    • pp.446-454
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    • 2021
  • Plant-parasitic nematodes are not only an important constraint on agricultural crop production, but also cause both direct and indirect damage to turfgrass, which is a ground cover plant. However, studies on plant-parasitic nematodes of turfgrass in Korea are scarce. A survey for plant-parasitic nematodes was carried out on 13 golf courses in Korea. The results yielded 28 species/taxa belonging to 16 genera and 12 families of plant-parasitic nematodes. Among the isolated species, Helicotylenchus microlobus, Mesocriconema nebraskense, Tylenchorhynchus claytoni, Mesocriconema sp., and Meloidogyne graminicola were the most prevalent species in all management zones. Twelve species were new records of plant-parasitic nematodes in Korea. Highest maximum densities were showed by T. claytoni, Paratylenchus nanus, M. nebraskense, M. graminicola, and H. microlobus. Diversity (H'), was significantly higher in fairways compared to tees and greens, though species evenness (J') and dominance (D) showed no statistically significant differences. This information is crucial in nematode problem diagnosis, and the subsequent formulation of management strategies.