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전원선,이상철,김현정,배상병,김찬규,이남수,박노진,이규택,박성규,홍대식,박희숙,원종호 순천향의학연구소 2007 Journal of Soonchunhyang Medical Science Vol.13 No.2
Thymoma is associated with myasthenia gravis, Pure red cell aplasia, and autoimmune diseases such as autoimmune hemolytic anemia, aplastic anemia, and hypogammaglobulinemia. It's association with aplastic anemia is rare and aplastic anemia appearing after surgical removal of thymoma is especially rare. The authors hereby report a case of aplastic anemia occuring in a patient who was diagnosed with thymoma and myasthenia gravis and had the tumor surgically removed. The patient was treated with anti-thymocyte globulin, cyclosporin, and prednisolone, and showed partial remission with hematologic improvements after 12 months.
cDNA array 방법을 이용한 망간에 노출된 흰쥐 뇌기저핵의 유전자발현 분석
이채관,노성민,문덕환,,김정호,손병철,김대환,이창희,김휘동,김정원,김종은,안진홍,이채언 大韓産業醫學會 2005 대한직업환경의학회지 Vol.17 No.4
Objectives: This study investigated the gene expression profile in basal ganglia of manganese-exposed rats based on cDNA array analysis. Methods: For cDNA array, 25 male Sprague-Dawley rats (250±25 g) were intraperitoneally injected with 25 ㎎/㎏ B. W./day of MnCl2 (0.3 ㎖) for 10 days. For dose-related gene expression analysis, rats were intraperitoneally injected with 0.2, 1.0, and 5.0 ㎎/㎏ B. W/day of MnCl2 for 10 days. Control rats were injected with an equal volume of saline. RNA samples were extracted from brain tissue and reverse-transcribed in the presence of [α^(32)P]-dATP. Membrane sets of the Atlas Rat 1.2 array Ⅱ and Toxicology array 1.2 kit (Clontech, Palo Alto, CA) were hybridized with cDNA probe sets. Northern blot hybridization method was employed to assess the dose-related gene expression. Results: Fifty-two genes showed significant changes in expression of more than two-fold. Twenty-eight were up-regulated and 24 were down-regulated in the manganese-exposed group compared to the control. Among the 52 genes, 28 genes including nuclear factor I-X1 (NF1-X1), neuroligin 2 and 3, mitochondrial stress-70 protein (MTHSP70), neurodegeneration-associated protein 1 (Neurodap 1), multidrug resistance protein (MDR), and endoplasmic reticulum stress protein 72 (ERP72), were reported for the first time related to the manganese-induced neurotoxic-metabolism in the rat basal ganglia. According to the dose-related gene expression analyses, MTHSP70, Neurodap 1 and ERP72 genes were up-regulated compared to the control even in the group exposed to low manganese dose ( 0.2 ㎎/㎏ B.W./day). Conclusions: Twenty-eight genes detected for the first time in this study were closely related to the manganese-induced neurotoxic-metabolism in the rat basal ganglia and further study of these genes can give some more useful information about the manganese metabolism.
대학교양체육의 수업만족도가 정서 및 생활만족에 미치는 영향
이재원,김대현 한국스포츠리서치 2003 한국 스포츠 리서치 Vol.20 No.1
This study on The Influence of College Students' Participation in Sports Activity Classes on Their Class Satisfaction, Mood States & Life Satisfaction. subject for this study consisted of 297 in student. the methods of statistics used to analyze the collect data are One-Way ANOVA, Simple Regression analysis & Multiple Regression analysis. Result obtained from this research are as follows: Class Satisfaction has a drict effect on Life Satisfaction and an indirect effect through Mood States, as well.
이대희,원세열,이영민,조헌노 인제대학교 1999 仁濟論叢 Vol.14 No.3
본 연구는 축대칭 난류원형제트가 평판에 충돌하는 경우에 노즐직경이 국소 Nusselt 수 분포에 미치는 영향을 연구하였다. 노즐출구에서의 유동은 완전 발달된 속도형상을 지니고 있다. 그리고, 금박막이 된 Intrex를 사용하여 평판에는 등열유속 경계조건을 형성시켰다 또한, 액정은 평판의 벽면온도를 측정하기 위하여 사용하였다. 실험시 Reynolds 수는 Re=23,000으로 고정하였으며, 노즐과 평판사이의 거리는 L/d=2~14 까지, 노즐 직경은 d=1.36, 2.16, 3.40으로 변화시켰다. 실험결과 정체점과 정체점 영역에서의 Nusselt 수는 노즐 직경이 증가함에 따라 증가함을 알았다. The effect of nozzle diameter on the local Nusselt number distributions has been investigated for an axisymmetric turbulent jet impinging on the flat Plate surface. The flow at the nozzle exit has a fully developed velocity profile. A uniform heat flux boundary condition at the plate surface was created using gold film Intrex. Liquid Crystal was used to measure the plate surface temperature. The experiments were made for the jet Reynolds number (Re) 23,000, the dimensionless nozzle to surface distance (L/d) from 2 to 14., and the nozzle diameter (d) from 1.36 to 3.40 cm. The results show that the Nusselt number at and near the stagnation point increase with an increasing value of the nozzle diameter.
