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건축공사시방서에서의 KS규격의 국제인증방안에 관한 연구
김경식,이재섭,김용수,이규진,조용훈,최완철,전재열,이현수,구재동,이기환 대한건축학회 2004 대한건축학회 학술발표대회 논문집 - 계획계/구조계 Vol.24 No.1
The purpose of this research is make out construction specifications for International Construction. Using off-shore products incur cost increase and longer delivery term of construction. and inconvenient on International Construction. Expand the range of additional local products conforming to performance. Life Cycle Cost. maintainability. operability. user's acceptability, etc.. And this study is suggest the standard formats and the techniques for construction specification.
(Hoon Jai Chun),(Dong Kyu Park),(Chul Hee Park),(Jae Hong Park),(Yoon Tae Jeen),(Soon Ho Um),(Sang Wo Lee),(Jai Hyun Choi),(Chang Duck Kim),(Ho Sang Ryu),(Jin Hai Hyun),(Yang Seok Chae),(Chang Sub Uhm 대한내과학회 2002 The Korean Journal of Internal Medicine Vol.17 No.1
N/A Background : The adhesion of H. pylori to the gastric epithelial cells may be an essential step for the pathophysiology of various H. pylori-induced gastrointestinal diseases. The purpose of this study was to investigate the ultrastructural relation of H. pylori and gastric epithelial cells in their adhesion. Methods : Endoscopic biopsy of gastric antrum and body was performed from 15 patients (9 men, 6 women) with chronic gastritis and H. pylori infection. The specimens were processed for electron microscopy and observed with a transmission electron microscope (Hitachi H-600). Results : On the basis of morphological appearances, the adhesions of H. pylori to the gastric epithelial cells were categorized into three types, filamentous connection, adhesion pedestals and membrane fusion. Coccoid and undetermined forms adhered mainly by the filamentous connection, whereas the bacillary forms adhered primarily by the adhesion pedestals and membrane fusion. Conclusion : Various types of adhesion were associated with H. pylori and gastric epithelium. Further studies are needed to evaluate the influence of different types of adhesion to the pathophysiology of H. pylori.
전훈재(Hoon Jai Chun),엄창섭(Chang Sub Uhm),이상우(Sang Woo Lee),현진해(Jin Hai Hyun) 대한소화기학회 2002 대한소화기학회지 Vol.39 No.4
Proteomics is a study of the proteome that is the whole set of proteins expressed by cell, tissue, or organism. Main techniques of proteomics are proteome separation by two-dimensional electrophoresis, interpretation of separated proteome by staining, image acquisition and analysis, protein excision, and protein identification by mass spectrometry. Results obtained by proteome analysis are used in researches related to the strain fingerprinting, the protein composition, the gene regulation, and the protein-protein interaction. In this review, we introduce how proteomics can be used for Helicobacter pylori researches. (Korean J Gastroenterol 2002;39:243-247)
전훈재 ( Hoon Jai Chun ),금보라 ( Bo Ra Keum ),엄창섭 ( Chang Sub Uhm ) 대한소화기학회 2006 대한소화기학회지 Vol.48 No.2
For the regulation of energy balance in various internal organs including gut, pancreas and liver, visceral adipose tissue and brain perform important sensing and signaling roles via neural and endocrine pathway. Among these, adipose tissue has been known as a simple energy-storing organ, which stores excess energy in triglyceride. However, it became apparent that adipocytes have various receptors related to energy homeostasis, and secrete adipocytokines by endocrine, paracrine and autocrine mechanisms. In this review, basic roles of adipocytes in energy homeostasis and the correlation between adipocyte signals and digestive diseases are discussed. (Korean J Gastroenterol 2006;48:67-74)
에 감염된 십이지장궤양 환자에서 HLA - DQB1 의 역할
전훈재(Hoon Jai Chun),이상우(Sang Woo Lee),현진해(Jin Hai Hyun),이성준(Sung Joon Lee),진윤태(Yoon Tae Jeen),이홍식(Hong Sik Lee),송치욱(Chi Wook Song),엄순호(Soon Ho Um),최재현(Jai Hyun Choi),김창덕(Chang Duck Kim),류호상(Ho Sang Ryu 대한소화기학회 2002 대한소화기학회지 Vol.39 No.4
Background/Aims: Helicobacter pylori (H. pylori) infection is associated with gastroduodenal ulcer and gastric cancer only in a small proportion of infected subjects. Both virulence factors of H. pylori strains and host immune responses have been suggested to play an important role in the development of such lesions. HLA has been considered as an important host factor in many diseases. The aim of this study was to examine the HLA-DQ loci among duodenal ulcer patients with H. pylori infection as potential host genetic factors related to the development of duodenal ulcer. Methods: Thirty-two duodenal ulcer patients and 74 controls who had endoscopic chronic gastritis were studied. HLA-DQA1 and HLA-DQB1 genotypes were determined by polymerase chain reaction using sequence specific oligonucleotide probes (PCR-SSOP) with peripheral bloods obtained from the patients and controls. Results: HLA-DQA1 distribution pattern of the patients showed no significant difference from that of the controls. However, the frequency of HLA DQB1*04 was quite lower in the patients than in the controls (p=0.02). Conclusions: The HLA-DQA1 does not seem to contribute to the disease susceptibility, whereas HLA DQB1*04 may contribute to the protection from duodenal ulcer in H. pylori infected subjects. (Korean J Gastroenterol 2002;39:254-259)