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Six-years' Experience of Pseudomosaicism and Maternal Cell Contamination in Cultured Amniocytes

  • Moon, Shin-Yong;Jee, Byung-Chul;Kim, Seok-Hyun;Oh, Sun-Kyung;Park, Joong-Shin;Choi, Young-Min
    • Journal of Genetic Medicine
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    • v.3 no.1
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    • pp.25-27
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    • 1999
  • Purpose: To present our experiences in pseudomosaicism or maternal cell contamination in genetic mid-trimester amniocentesis confirmed through percutaneous umbilical blood sampling. Methods: From 1992 to 1997, repeated cytogenetic evaluation with fetal cord blood was carried out in 14 cases showing mosaic patterns. Results: We confirmed pseudomosaicism in 12 cases (85.7%) by repeated cytogenetic evaluation, and also maternal cell contamination in 2 cases. Conclusion: Repeated cytogenetic evaluation via percutaneous umbilical blood sampling was a rapid and useful method for the confirmation of mosaicism resulted from genetic mid-trimester amniocentesis.

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Dynamic evaluation of water source safety based on fuzzy extension model

  • Ou, Bin;Gong, Aimin;He, Chunxiang;Fu, Shuyan
    • Membrane and Water Treatment
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    • v.10 no.2
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    • pp.149-154
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    • 2019
  • The information matter-element system was built to assess safety of water source. Based on the thought of multiindex fusion, fuzzy matter-element model evaluating water source behavior was constructed by matter-element transform. This model can process comprehensively hydrogeological data, ecological environment, water pollution, surface disturbance, and so on. Water source safety behavior can be described by the qualitative and quantitative manners. According to the development trend of quantitative results, water source safety behavior can be expressed dynamically. As an example, the proposed method was used to assess safety status of 7 water sources in the region. The numerical example shows that the proposed method is feasible and effective, and the evaluation results are reasonable.

Organoleptic Evaluation of the High-Protein Yoghurt containing the Edible Insect Oxya chinensis sinuosa (Grasshopper): A Preliminary Study

  • Kim, Hong-Seok;Kim, Young-Ji;Chon, Jung-Whan;Kim, Dong-Hyeon;Song, Kwang-Young;Kim, Hyunsook;Seo, Kun-Ho
    • Journal of Dairy Science and Biotechnology
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    • v.35 no.4
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    • pp.266-269
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    • 2017
  • This objectives of this study were to assess the pH and titratable acid (TA) and conduct sensory evaluation of the high-protein yogurt supplemented with Oxya chinensis sinuosa (grasshopper). High-protein yogurt containing Oxya chinensis sinuosa powder displayed TA of 0.93% to 1.1%, and a pH of 4.3 or 4.4. There were no significant differences between the control and treated groups in pH and TA. Organoleptic evaluations revealed that, except for color and texture, taste, flavor, and overall acceptability showed decreased trends in proportion to the amount of Oxya chinensis sinuosa powder. Further studies will explore the potential of Oxya chinensis sinuosa powder as a protein with health benefits for humans.

Study on function evaluation tools for stroke patients (뇌졸중(腦卒中) 환자(患者)의 기능평가방법(機能評價方法)에 대(對)한 연구(硏究))

  • Ko, Seong-Gyu;Ko, Chang-Nam;Chox, Ki-Ho;Kim, Young-Suk;Bae, Hyung-Sup;Lee, Kyung-Sup
    • The Journal of Korean Medicine
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    • v.17 no.1 s.31
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    • pp.48-83
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    • 1996
  • Our conclusions for function evaluation tools of Stroke patients are as follows. 1. Evaluating tools of Activities of Daily Living, Katz Index, Barthel Index, Modified Barthel Index have high validity and reliability because of ease of measuring, high accuracy, consistency, sensitivity and sufficient stastistics, but they mainly measure motor function except sense, mentation, language, and social conception. Therefore cerebrovascular disease and brain injury in trauma patients with lacked acknowledgement and sensation, we are not able to apply these tools. 2. PULSES Profile is a useful scale for measuring the patient's over-all status, upper and lower limb functions, sensory components, excretary functions, and intellectual and emotional adaptabilities. It is recognized as a good, useful tool to evaluate patient's whole function. 3. Motor Assessment Scale was designed to measure the progress of stroke patients. The scale was supplemented with upper arm function items. We believe that the Motor Assessment Scale could be a useful evaluation tool with inter-rater reliability ,test-retest reliability. 4. The existing evaluation tools, Katz Index, Barthel Index, Modified Barthel Index, PULSES Profile, Motor Assessment Scale, mainly measured the rehabilitational motor function of sequela of cerebrovascular patients. On the other hand CNS & INH stroke scale can measure cerebrovascular disease patient's neurologic deficits and over-all stautus, which are recognition ability, speech status, motor function, sensory function, activities of daily living. Those scales have been recognized as useful tools to measure function of cerebrovascular disease patients and have increased in use. 5. Every function evaluation tool was recognized to have some validity and inter-rater, test-retest reliability in items of each evaluation tool and total scores of each evaluation tools, but it is thought that none of these scales have been fully validated and proved reliable. Therefore afterward, the development of a highly reliable rating system may best be accomplished by a careful comparison of several tools, using the same patients and the same observers in order to choose the most reliable items from each. 6. Ideal evaluation tools must have the following conditions; (1) It should show the objective functional statues at the same time. (2) It should be repeated consecutively to know changed function status. (3) It should be easy to observe the treatment program. (4) It should have the same result with another rater to help rater exchange information with treatment team members. (5) It should be practical and simple. (6) The patient should not suffer from the observer.