足底의 Clarke Foot Print Angle과 垂直跳 間의 相關
李哲源,吳大成 又石大學校 1991 論文集 Vol.13 No.-
The purpose of this study is to find out how Clarke Foot Print Angle have an Correlation on the Vertical Power Jump on the owners of same leg muscle strength(55㎏), the heigh of body(165∼170㎝), and the weight of body(55∼60㎏). Clarke Foot Print Angle was divided into three groups as it were, Normal foot Print group(above 45˚), Linght Flatfoot group(25˚∼44˚), Heavy Flatfoot group(below 24˚) To measure methods, First of all, I used Back Muscle Dynamometer to extract the owners of the same leg muscle strength and measured C.F.P.A Copying with chinese ink water. Lastly, Vertical Power Jump Records were measured with Vertical Power Jump Test. As the result, I obtained the following. 1. The average of C.F.P.A and were 42.54˚and 40.89㎝. 2. It appeared that C.F.P.A. was correlated with V.P.J. as it were, N.F.G(r=.23), L.F.G(r=.34), H.F.G(r=.43), total(r=.40). 3. In this viewpoint, I believe it is resonable that we must reference to player selection and training of an event needed the leg muscle strength.
복직근 및 박근 근피판술을 이용한 골반 및 서혜부 연부조직 결손의 재건
이재화,정윤규,김주봉,유대현,황성관,이훈범,김석원 大韓成形外科學會 1997 Archives of Plastic Surgery Vol.24 No.6
Many operations for the reconstruction of the pelvic area have been studied until now. The local muscle flap is often used for the closure of these complex wound. But, these local muscle flaps may not be available for reconstruction due to the factors of infection, radiation, and surgical trauma. Since rectus abdominis muscle and gracilis muscle were introduced, their use has been steadily increased for the reconstruction of soft tissue defect of the pelvic area. Inferiorly based rectus abdominis muscle flap and the gracilis muscle flap have been adopted for well-vascularized soft tissue coverage of the defect of pelvis and groin area. These techniques were utilized in seven patients. Of these patients, rectus abdominis muscle flap was used on four patients and three patients were treated with gracilis muscle flap. Among these, chronic osteomyelitis of pelvic bone has been managed with inferiorly based rectus abdominis muscle flap in three patients. No complication has been found. The mean postoperative follow-up period was 26 months, with a range of 12 to 39 months. In conclusion, these muscles are functionally expandable , and provide adequate tissue volume with sufficient blood supply away from the zone of injury, and readily transposed into the pelvis and groin area through subcutaneous tunnel, and serve as an antibiotic delivery system that aids in the eradication of infection. These findings suggest a reconstructive option for the defect of pelvis and groin, and/or bone infection in this area.
박주가리(Metaplexis japonica Makino)의 캘러스유도와 조직별 gagaminine의 함량분석
이대원,신가희 東國大學校 1999 東國論叢 Vol.38 No.-
In order to produce antioxidantic gagaminine from the plant and cell culture of Metaplexis japonica Makino, induction rate of callus with plant growth regulators was investigated and gagaminine from the various tissues and calli was analyzed using HPLC assay. when the callus from leaf tissue was used on MS medium, induction rate was highest (63.0%). the optimal concentrations of 2,4-D for callus induction of leaf, stern and petiole were 2.0, 0.5 and 0.1 mg/L, respectively. The content of gaganinine in the plant was abundant in the tissue of stem, leaf, and root in order. However, the highest gagaminine content was found in the callus from petiole (0.276 mg/mL) and its content was 12 times higher than that in the stem tissue (0.023 mg/mL) of the intact plant. This result suggests that gagaminine might be produced using the cell culture in vitro in Metaplexis japonica Makino.