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      • KCI등재

        엔터테인먼트상업시설의 점포속성에 관한 연구

        하성주(Ha Sung-Joo),박은경(Park Eun-Kyung),하미경(Ha Mi-Kyoung) 대한건축학회 2009 대한건축학회논문집 Vol.25 No.9

        The purpose of this study is to categorize the store attributes as a valuation basis and to suggest the order of priority by Importance-Performance Analysis when new or improving plan about Urban Entertainment Center(UEC) is under consideration. The literature was reviewed based on the previous studies and survey was conducted. The questionnaire was conducted for users of four UECs in Seoul and 126 copies were analyzed by SPSS windows. The results were summarized as follows: First, 'transportation connection', 'tenant composition', 'wayfinding to destination', 'air quality', and 'public transportation' which have high mean of importance will be considered first when new UEC will be planned from now on. Second, the order of priority for the improvement plan was deducted by Importance-Performance Analysis. It is the most necessary to effort for the improvement of the 'location of dining facility', 'entrance discernment', 'change of direction at node', 'wayfinding to destination', 'vertical shifter', 'indoors air quality', and 'price'. The continuing status quo is required for 'tenant composition', 'tenant arrangement', 'various retail facility', 'various entertainment facility', 'location of entertainment facility', 'transportation connection', 'surrounding facilities connection', 'passageway width', 'rest place', 'indoor temperature', 'convenient parking', 'public transportation', 'security', 'safe against accident', 'quality', 'promotion', and 'personal service'. On the other hands, 'landmark', 'visual openness', 'interior design', 'delight ambience', 'retail kiosk', dining kiosk', 'play implement', 'play experience', 'performances experience', 'event experience', and 'approach distance' are low priority on the effort to improve the customer demand.

      • 균열밀도에 따른 R·C 슬래브 교량의 내하력 평가

        박길현,양승현,황선하,정경덕 朝鮮大學校 建設技術硏究所 2003 建設技術硏究 Vol.23 No.1

        Through the exterior features on reinforced concrete slab, crack density and crack originate deflections ratio crack density, decrease percentage of load carrying capacity, crack originate deflections ration and decrease percentage of load carrying capacity were statistically analyzed. Crack density, crack originate deflections ratio and decrease percentage of load carrying capacity are very closely related each other with 0.724, 0.821 and 0.317 of correlation coefficient within 95% of mind level. However, the correlation between crack originate deflections ratio and decrease percentage of load carrying capacity was low. Through the regression equation curve method in which crack density selected as independent variable, crack originate deflections ratio and decrease percentage of load carrying capacity as dependent variable, regression equations were presumed. Equations exist in mind level range of F(0.05, S-curve showed the highest, conformance with 79.5%, 72.2%. The regression equation between CRD or LCCD and CD was also shown. The overall judgement of load carrying capacity of bridges can be possible through the moreover investigation of crack density, the time needed precision could be valuable data for lower maintenance cost, the degree of deterioration of bridges and safety judgement.

