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      • 혈액투석중인 만성신부전 환자에서 골대사 지표로써의 Osteocalcin치

        송치운,이진홍,안미애,윤환중,윤상임,성기양,이강현,송민호,이강욱,신영태,김영건,노흥규 충남대학교 의과대학 지역사회의학연구소 1993 충남의대잡지 Vol.20 No.2

        Background : Serum osteocalcin is synthesized by osteoblast and has been shown to be sensitive indicator of bone turnover inpatients with various metabolic bone disease. In renal osteodystrophy, serum osteocalcin is elevated due to decreased renal clearance and elevated level of PTH. This study was done to evaluate the usefulness of serum osteocalcin as a marker of bone metabolism and the correlation with other biochemical markers of bone metabolism. Methods : We measured serum osteocalcin, calcium, phosphorus, ALP(alkaline phosphatase) and PTH(parathyroid hormone) in 37 patients with end stage renal disease on hemodialysis. Osteocalcin was determined by radioimmunoassay and PTH was determined by radioimmunometric assay. Results : 1) The mean level of serum osteocalcin in ESRD patients was 233.8± 218.2ng/ml which was significantly higher than that of controls(p<0.0001). 2) The mean level of serum PTH in ESRD patients was 40.5± 43.8pg/ml was significantly higher than that of controls(p<0.005). 3) There was a significant positive correlation between the level of serum PTH, ALP and the level of serum osteocalcin in ESRD patients. 4) By using multiple regression, PTH is most reliable factor that affect to elevated level of serum osteocalcin ( beta coefficient = 0.687, Sig T<0.05). Conclusion : Serum osteocalcin as a marker of bone metabolism in ESRD patients is more useful than other biochemical marker such as serum calcium, phosphorus, ALP and PTH is a most reliable factor that affect to elevated level of serum osteocalin.

      • SCOPUSKCI등재
      • 農科大學 扶餘 演習林의 植生調査

        李壽煜,金智文,宋鎬京 충남대학교 농업과학연구소 1977 農業技術硏究報告 Vol.4 No.2

        The experimental forest of Chungnam National University is located in Naryung-Ri, Eunsan-Myen, Buyeo-Gun, Chungcheongnamdo. The climax vegetations of Quercus species grown in central temperate zone are supposed to be destroyed before pure pine stands as a semi-climax vegetation are established on the southern aspect and along the ridges. Variability of vegetations is rather high and dominant species are such as Pinus densiflora, Quercus acutissima, Quercus variabilis, Quercus aliena, Quercus serrata, Lindera erythrocarpa, Platycarya strobilacea, and so on. There are 203 woody plants and 128 herbal plants. According to the use of vegetations they can be classified as follows; 60 familia and 154 species for edible source, 63 familia and 143 species for medicinal, 51 familia and 140 species for forage, 32 familia and 78 species for ornamental, and 12 familia and 27 species for timber source.

      • KCI등재
      • SCIEKCI등재

        Effects of Levosulpiride in Patients with Functional Dyspepsia Accompanied by Delayed Gastric Emptying

        (Chi Wook Song),(Hoon Jae Chun),(Chang Duck Kim),(Ho Sang Ryu),(Jin Hai Hyun),(Jae Gol Choe) 대한내과학회 1998 The Korean Journal of Internal Medicine Vol.13 No.1

        N/A Objectives:Levosulpiride is the levo-enantiomer of sulpiride, a well-known anti- emetic, antidyspeptic and antipsychotic drug. This study was undertaken to investigate the effects of levosulpiride on dyspeptic symptoms and gastric motor function in a group of patients with functional dyspepsia showing delayed gastric emptying. Method:Forty two eligible patients were entered into a 3 week, double-blind randomized comparison of 25mg of levosulpiride or placebot.i.d.. Symptom assess- ment and gastric scintigraphy following the intake of scrambled egg sandwich, were performed in each patient before and after treatment. Results:The improvement of symptom score in levosulpiride group was higher than the placebo group(p<0.05). We assessed global efficacy, which was excellent in 1(6%), good 11(65%), fair 4(24%), nil 1(6%) of those receiving levosulpiride, and fair 9(60%), nil 5(33%), poor 1(6%) of those receiving placebo. Levosulpiride tended to be more effective than placebo in relieving the dyspeptic symptoms especially in the subgroups of dysmotility-like(p<0.05) and nonspecific(p<0.05) as compared to other subgroups(p=0.16). The reduction of gastric emptying time after levosulpiride treatment was more marked than Placebo group(p<0.05). We found a significant correlation between changes of symptom score and gastric emptying time(r=0.47, p=0.01). No serious adverse effects were reported after administration of either levosulpiride or placebo. Only two patients reported mild somnolence during levosul- piride administration. Conclusions:Levosulpiride is effective and well tolerated in patients with func- tional dyspepsia accompanied by delayed gastric emptying. Its efficacy may be related to its action on the gastric motor function by improving the delayed gastric emptying.

