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The European Library, a New Model for Collaborations in Digital Libraries (유럽의 국가 도서관 통합 서비스에 대한 연구)

  • Pyo, Soon-Hee;Lee, Jae-Yun
    • Journal of Information Management
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    • v.36 no.3
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    • pp.71-95
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    • 2005
  • Interoperability and collaborations have become essential factors for developing a digital library. TEL, the European Library, is a new Pan-European service which gives access to the combined resources of the national libraries in Europe, and also TEL is the name of a project to implement TEL service. The vision of TEL stems from the characteristics that the national libraries offer, which is the comprehensiveness of collection, the national libraries' holdings of outstanding historical and special collection, reliability of information and high quality. Moreover, the national libraries are in a unique position to invest in creating added value to the digitized documents and to show the cultural diversity between EU members. From the viewpoint of digital library techniques, TEL explored some advanced methodologies to guarantee the interoperability between heterogenious collections and libraries. In this study, we examine the development of TEL including publisher relations, metadata developments, and retrieval features.

Evaluation of Bilayer Polycaprolactone Scaffold for Osteochondral Regeneration in Rabbits

  • Park, Min-hyeok;Hwang, Ya-won;Jeong, Do-Sun;Kim, Gon-hyung
    • Journal of Veterinary Clinics
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    • v.33 no.6
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    • pp.332-339
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    • 2016
  • Polycaprolactone (PCL) scaffold have been developed as an alternative to natural donor tissue to repair a large osteochondral defect. The objective of this study is to evaluate efficacy and biocompatibility of bilayer PCL scaffold implanted for osteochondral repair in rabbit. Twenty-two male New Zealand White rabbits were used in this animal experiment. Rabbits were divided into three groups. Experimental surgery was carried out under general anesthesia. Osteochondral defects (5 mm diameter and 5 mm deep) were made in the center of the patellar groove using a 5 mm diameter biopsy punch. In group I (3D plotting) and group II (salt-leaching), the scaffold was implanted using the press-fitted technique into the defect. In control group, after osteochondral defect was created, the defect was left without implant. After four and eight weeks, rabbits were sacrificed and the defects were evaluated by macro -and microscopical methods. There were not found animal death and severe inflammatory evidence during the experimental periods. There were no significant differences between the experimental groups in gross evaluation. However the group I scored significantly higher than group II at 8 weeks in histological evaluation (P < 0.05). The 3-D plotting PCL scaffold was more suitable method for reconstruction of osteochondral defect than a salt-leaching PCL scaffold.

A study on the historical trauma in Antonio Munoz Moliña's Beltenebros (안토니오 무뇨스 몰리나의 『어둠의 왕자』와 역사적 트라우마)

  • Kim, Chan-kee
    • Cross-Cultural Studies
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    • v.26
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    • pp.445-463
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    • 2012
  • Beltenebros is Antonio Mu?oz Molina's third novel. Its plot originates in a criminal act. Darman, the main character, arrives in Madrid to kill a traitor of the undercover organization to which he himself belongs. Treason is paid with death and Darman is in charge of the executions. The intricate story of espionage and intrigue is absorbing. Unlike other novels of the genre, in Beltenebros we can witness a unique psychological development of the main character. In his fiftieth anniversary, Darman becomes conscious of the painful and devastating effects of his criminal acts on the lives of the people he has crossed paths with. Then, for the first time, he acts like a Romanesque heroe by killing Valdivia-Ugarte, a deceitful mole who has been manipulating the strings of the plot to his own benefit. The story unfolds along an almost uniform progression of chronological time, only interrupted by random memories of a past that twenty years ago destroyed Walter's life, and in which Darman and the rest of the characters are all implicated. Few references to the Spanish Civil War inserted in the discourse are, however, of paramount importance as the depiction of a historical trauma, as a triggering force for the episodes of the novel, or as justification to Darman'scrimes as well as those of the clandestine Comunist Party. Indeed they were the victims of the conflict and the winners inflicted upon them hatred, repression, treason and disloyalty. As in other Mu?oz Molina's novels, the literary space, in this case Madrid, propels the development of the plot, and plays a protagonist role only equal to that of the main characters. It is in Madrid where Darman lives until he becomes prisoner of the enemy army, or where the symmetrical deaths of Walter and Andrade take place. Other spaces inhabit Madrid: the Universal Cinema, symbolic territory of the secret and hidden, where the story, as well as the relationships of the characters start and end the warehouse; or the Bo?te Tab? the nightclub that frequents Valdivia-Ugarte through secret passages connected with the Universal Cinema.