      • 경사진 트레드밀에서 후방보행운동을 통한 넙다리네갈래근 강화와 요통의 관계

        박주완,김경,김형욱,김재우,배솔희,서정표,이정구,정하영 대구대학교 특수교육재활과학연구소 2010 再活科學硏究 Vol.28 No.1

        목적: 본 연구에서는 경사진 트레드밀에서의 후방 보행 훈련을 통한 넙다리네갈래근의 강화가 요통 환자의 치료에 미치는 영향을 알아보고자 하였다. 대상: 만성 요통을 호소하는 16명의 환자를 대상으로 연구를 실시 하였다. 방법: 트레드밀을 10° 경사로 맞춰놓은 상태에서 대상자들은 하루 20분, 일주일에 3회의 빈도로 2주 동안 훈련을 하였다. 표면 근전도를 가지고 넓다리 곧은근, 안쪽 넓은근, 가쪽 넓은근, 척추 세움근의 %MVIC를 측정하였고, KODI와 VAS를 통해 대상자들의 통증정도를 측정하였다. 결과: 넓다리 곧은근은 훈련전에 비해 훈련을 하고 난 후 상대적으로 높은 근전도를 보였고, 통계적으로 유의하였다(p<.05). 안쪽 넓은근과 가쪽 넓은근 또한 높은 근전도율을 보였지만 통계적으로 유의하지는 않았다. 척추 세움근은 훈련전에 비해 훈련을 하고 난 후 높은 근전도율을 보여주었고, 통계적으로 유의하였다(p<.05). VAS와 KODI의 평균값은 명백하게 감소되었고, 통계적으로 유의하였다(p<.05). 결론: 이상의 결론을 종합하면, 후방보행을 통한 넙다리네갈래근의 강화는 요통의 감소에 효과적이라고 사료되며, 더불어 넙다리네갈래근으로 접근하여 요통을 경감하는 중재방법이 효과적인 치료 방법이 될 수 있다는 것을 의미한다. Purpose: This study was to investigate the influence of strengthening the Quadriceps femoris through backward walking treadmill training in the patients who have lower back pain. Subjects: Sixteen subjects with chronic lower back pain were included. Method: In the training, the treadmill was set to have a inclination of 10 degrees, and the subjects were trained for 20 minutes a day, 3 times a week, for 2 weeks. %MVIC(muscle power) of rectus femoris, vastus medialis oblique, vastus lateralis and erctor spinae were measured with surface EMG, and KODI and VAS were used to measure the subject's level of pain. Results: Quadriceps femoris showed relatively higher average electromyogram rates than that before training(p<.05). Vastus medialis oblique and vastus lateralis also showed higher average electromyogram rates, but no significant change in them was noted. Erector spinae showed higher average electromyogram rates than that before training(p<.05). The average points of VAS and KODI clearly decreased(p<.05). Conclusion: Strengthening Quadriceps femoris seems to be efficient for relieving lower back pain in this study.

      • KCI등재

        자동차 공조용 핀형 열교환기의 성능특성에 관한 연구

        홍경한,전상신,이승재,박찬수,권일욱,김재열,김병철,하옥남 한국공작기계학회 2004 한국생산제조학회지 Vol.13 No.4

        Fin-tube type(Fin-type) heat exchanger has been tested in order to replace the heat exchanger of parallel flow type(P.F-type) which is now widly used in automobile air conditioning system. The following conclusions are drawn by the comparison of the characteristics of the heat exchangers. Evaporator and condenser capacities and COP(Coefficience of performance) were varied as with the compressor speed, outdoor air temperature and air flow rate changed, which much influenced on the characteristics of the air conditioning system. Evaporator and condenser capacities were increased with increasing compressor speed and outdoor air temperature. Evaporator and condenser pressures of Fin- type were decreased by 7% and 5% respectively compared with those of P.F-type. The COP of Fin-type was decreased with increasing outdoor air temperature and compressor speed. The COP of P.F-type was decreased by 14% compared with that of Fin-type.

      • KCI등재후보

        칭찬활동 프로그램이 청소년의 희망과 자아존중감에 미치는 효과

        김혜숙,민순,박종,김경미,하윤주,김은아,정선주 韓國學校保健學會 2009 韓國學校保健學會誌 Vol.22 No.2

        Purpose: The purpose of this research is to investigate the effect of the praising activity program on hope and self-esteem of adolescents. Methods: From Jan 26th to 29th 2009. 193 of subjects were participated in investigation in G city. After 4 days of data collecting in praising activity program, research is the pre and post similarity test to investigate hope and self-esteem of adolescents. Results: The average hope score of adolescents significantly increase from 3.39 before the program to 3.60 after the program. The average self.esteem score of adolescents significantly increased(p<.00l) from 3.01 before the program to 3.15 after the program. From the resuits. the program showed that it has significant effect on hope and self-esteem of adolescents. Conclusion: The praising activity program as an affirmative mass psychological program is confirmed that it affects on hope and self-esteem. Therefore. it is expected to be utilized as promotion of health program for adolescents.

