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      • 갑상선기능저하증 이환견에 대한 치료 증례

        김혜원,이선희,임수정,박형진,김태신,송은식,송근호 忠南大學校 獸醫科大學 附設 動物醫科學硏究所 2009 動物醫科學硏究誌 Vol.16 No.1

        A 10-year-old, male, poodle dog was referred to the Veterinary Medical Teaching Hospital of Chungnam National University because of continuous cough and cardiomegaly. Weight gain, lethargy, unwillingness to exercise and decreased activity was revealed on history. Obesty and alopecia was also observed on physical examination. Hypercholesterolemia and increased ALP was revealed on blood exam. So, evaluation of thyroid gland function was performed and cTSH concentration was increased. tT4 and fT4 concentrations was decreased. Results of a history, physical examination, blood exam, and thyroid gland fuction test support a diagnosis of hypothyroidism. Initial therapy with sodium levothyroxine was indicated. On 32 days after treatment of hypothyroidism, clinical signs was relieved and cTSH concentration was decreased, tT4 and fT4 concenctrations was increased.

      • 두경부 암환자의 항암화학요법에 따른 삶의 질 변화

        신혜숙,박혜자,박명희,연기순,김훈교,문한림,송혜향 가톨릭대학교 가톨릭대학교 간호대학 호스피스 교육연구소 1999 호스피스논집 Vol.4 No.-

        The purpose of this study was to assess the changes in quality of life wish elapse of chemotherapy in head and neck cancer patients. This study was a longitudinal descriptive design. The subjects were 9 patients who had stage III and stage IV head and neck cancer and received neoadjuvant cisplatin and 5-fluorouracil chemotherapy. Linear Analogue Self Assessment Scale (LASA) of the QOL which it includes eleven items(seven physical items appetite, nausea/vomiting, physical well-being, vigor activity, energy, sleepiness, fatigue and four mental items anger, anxiety, depression & vital power) were used to assess the quality of life eleven times(once in the prechemotherapy period and from the 1st day to 10th day postchemotherapy). The means of scores at each time were analyzed by repealed measures of ANOVA and Bonferroni multiple comparison method. The results are as follows : 1. The degree of appetites decreased significantly on the period between third and sixth day compared with that of appetites on the prechemotherapy day (p<0.001). 2. The degree of physical well-being decreased significantly on the period between first and fifth day compared with that of physical well-being on the prechemotherapy day (p<0.001). 3. The degree of nausea/vomiting decreased significantly on the period between first and fourth day compared with that of appetites on the prechemotherapy day (p<0.001). 4. The degree of anger decreased significantly on the second, fourth, eighth and ninth day after chemotherapy compared with that of anger on the prechemotherapy day(p<0.001). 5. The degree of fatigue decreased significantly on the fourth day compared with that of fatigue on the prechemotherapy day(p<0.001). 6. The increment of nausea/vomiting and poor appetite started on the 2.89th day and 3.67th day after chemotherapy, respectively. 7. The increment of sleepiness started on the 2.56th day after chemotherapy. 8. The increment of depression and anxiety started on the 2.33th day and 3.33th day after chemotherapy, respectively. 9. The lowest degrees of nausea/vomiting and poor appetite were 37.00±17.9 % and 28.64±14.94 % after chemotherapy compared with those of nausea/vomiting and poor appetite on the prechemotherapy day, respectively. 10. The lowest degrees of anger and vigor activity were 48.12±28.3 % and 39.83±24.9 % after chemotherapy compared with those of anger and vigor activity on the prechemotherapy day, respectively. 11. The recovery rates of eight items of quality of life (appetite, vigor activity, energy, fatigue, anger, anxiety, depression & vital power) were shown to reach a peak on the tenth day after chemotherapy and be reached to almost 84 % compared with those of quality of life on the prechemotherapy day. 12. The recovery rates of physical well-being and sleepiness were shown to reach to 67.75 % and 95.68 % on the 10th day after chemotherapy compared with those of physical well-belong and sleepiness on the prechemotherapy day. 13. The recovery rates of seven physical items were faster than those of four mental items on the 10th day after chemotherapy. In conclusion, it is suggested that nursing care strategies to improve the quality of life in patients with chemotherapy would be established both physically and mentally, and be extended at least ten days when patients stayed their home after chemotherapy.