Improved Preimplantation Development of Cloned Porcine Embryos through Supplementation of Histone Deacetylase Inhibitor MS-275

  • Fang, Xun;Qamar, Ahmad Yar;Shin, Sang Tae;Cho, Jongki
    • Journal of Veterinary Clinics
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    • v.36 no.5
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    • pp.253-258
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    • 2019
  • The objective of this study was to analyse the effects of MS-275 (Class I and II histone deacetylase inhibitor) supplementation on the development of porcine in-vitro somatic nuclear transfer embryo production. During in-vitro development, early embryos were exposed to different concentrations of MS-275 (0, $5{\mu}M$, $10{\mu}M$, and $20{\mu}M$). In in-vitro culture supplemented group, the blastocyst development rate was significantly enhanced by $10{\mu}M$ concentration than other groups (24.0% vs. 19.3%, 21.8%, 11.5%; P < 0.05). Additionally, the 6 h supplementation group, significantly improved the blastocysts production than 24 h, 48 h and control groups (26.1% vs. 17.0%, 15.2%, 2.8%; P < 0.05). Following supplementation with optimal concentrations and time ($10{\mu}M$-6 h group), the blastocyst production was significantly higher than control (25.7% vs 15.8%; P < 0.05). The optimal concentrations of MS-275 significantly enhanced the percentages of ICM:TE than control (43.6% vs. 38.4%; P < 0.05) accompanied with significantly higher expression levels of reprogramming related genes (POU5F1, Naong, and SOX2). In conclusion, the optimal concentrations of $10{\mu}M$ MS-275 and 6 h supplementation during in-vitro culture can significantly improve the quality of porcine in-vitro somatic nuclear transfer embryos through histone acetylation and epigenetic modification. Increasing the efficiency of clonal animal production will greatly promote the development of animal disease models and xenotransplantation.

Development of Laboratory hazard discovery and management techniques (연구실 유해인자 발굴 및 관리기법 개발에 관한 연구)

  • Lee, Hyung-Kyu;Lee, In-Bok;Sin, Young-Te;Moon, Jin-Young;Lee, Ik-Mo
    • Journal of the Korea Safety Management & Science
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    • v.18 no.4
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    • pp.81-90
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    • 2016
  • Research and development activities have been actively conducted at universities, research institutions and research laboratories which belong to corporations. Because of blooming research and development activities in various fields, safety accidents in the laboratories happen consistently. The government office established Act on the establishment of safe laboratory environment to decrease safety accident rates and make environment of laboratories better, and it is effective slowly. However, in the case of laboratory safety management of the laboratory where various research and development activities are carried out. So it is difficult to closely monitor them. Even though safety inspections and periodic inspections is regularly conducted, these are focused on facilities and environment. According to a study of Dea-deok science town safety council, accidents in laboratories of 73% have arisen out of careless actions. Therefore, it is important for researchers to know to potential harmful factors in research. there is necessary to make a system to prevent laboratory accidents. The purpose of this study is that the researchers discovered potential hazard factors in laboratories. For that, foreign laboratory safety management systems has applied to domestic laboratories. Four laboratories in targeted institution has been selected to apply the appropriate personal protection equipments, job safety assessment and standard operating procedures. And I found the limitations of the process according to the excavations harmful factors in the research process. To overcome these limitations, Suggest a laboratory safety management system. This study discovered current laboratory safety system limitations and provides alternatives so that effective safety management can be achieved.