      • KCI등재

        열공형과 비열공형 피질하 혈관성 치매에서 위험인자의 차이에 관한 비교 연구

        배희준,정지향,유경호,나덕렬,김상윤,최경규,양동원,손의주,이상도,김재우,박경원,김응규,이재홍,박미영,한일우,함동석,최문성,하충건,최성혜,이애영,이병철,한설희 대한치매학회 2003 Dementia and Neurocognitive Disorders Vol.2 No.2

        Backgrounds and Objectives: Vascular dementia is a group of dementing disoders arising from various stroke syndrome. Among these. subcortical ischemic vascular dementia (SIVD) is regarded as a relatively distinct clinical entity. However, MRI patterns of SIVD are not homogenous. In some patients, lacunes are dominant, and in others, subcortical white matter changes are. This study was designed to compare risk factor profiles between SIVD with and without multiple lacunes. Methods: We divided 47 subjects (22 males, mean age. 68 years) recruited from VADAPET (Multicenter Trial For Evaluation Of The Changes In the PET Images Of Subcortical Vascular Dementia Patient) study into two groups one with more than 5 lacunes in deep gray matter (lacune group) and the other with 5 or less(non-lacune group) Clinical characteristics and laboratory findings of two groups were compared. Results: Nineteen of 47 patients (40%) belonged to the lacune group. The lacune and non-lacune groups d d not differ in the following variables: age, hypertension, diabetes mellitus, hyperlipidemia heart disease, history of stroke or TIA, history of trauma or major surgery, family history of hypertension stroke, or dementia, age at diagnosis of dementia, body mass index, white blood cell count, ESR, CRP, fibrinogen, hemoglobin A1C, total cholesterol. LDL cholesterol creatinine, proteinuria, glucosuria, and microhematuria. However, male sex, smoking alcohol. hemoglobin, and HDL cholesterol were possibly associated more with lacune group SIVD than with non-lacune group (p<0 1) Multivariate analyses revealed that smoking, hemoglobin, and HDL cholesterol were independent predictors of SIVD with multiple lacunes Conclusion: Our study suggests that SIVD with multiple lacunes may be significantly different in smoking habits hemoglobin, and HDL cholesterol from SIVD without multiple lacunes.

      • SCISCIESCOPUS

        Comparison of the effectiveness of sirolimus- and paclitaxel-eluting stents for small coronary artery lesions

        Park, Kyoung-Ha,Park, Seong-Wook,Hong, Myeong-Ki,Kim, Young-Hak,Lee, Bong-Ki,Park, Duk-Woo,Choi, Bong-Ryong,Kim, Mi-Jeong,Park, Kyoung-Min,Lee, Cheol Whan,Cheong, Sang-Sig,Kim, Jae-Joong,Park, Seung-J WILEY-LISS 2006 Catheterization and Cardiovascular Interventions Vol. No.

        <P>Background: The sirolimus-eluting stent (SES) and the paclitaxel-eluting stent (PES) reduce restenosis in small coronary artery lesions. However, it is not clear which of these stents is superior in terms of clinical outcomes. Methods: The authors retrospectively examined 197 patients with 245 de novo small coronary artery lesions (≤≤2.75 mm) that were treated with either the SES (156 lesions) or the PES (89 lesions). Six-month angiographic restenosis rates and the 9-month target lesion revascularization (TLR) rates were compared between the two groups. Results: In terms of baseline clinical and angiographic parameters, the two groups well matched together. Six-month angiographic follow-up was performed on 170 patients (86.3%), comprising 135 SES lesions (86.5%) and 76 PES lesions (85.4%). At 6-month angiographic follow-up, the late lumen loss was less in the SES group than in the PES group (0.29 ± 0.42 vs. 0.69 ± 0.63 mm, P < 0.01). Therefore, the SES group showed a lower rate of angiographic restenosis than the PES group (6.7% vs. 27.7%, P < 0.01). At 9 months there were no deaths or myocardial infarctions in either group. The 9-month TLR rate was lower in the SES group than in the PES group (3.3% vs. 14.4%, P < 0.01). The Kaplan-Meier estimate of freedom from TLR at 9 months was 96.7% for the SES patients and 86.5% for the PES patients (P < 0.01). Conclusions: The SES treatment may be superior to the PES treatment in terms of long-term clinical and angiographic outcomes in patients with small coronary artery lesions. © 2006 Wiley-Liss, Inc.</P>

      • SCISCIESCOPUS

        Gene expression profile related to prognosis of acute myeloid leukemia.