      • SCOPUSKCI등재

        아칼라지아 풍선확장술후 증상호전과 재발의 예측인자에 대한 고찰

        송치욱(Chi Wook song),진윤태(Yoon Tae Jeen),엄순호(Soon Ho Um),김창덕(Chang Duck Kim),류호상(Ho Sang Ryu),현진해(Jin Hae Hyun) 대한소화기학회 1997 대한소화기학회지 Vol.29 No.3

        N/A Background/Aims: Pneumatic balloon dilation(BD) is considered to be the first line of treatment in patients with achalasia. However there have been little reports about whether the parameters of esophageal manometry and scintigraphy predict the long-term results after BD. The aims of this study were to determine the relationship between changes in symptom improvetnent and esophageal motor function in response to BD. Methods: 21 patients with primary achalasia treated by BD were included. We used a balloon dilator(Rigiflex, 3.0 cm in diameter) and dilated twice for 1 minute each at a pressure of 7-15 psi, at a 5 minute interval. A comprehensive assessment of their symptoms and esophageal manometry and scintigraphy was performed before, 1 month after wards and again 1 year after BD. Results: 1) One year after BD, four people had recurrence of symptoms and the remaining 17 patients(81%) had been successfully treated. 2) There was no relationship between patients age, sex, duration of symptoms and the symptom improvement scores of a year later. 3) Significant correlation was detected between changes in the symptom score of a year later and parameters of esophageal motor function such as reduction of lower esophageal sphincter pressure, normalized reversed gastroesophageal pressure gradient, and different configuration of simultaneous contractions after BD. Conclusions: We conclude that the changes in objective responses such as lower esophageal sphincter pressure, gastroesophageal pressure gradient and configuration of simultaneous contractions are reliable predictors of symptom irnprovernent and recurrence in patients with achalasia treated by BD. (Korean J Gastroenterol 1997;29: 279 - 288)

      • KCI등재

        이산 제조 공정에서의 수율 향상을 위한 분석 프레임워크의 개발에 관한 연구

        송치욱 ( Song Chi-wook ),노금종 ( Roh Geum-jong ),박동진 ( Park Dong-jin ) 한국정보시스템학회 2017 情報시스템硏究 Vol.26 No.2

        Purpose It is a major goal to improve the product yields during production operations in the manufacturing industry. Therefore, factory is trying to keep the good quality materials and proper production resources, also find the proper condition of facilities and manufacturing environment for yields improvement. Design/methodology/approach We propose the hybrid framework to analyze to dataset extracted from MES. Those data is about the alarm information generated from equipment, both measurement and equipment process value from production and cycle/pitch time measured from production data these covered products during production. We adapt a data warehousing techniques for organizing dataset, a logistic regression for finding out the significant factors, and a association analysis for drawing the rules which affect the product yields. And then we validate the framework by applying the real data generated from the discrete process in secondary cell battery manufacturing. Findings This paper deals with challenges to apply the full potential of modeling and simulation within CPPS(Cyber-Physical Production System) and Smart Factory implementation. The framework is being applied in one of the most advanced and complex industrial sectors like semiconductor, display, and automotive industry.