The multi-axial testing system for earthquake engineering researches

  • Lin, Te-Hung;Chen, Pei-Ching;Lin, Ker-Chun
    • Earthquakes and Structures
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    • v.13 no.2
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    • pp.165-176
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    • 2017
  • Multi-Axial Testing System (MATS) is a 6-DOF loading system located at National Center for Research on Earthquake Engineering (NCREE) in Taiwan for advanced seismic testing of structural components or sub-assemblages. MATS was designed and constructed for a large variety of structural testing, especially for the specimens that require to be subjected to vertical and longitudinal loading simultaneously, such as reinforced concrete columns and lead rubber bearings. Functionally, MATS consists of a high strength self-reacting frame, a rigid platen, and a large number of servo-hydraulic actuators. The high strength self-reacting frame is composed of two post-tensioned A-shape reinforced concrete frames interconnected by a steel-and-concrete composite cross beam and a reinforced concrete reacting base. The specimen can be anchored between the top cross beam and the bottom rigid platen within a 5-meter high and 3.25-meter wide clear space. In addition to the longitudinal horizontal actuators that can be installed for various configurations, a total number of 13 servo-hydraulic actuators are connected to the rigid platen. Degree-of-freedom control of the rigid platen can be achieved by driving these actuators commanded by a digital controller. The specification and information of MATS in detail are described in this paper, providing the users with a technical point of view on the design, application, and limitation of MATS. Finally, future potential application employing advanced experimental technology is also presented in this paper.

Relationship between Thoracic Kyphosis and Selected Cardiopulmonary Parameters and Respiratory Symptoms of Patients with Chronic Obstructive Pulmonary Disease and Asthma

  • Aweto, Happiness Anulika;Adodo, Rachel Ilojegbe
    • The Journal of Korean Physical Therapy
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    • v.33 no.4
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    • pp.179-186
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    • 2021
  • Background: Patients with advanced asthma and chronic obstructive pulmonary disease (COPD) have postural deviations such as thoracic hyperkyphosis, forward shoulder posture (FSP) due to an increase in head and cervical protraction, reduced shoulder range of motion and a corresponding increase in scapula elevation and upward rotation. Unlike congenital vertebral kyphosis that are permanent and rigid deformities with bony and other structural deformations which cause respiratory impairment, these deformities in these patients may be more flexible. Since the thoracic hyperkyphosis has been implicated as having adverse health consequences it is necessary to evaluated the relationship between thoracic kyphosis and cardiopulmonary functions of patients with COPD and asthma. Methods: It was a cross-sectional analytical study. Eighty-four eligible patients with COPD and asthma were recruited from the Respiratory Unit, Department of Medicine, Lagos University Teaching Hospital (LUTH), and basic anthropometric parameters, pulmonary parameters, cardiovascular parameters, thoracic kyphosis (Cobb) angle and presence of respiratory symptoms of participants were assessed. Data was analyzed using SPSS version 20. Results: There was no significant correlation between the thoracic kyphosis and selected pulmonary parameters (Forced Expiratory Volume in one second (FEV1, p=0.36), Forced Vital Capacity (FVC, p=0.95), Peak Expiratory Flow Rate (PEFR, p=0.16), Thoracic expansion (TE, p=0.27)/cardiovascular parameters (Systolic Blood Pressure (SBP, p=0.108), Diastolic Blood Pressure (DBP, p=0.17) and Pulse Rate (PR, p=0.93) as well as the respiratory symptoms (SGRQ scores, p=0.11) in all subjects. Conclusion: There was no relationship between thoracic kyphosis and selected pulmonary/cardiovascular parameters as well as respiratory symptoms in patients with COPD and asthma.

Quality and Physicochemical Characteristics of Korean Maize Hybrids according to the Seed and Pollen Parent (종자친과 화분친을 달리한 옥수수의 품질 및 이화학 특성)