      • Production of Poly(3-hydroxybutyrate) from Glucose in Pseudomonas putida KT2440

        Hye Min SONG,Hye Jin LIM,Si Jae PARK 한국생물공학회 2021 한국생물공학회 학술대회 Vol.2021 No.10

        Pseudomonas putida is a saprotrophic soil bacterium and widely employed platform strain in a bioprocess for the production of value-added materials. Recently, social interests and responsibilities on the production and consumption of biodegradable polymers have been considered important more than ever. Polyhydroxyalkanoates (PHAs) are biodegradable biopolymers, accumulated in numerous bacteria as their carbon and energy storage compounds, and P. putida is also the native producer of PHAs, especially with medium-chain lengths. Among various PHAs, poly(3-hydroxybutyrate) [P(3HB)] is the most characterized member and the key precursor for P(3HB) biosynthesis is acetyl-CoA, the metabolite produced through glycolysis. However, P. putida KT2440 cannot consume glucose well and produce P(3HB) neither. In order to develop P. putida KT2440 to be a more versatile platform strain in biotechnology, it is important to engineer P. putida KT2440 capable of producing nonnatural compounds as well as consuming unpreferable carbon sources. Toward this goal, we aimed to develop the recombinant P. putida KT2440 strain that can produce P(3HB) from glucose. Here, we present the metabolic engineering strategies devised for the production of P(3HB) from glucose in P. putida KT2440.

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        Integrin-Linked Kinase Is Required in Hypoxic Mesenchymal Stem Cells for Strengthening Cell Adhesion to Ischemic Myocardium

        Song, Suk-Won,Chang, Woochul,Song, Byeong-Wook,Song, Heesang,Lim, Soyeon,Kim, Hye-Jung,Cha, Min-Ji,Choi, Eunju,Im, Sin-Hyeog,Chang, Byung-Chul,Chung, Namsik,Jang, Yangsoo,Hwang, Ki-Chul Wiley (John WileySons) 2009 Stem Cells Vol.27 No.6

        <P>Mesenchymal stem cells (MSCs) therapy has limitations due to the poor viability of MSCs after cell transplantation. Integrin-mediated adhesion is a prerequisite for cell survival. As a novel anti-death strategy to improve cell survival in the infarcted heart, MSCs were genetically modified to overexpress integrin-linked kinase (ILK). The survival rate of ILK-transfected MSCs (ILK-MSCs) was augmented by about 1.5-fold and the phosphorylation of ERK1/2 and Akt in ILK-MSCs were increased by about three and twofold, respectively. ILK-MSCs demonstrated an increase of twofold in the ratio of Bcl-2/Bax and inhibited caspase-3 activation, compared with hypoxic MSCs. The adhesion rate of ILK-MSCs also had a 32.2% increase on the cardiac fibroblast-derived three-dimensional matrix and ILK-MSCs showed higher retention by about fourfold compared to unmodified MSCs. Six animals per group were used for the in vivo experiments analyzed at 1 week after occlusion of the left coronary artery. ILK-MSC transplanted rats had a 12.0% +/- 3.1% smaller infarct size than MSC-treated rats after ligation of left anterior descending coronary artery. Transplantation of ILK-MSCs not only led to a 16.0% +/- 0.4% decrease in the fibrotic heart area, but also significantly reduced the apoptotic positive index by two-thirds when compared with ligation only. The mean microvessel count per field in the infarcted myocardium of ILK-MSCs group was increased relative to the sham group and MSCs group. In conclusion, the ILK gene transduction of MSCs further assisted cell survival and adhesion, and improved myocardial damage when compared with MSC only after transplantation.</P>

      • The etiology of potential small-bowel bleeding depending on patient’s age and gender

        Song, Joo Hye,Hong, Sung Noh,Kyung Chang, Dong,Ran Jeon, Seong,Kim, Jin-Oh,Kim, Jinsu,Lee, Bo-In,Choi, Myung-Gyu,Kim, Kyeong Ok,Yang, Dong-Hoon,Song, Hyun Joo,Hyuk Do, Jae,Jeong Lim, Yun,Shim, Ki-Nam SAGE Publications 2018 United European gastroenterology journal Vol.6 No.8