      • 내암의 하학전통 계승과 정치사상의 특징

        송치욱 ( Song Chi-wook ) 남명학연구원 2019 南冥學硏究論叢 Vol.24 No.-

        이 논문의 목적은 남명이 강조한 ‘하학’이 유학의 본령을 담고 있는 전통이며, 이러한 남명의 하학 전통을 내암의 정치사상에 어떻게 이어지고 있는지를 밝히는 것이다. 내암은 남명의 고제高弟로서 ‘하학下學’을 강조하는 남명의 학풍을 계승하였다. 남명은 퇴계와 갈등하면서까지 하학을 강조하고, 하학을 실천하지도 못하면서 천리天理를 입에 담는다며 당대의 학자들을 비판했다. 남명에게 있어 하학은 상달의 공부를 위한 단순한 입문적인 것이 아니었으며, 오히려 유학의 본령을 담고있는, 떠나서는 안되는 것이었다. 송유宋儒는 물론이고 내암 또한 지적하듯 ‘하학’은 불교나 노장으로부터 유학을 구별하게 하는 주요한 정체성을 담고 있는 것이다. 이 글에서는 이러한 유학에서 하학이 차지하고 있는 중요성을 강조하고, 이러한 하학을 강조한 남명의 사상은 내암으로 이어져, 그의 출처관, 시대인식에 영향을 미쳤다는 점을 밝히고자 하였다. 내암은 스승인 남명의 행장을 찬술하면서 ‘하학’을 강조하는 모습을 강조하고 있으며, 남명의 출처에 대한 퇴계의 비판에도 ‘하학’의 기준에서 반박하고 변호하였다. 그리고 현실을 강조하는 하학을 기반으로 당대의 주요한 문제를 ‘허위虛僞’라 인식하고, ‘실實’을 통해 극복하고자 하였다. 그의 ‘실實의 정치사상’은 시의時宜와 현장성, 직접성, 적실성을 추구하는 것이었으며, 고원한 것보다는 비근한 것을 추구하며, 일상에서의 실천을 강조하는 하학의 전통이 기반된 것이었다. 그리고 이는 유학의 민본사상과도 이어지는 것이었으며, 내암에겐 보민保民사상으로 나타나고 있다. The purpose of this paper is clarify that the ‘Ha-hak’ emphasized by Nam-Myeong was the tradition containing the main principle of Confucianism, and how the Ha-Hak tradition was connected to Nae-Am’s political thought. As an eminent disciple, Nae-Am succeeded to Nam-Myeong’s academic tradition of emphasizing 'Ha-hak'. Nam-Myeong emphasized ‘Ha-hak’ even when he was at odds with Toe-Gye, and criticized scholars of the day, who talked Natural Law(天理) but did not practice Ha-hak. For Nam-Myeong, ‘Ha-hak’ was not a simple introductory course for the study of Shang-dal(上達), but it should not be left with the main purpose of Confucianism. As both Confucian scholar of Song Dynasty(宋儒) and Nae-Am stated, ‘Ha-hak’ contains a major identity that distinguishes Confucianism from Buddhism and Taoism. In this article, I intended to emphasize the importance of the 'Ha-hak’ study in the Confucianism and to clarify that Nam-Myeong’s ideology emphasizing Ha-hak succeeded to Nae-Am, and effected his view of Chulcheo(出處, working for state or living in seclusion) and awareness of time accordingly. Nae-Am stressed the point of the emphasis on "Ha-hak", while praising the master of the teacher, Nam-Myeong. Despite of Toegye's criticism about Nam-Myeong’s Chulcheo(出處), he refuted and defended it under the Ha-hak standard. Based on Ha-hak that emphasizes the reality, he recognized the main problem of the time as ‘falsehood(虛僞)' and tried to overcome it through Practicality(實)'. His practical political thought was to pursue appropriate time(時宜), realism, directness and appropriateness, and it was based on the tradition of Ha-hak, which emphasized the daily practice, pursuing something rather than a lofty one. This was followed by ‘People-oriented thought(民本思想)’ of Confucianism. For Nae-Am, it was eventually developed into ‘Thought for the people(保民思想)’.

      • SCOPUSKCI등재

        아칼라지아 치료에서 풍선확장술과 보툴리늄 독소 주사요법의 비교연구

        송치욱(Chi Wook song),엄순호(Soon Ho Um),현진해(Jin Hai Hyun) 대한소화기학회 1997 대한소화기학회지 Vol.29 No.4

        N/A Background/Aims: Preliminary studies have suggested that intrasphincteric injection of the lower esophageal sphincter(LES) with botulinum toxin(BoTx) is a safe and effective alternative to pneumatic balloon dilation(BD) in the treatment of achalasia. We have compared the efficacy between BoTx and BD in an ongoing prospective study. Methods: In a randomized trial, 16 patients with achalasia received either intrasphincteric injection of BoTx(100 units) or BD(Rigiflex 3.0 cm in diameter). Among 8 patients treated with BoTx, 3 to them had been treated unsuccessfu]- ly beforehand with BD. After one month and after three months, Treatment responses were assessed on the basis of changes in the symptom scores and parameters of esophageal manometric study. Results: Both BoTx without prior BD(n=5) and BD group(n=8) showed a decreased symptom score, LES pressure and gastroesophageal pressure gradient(GEPG) at 1 month also decreased. LES pressure at 3 months increased in the BoTx group. No patient treated within the BD group failed at 3 months, but 1(20%)patient in the BoTx without previous BD did fail. The failed BoTx group with prior BD didnt show a decreased symptom score. LES pressure and GEPG also didnt decrease and 2(66.7%) patients failed at 3 months after treatment. No significant complications were seen in both the BoTx and the BD group. Conclusions: Both BoTx injection and BD were effective treatments for achalasia. BD may provide a more effective long term treatment, as compared to BoTx, for achalasia. However BoTx injection in patients who failed prior BD showed a poor response and a high failure rate. Long term evaluation of safety and efficacy will be required to fully understand the utility of BoTx injection vs BD for achalasia. (Korean J Gastroenterol 1997;29:423-429)

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