  • Woo, Koan Sik;Bae, Hwan Hee;Jung, Gun Ho;Son, Beom-Young;Kim, Hyun-Joo
    • The Korean Journal of Food And Nutrition
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    • v.34 no.4
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    • pp.407-414
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    • 2021
  • This study investigated on the chemical components, quality characteristics, antioxidant compounds, and activity of maize hybrids according to the cultivar, and breeding maize seeds crossed with seed and pollen parent. The moisture, crude fat, crude ash, crude protein, carbohydrate, and amylose contents of maize hybrids were significantly different among cultivars, and seeded and pollinated maize. The L-, a- and b-value of maize hybrids were 39.81~47.21, -0.01~0.55 and 5.85~18.47, respectively. Water binding capacity, water solubility index and swelling power were 123.29~153.32, 4.69~5.76 and 20.11~21.47%, respectively. The phenolic compounds and radical scavenging activity of maize hybrids were significantly different among cultivars, and seeded and pollinated maize. Total polyphenol and flavonoid contents of maize hybrids were 1,335.41~1,876.29 ㎍/g and 184.24~453.95 ㎍ CE/g, respectively. The DPPH and ABTS radical scavenging activities were 171.75~239.16 and 299.44~364.09 mg TE/100 g, respectively. As a result, it could be used as a basic data for cultivating phenol compounds and antioxidant activity in maize breeding.

Propugnating Effect of Bark of Rhizophora mucronata Against Different Toxicants Viz Carbon Tetrachloride, Ethanol and Paracetamol on HepG2 Cell Lines

  • Jairaman, Chitra;Yacoob, Syed Ali Mohamed;Venkatraman, Anuradha;Nagarajan, Yogananth;Murugesan, Gnanadesigan
    • Journal of Pharmacopuncture
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    • v.22 no.1
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    • pp.41-48
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    • 2019
  • Objective: The aim of the study was to evaluate the hepatoprotective activity of the bark extract (Ethanol: Water) in the ratio of (3:1) of Rhizophora mucronata (BERM) by intoxicating the $HepG_2$ cell lines with different toxicants viz, $CCL_4$, Ethanol and Paracetamol with different concentrations of the extract were used. The $HepG_2$ cell lines were subjected to MTT Assay for studying the cytotoxicity. Methods: $HepG_2$ cells were plated using 96 well plate in 10% bovine serum, exposed to different toxicants viz, 2% $CCl_4$, 60% Ethanol and 14 mM Paracetamol respectively. The various test concentrations (18.85, 37.5, 75, 150 and $300{\mu}g/ml$) of bark extract of Rhizophora mucronata was added and incubated for 24 hours. Medium was removed after incubation period and 0.5 mg/ml MTT(3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyltetrazolium bromide) was added and again incubated for 4 hours at 37oC. Then MTT was removed the crystals was dissolved in DMSO and absorbance was measured at 570 nm. Results: The result showed that dose dependent increase in percentage of viability at the doses of 18.85, 37.5, 75, 150, $300{\mu}g/ml$. Te results for the $CCl_4$ intoxicated, at $300{\mu}g/ml$ of the concentration of the extract, the % of viable cells was found out to be 99.6%, for Ethanol intoxicated, 97.67%, and Paracetamol induced, 75.37%, IC50 was $21.53{\mu}g/ml$, $12.61{\mu}g/ml$ and $21.42{\mu}g/ml$ respectively. Conclusion: Thus, we conclude that, the extract possesses defensive effect against different toxicants and can be used as an alternate drug for hepatotoxicity.

Artifice of the Spider 'Kacou Ananzè' in The Black Cloth (Le Pagne Noir) by Bernard Dadié - Black African Morality and Satire (베르나르 다디에의 『검정 파뉴』에서 거미 카쿠 아낭제의 계략을 통해서 본 흑아프리카 도덕과 사회 풍자)

  • Yu, Jai-myong
    • Cross-Cultural Studies
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    • v.52
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    • pp.195-222
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    • 2018
  • Bernard $Dadi{\acute{e}}$ expresses virtue, justice, and goodness by mixing reality and fiction through the life of the spider Kacou $Ananz{\grave{e}}$ in The Black Cloth (le Pagne noir). In Black Africa folktale, especially $Co{\hat{o}}te$ d'Ivoire, virtue, justice, and goodness are important factors. The spider's life is full of imagination and tricks that reveal a variety of lessons: i) material abundance and frustration in the 'Spider and the Tortoise', ii) an autistic life that refuses to separate from the mother in the 'Spider's Hump', iii) leaving a trace of violating the taboo on the sheep in the 'Spider's Ox', iv) the failure of a ploy by hurting others to satisfy individual desire in 'The Dowry'. These diverse stories enable us to understand human characteristics and imperfections by questioning customs of society and value of customs, reinterpreting folktale, and clarifying instructional intentions.