        <B>Background</B><P> Whether the etiology of potential small-bowel bleeding depends on the age and gender of the patient is not yet fully understood. </P><B>Methods</B><P> A total of 1953 patients who underwent video capsule endoscopy (VCE) to evaluate potential small-bowel bleeding and were registered in the Capsule Endoscopy Nationwide Database Registry from 2003 to 2014 were eligible for this study. VCE findings and the etiology of small-bowel bleeding were analyzed by age and gender. </P><B>Results</B><P> The diagnostic yield of VCE was 48.4% (95% CI: 46.2%-50.6%) and the diagnosis rate of etiology of potential small-bowel bleeding was 61.4% (95% CI: 59.2%-63.6%). The etiology of potential small-bowel bleeding depends on the age and gender of the patient. Crohn's disease and small-bowel diverticular diseases were more prevalent etiology of potential small-bowel bleeding in the young adults group (@@<@@ 40 years) whereas angiodysplasia was revealed to be a most common etiology in elderly group (≥ 60 years), reaching statistical significance ( p@@<@@0.00152) by Bonferroni correction. </P><B>Conclusions</B><P> The etiology of potential small-bowel bleeding depends on the age of the patient. Thus, an individualized lesion-specific diagnostic approach based on age might be needed for patients with potential small-bowel bleeding. </P>

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        융합산업 규제영향분석 프레임워크 개발: 신산업 분야별 규제이슈 사례 연구

        송혜림(Hye-Lim Song),서봉군(Bong-Goon Seo),조성민(Sung-Min Cho) 한국지능정보시스템학회 2021 지능정보연구 Vol.27 No.3

        Innovative new products and services are being launched through the convergence between heterogeneous industries, and social interest and investment in convergence industries such as AI, big data-based future cars, and robots are continuously increasing. However, in the process of commercialization of convergence new products and services, there are many cases where they do not conform to the existing regulatory and legal system, which causes many difficulties in companies launching their products and services into the market. In response to these industrial changes, the current government is promoting the improvement of existing regulatory mechanisms applied to the relevant industry along with the expansion of investment in new industries. This study, in these convergence industry trends, aimed to analysis the existing regulatory system that is an obstacle to market entry of innovative new products and services in order to preemptively predict regulatory issues that will arise in emerging industries. In addition, it was intended to establish a regulatory impact analysis system to evaluate adequacy and prepare improvement measures. The flow of this study is divided into three parts. In the first part, previous studies on regulatory impact analysis and evaluation systems are investigated. This was used as basic data for the development direction of the regulatory impact framework, indicators and items. In the second regulatory impact analysis framework development part, indicators and items are developed based on the previously investigated data, and these are applied to each stage of the framework. In the last part, a case study was presented to solve the regulatory issues faced by actual companies by applying the developed regulatory impact analysis framework. The case study included the autonomous/electric vehicle industry and the Internet of Things (IoT) industry, because it is one of the emerging industries that the Korean government is most interested in recently, and is judged to be most relevant to the realization of an intelligent information society. Specifically, the regulatory impact analysis framework proposed in this study consists of a total of five steps. The first step is to identify the industrial size of the target products and services, related policies, and regulatory issues. In the second stage, regulatory issues are discovered through review of regulatory improvement items for each stage of commercialization (planning, production, commercialization). In the next step, factors related to regulatory compliance costs are derived and costs incurred for existing regulatory compliance are calculated. In the fourth stage, an alternative is prepared by gathering opinions of the relevant industry and experts in the field, and the necessity, validity, and adequacy of the alternative are reviewed. Finally, in the final stage, the adopted alternatives are formulated so that they can be applied to the legislation, and the alternatives are reviewed by legal experts. The implications of this study are summarized as follows. From a theoretical point of view, it is meaningful in that it clearly presents a series of procedures for regulatory impact analysis as a framework. Although previous studies mainly discussed the importance and necessity of regulatory impact analysis, this study presented a systematic framework in consideration of the various factors required for regulatory impact analysis suggested by prior studies. From a practical point of view, this study has significance in that it was applied to actual regulatory issues based on the regulatory impact analysis framework proposed above. The results of this study show that proposals related to regulatory issues were submitted to government departments and finally the current law was revised, suggesting that the framework proposed in this study can be an effective way to resolve regulatory issues. It is expected that the regulatory impact analysis framework propose

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