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Research about the Evaluation Index of Agricultural Sightseeing Garden Landscape Resources based on AHP

  • YU, Lan-ling;PIAO, Yong-ji;JIANG, Dao-zhu;Jo, Hyunju
    • Journal of Environmental Science International
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    • v.25 no.4
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    • pp.483-490
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    • 2016
  • On the basis of conducting a comprehensive investigation to agricultural sightseeing garden landscape resources, we established a evaluation index system of agricultural sightseeing garden landscape resources. From the perspective of experts, comparing the importance of all levels indicators, we obtained the weights of landscape resources evaluation index through using the Analytic Hierarchy Process. The result showed that the descending order of the weights of influence of agricultural sightseeing garden nineteen evaluation index is: reach ability (0.128), safety (0.083), location (0.078), participatory (0.076), cultural value (0.058), ecological conditions (0.057), scenic beauty (0.0505), environmental quality (0.051), featured properties (0.0501), environmental tolerance (0.048), reputation (0.047), environmental capacity (0.045), humanize (0.041), spots configuration (0.034), applicable travel period (0.033), scientific value (0.032), art value (0.031), holistic (0.03), suitability (0.027), it can provide a framework and basis for the planning, management, protection and exploitation of agricultural sightseeing garden landscape resources.

Analysis and Stability Test of the Extracts from Epimedii Herba, Atractylodis Rhizoma Alba and Polygalae Radix for Toxicity Study (음양곽, 백출 및 원지의 독성평가를 위한 성분분석 및 안정성 시험)

  • Keum, Jeong Ho;Han, Hyoung Yun;Seok, Ji-Hyeon;Roh, Hang Sik;Lee, Jong-Kwon;Jeong, Ja Young;Kim, Jeong Ah;Woo, Mi Hee;Choi, Jae Sue;Min, Byung Sun
    • Korean Journal of Pharmacognosy
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    • v.45 no.2
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    • pp.135-140
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    • 2014
  • A simple and reliable reverse phase HPLC method was developed to determine pharmacologically active marker compounds of Epimedii Herba, Atractylodis Rhizoma Alba, and Polygalae Radix. The stability test of water-extracts of the three natural medicines has been evaluated for six months. However, no significant changes in the content of the marker compounds of each extract were observed during the time of investigation.

Nondestructive Evaluation of Strength Performance for Heat-Treated Wood Using Impact Hammer & Transducer

  • Won, Kyung-Rok;Chong, Song-Ho;Hong, Nam-Euy;Kang, Sang-Uk;Byeon, Hee-Seop
    • Journal of the Korean Wood Science and Technology
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    • v.41 no.5
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    • pp.466-473
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    • 2013
  • Nondestructive evaluation (NDE) technique method using a resonance frequency mode was carried out for heat-treated wood under different conditions. The effect of heat treatment on the bending strength and NDE technique using the resonance frequency by impact hammer and force transducer mode for Korean paulownia, Pinus densiflora, Lidiodendron tulipifera and Betula costata were measured. The heat treatment temperature has been investigated at $175^{\circ}C$ and $200^{\circ}C$, respectively. There were a close relationship of dynamic modulus of elasticity and static bending modulus of elasticity to MOR. In all conditions, It was found that there were a high correlation at 1% level between dynamic modulus of elasticity and MOR, and static modulus of elasticity and MOR. However, the result indicated that correlation coefficient is higher in dynamic modulus of elasticity to MOR than that in static modulus of elasticity to MOR. Therefore, the dynamic modulus of elasticity using resonance frequency by impact hammer mode is more useful as a nondestructive evaluation method for predicting the MOR of heat-treated wood under different temperature and species conditions.

An Improved Multilevel Fuzzy Comprehensive Evaluation to Analyse on Engineering Project Risk

  • LI, Xin;LI, Mufeng;HAN, Xia
    • The Journal of Economics, Marketing and Management
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    • v.10 no.5
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    • pp.1-6
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    • 2022
  • Purpose: To overcome the question that depends too much on expert's subjective judgment in traditional risk identification, this paper structure the multilevel generalized fuzzy comprehensive evaluation mathematics model of the risk identification of project, to research the risk identification of the project. Research design, data and methodology: This paper constructs the multilevel generalized fuzzy comprehensive evaluation mathematics model. Through iterative algorithm of AHP analysis, make sure the important degree of the sub project in risk analysis, then combine expert's subjective judgment with objective quantitative analysis, and distinguish the risk through identification models. Meanwhile, the concrete method of multilevel generalized fuzzy comprehensive evaluation is probed. Using the index weights to analyse project risks is discussed in detail. Results: The improved fuzzy comprehensive evaluation algorithm is proposed in the paper, at first the method of fuzzy sets core is used to optimize the fuzzy relation matrix. It improves the capability of the algorithm. Then, the method of entropy weight is used to establish weight vectors. This makes the computation process fair and open. And thereby, the uncertainty of the evaluation result brought by the subjectivity can be avoided effectively and the evaluation result becomes more objective and more reasonable. Conclusions: In this paper, we use an improved fuzzy comprehensive evaluation method to evaluate a railroad engineering project risk. It can give a more reliable result for a reference of decision making.