• Title/Summary/Keyword: Biological information

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헤파린화 혈액 적합성 고분자 재료

  • 한동근;김영하
    • Journal of Biomedical Engineering Research
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    • v.8 no.2
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    • pp.255-270
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    • 1987
  • A medical image workstation was developed using multimedia technique. The system based on PC-486DX was designed to acquire medical images produced by medical imaging instruments and related audio information, that is, doctors' reporting results. Input information was processed and analyzed, then the results were presented in the form of graph and animation. All the informations of the system were hierarchically related with the image as the apex. Processing and analysis algorithms were implemented so that the diagnostic accuracy could be improved. The diagnosed information can be transferred for patient diagnosis through LAN(local area network).

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심전도

  • 서병설
    • Journal of Biomedical Engineering Research
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    • v.9 no.1
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    • pp.131-134
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    • 1988
  • In this paper, MIIS (Medical Image Information System) has been designed and implemented using INGRES RDBMS, which is based on a client/server architecture. The implemented system allows users to register and retrieve patient information, medical images and diagnostic reports. It also provides the function to display these information on workstation windows simultaneously by using the designed menu-driven graphic user interface. The medical image compression/decompression techniques are implemented and integrated into the medical image database system for the efficient data storage and the fast access through the network.

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Optical-Electronic Method for Statistical Evaluation of Human Corneal Endothelial Patterns (Human Corneal Endothelial 패턴의 통계적 분석을 위한 광전자적 방법)

  • Lee, Yim-Kul
    • Proceedings of the KOSOMBE Conference
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    • v.1992 no.11
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    • pp.58-62
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    • 1992
  • Hybrid optical-electronic procedures are introduced for the automated estimation of cell parameters (e.g., size, size variation, and shape). Two different optical Fourier analysis procedures are applied to high contrast cell boundary patterns obtained from specular micrographs of the endothelial layer. In one case, a large number of cell patterns are illuminated to extract average cell size information. Once the average cell size information has been obtained, individual cells are illuminated to extract shape information.

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Design of Biological Resource Information Management System based on XML (XML기반 생물자원정보 관리시스템 설계)

  • 양진호;이계준;안부영;박형선
    • Proceedings of the Korean Information Science Society Conference
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    • 2002.10c
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    • pp.289-291
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    • 2002
  • 생물다양성정보는 크게 종(species) 정보와 내용(content) 정보로 나눠 데이터베이스화한다. 이때, 분야별 데이터베이스 통합은 종에 대한 횡적인 통합과 내용에 대한 종적인 통합이 동시에 이루어지며, 분류학자들에 의해 정의된 항목과 국제적인 GSD(Global Species Database) 구축의 표준이 되는 내용들을 기반으로 구성요소들의 표준화 정의와 XML기반 표준 DTD를 작성한다. 또한 분산되어 있는 데이터베이스를 대상으로 통합 검색이 가능하도록 Mediator기법을 적용하여 관리시스템을 설계하였다.

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Expression of the Green Fluorescent Protein (GFP) in Tobacco Containing Low Nicotine for the Development of Edible Vaccine

  • Kim Young-Sook;Kim Mi-Young;Kang Tae-Jin;Kwon Tae-Ho;Jang Yong-Suk;Yang Moon-Sik
    • Journal of Plant Biotechnology
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    • v.7 no.2
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    • pp.97-103
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    • 2005
  • This study was carried out to obtain basic information for gene manipulation in potent edible tobacco (Nicotiana tabacum cv. TI 516). N. tabacum cv. TI 516 is a plant for a possible candidate to use as an edible vaccine, since it contains a low level of nicotine. The effective plant regeneration system through leaf disc culture was achieved using a MS basal medium supplemented with 0.1 mg $1^{-1}$ NAA and 0.5 mg $1^{-1}$ BA. In order to transform the N. tabacum cv. TI 516 with the green fluorescent protein (GFP) gene, Agrobacterium tumefaciens LBA 4404 containing the GFP gene was used. Genomic PCR confirmed the integration of the GFP gene into nuclear genome of transgenic plants. Expression of the GFP gene was identified in callus, apical meristem and root tissue of transgenic N. tabacum cv. TI 516 plants using fluorescence microscopy. Western blot analysis revealed the expression of GFP protein in the transgenic edible tobacco plants. The amount of GFP protein detected in the transgenic tobacco plants was approximately 0.16% of the total soluble plant protein (TSP), which was determined by ELISA.

Interactions between Rhizobia and Flavonoids (Flavonoids와 근류균의 상호작용)

  • Kang, Sang-Jae;Park, Woo-Churl;Seo, Sang-Hyun
    • Applied Biological Chemistry
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    • v.40 no.6
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    • pp.551-555
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    • 1997
  • This experiment was carried out to elucidate the biological activity and absorption characteristics of flavonoids in Rhizobium and Bradyrhizobium and to obtain basic information on host specific nodulation by flavonoids in rhizobium-legume symbiosis. The purpose of the present study was to explore the biological activity and the flavonoid absorption indicates that host-specificity is induced by flavonoids in symbiotic nitrogen fixation. Biological activity increased by daidzein and genistein treatment on B. japonicum KCTC 1539 whereas decreased by luteolin treatment but increased by luteolin treatment on R. meliloti whereas decreased by daidzein and genistein treatment. Daidzein and genistein are absorbed by B. japonicum, KCTC 1539 at higher rate than other flavonoids. Especially, luteolin was absorbed at a least rate. Luteolin are absorbed by R. meliloti KCTC 2353 at higher rate than other flavonoids. Especially, daidzein and genistein was absorbed at a least rate.

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