        Park, Min Ha,Cho, Sun A,Yoo, Kyung Hyun,Yang, Moon Hee,Ahn, Ji Young,Lee, Hyo Soo,Lee, Kyoung-Eun,Mun, Yeung-Chul,Cho, Dae Ho,Seong, Chu Myong,Park, Jong Hoon National Hellenic Research Foundation 2007 ONCOLOGY REPORTS Vol.18 No.6

        <P>Acute myeloid leukemia (AML) is a heterogeneous group of diseases with respect to biology and clinical course. Through genome-wide scanning, we can have an improvement of the diagnosis and assay system of AML. Microarray was performed for the identification of acute myeloid leukemia prognosis. We divided patients into two groups (good prognosis group, GPG and poor prognosis group, PPG) based on differences in the individual reactions to treatment. Gene expression profiles were analyzed using microarray. Among genes up-regulated at least two-fold and down-regulated at least 0.5-fold in HL-60, we chose three up-regulated genes (PPP2CA, ME3, and CCDN2) and three down-regulated genes (GLO1, ANXA2, and BMI1) and confirmed the expression of these six genes by RT-PCR. We created a leukemia-specific subclass microarray, based on the gene expression profiles. Clinical samples from the bone marrow of four patients were hybridized on this microarray. Among the genes selected by the microarray technology, NB4, silenced TRIB3 and overexpressed XRN2 were not differentiated in spite of treatment with ATRA. This indicates that XRN2 and TRIB3 play an important role in cell differentiation. These data provided an expression profile for the diagnosis and prognosis of AML patients and identified candidate genes that might allow the prognosis of AML through the relative comparison of the expression level of genes between GPG and PPG.</P>

      • SCISCIESCOPUS

        Lysophosphatidylserine stimulates L2071 mouse fibroblast chemotactic migration via a process involving pertussis toxin-sensitive trimeric G-proteins.

        Park, Kyoung Sun,Lee, Ha-Young,Kim, Mi-Kyoung,Shin, Eun Ha,Jo, Seong Ho,Kim, Sang Doo,Im, Dong-Soon,Bae, Yoe-Sik American Society for Pharmacology and Experimental 2006 Molecular pharmacology Vol.69 No.3

        <P>Lysophosphatidylserine (LPS) may be generated after phosphatidylserine-specific phospholipase A2 activation. However, the effects of LPS on cellular activities and the identities of its target molecules have not been fully elucidated. In this study, we observed that LPS stimulates an intracellular calcium increase in L2071 mouse fibroblast cells, and that this increase was inhibited by 1-[6-((17beta-3-methoxyestra-1,3,5(10)-trien-17-yl)amino)hexyl]-1H-pyrrole-2,5-dione (U-73122) but not by pertussis toxin, suggesting that LPS stimulates calcium signaling via G-protein coupled receptor-mediated phospholipase C activation. Moreover, LPS-induced calcium mobilization was not inhibited by the lysophosphatidic acid receptor antagonist, (S)-phosphoric acid mono-{2-octadec-9-enoylamino-3-[4-(pyridine-2-ylmethoxy)-phenyl]-propyl} ester (VPC 32183), thus indicating that LPS binds to a receptor other than lysophosphatidic acid receptors. It was also found that LPS stimulates two types of mitogen-activated protein kinase [i.e., extracellular signal-regulated protein kinase (ERK) and p38 kinase] in L2071 cells. Furthermore, these LPS-induced ERK and p38 kinase activations were inhibited by pertussis toxin, which suggests the role of pertussis toxin-sensitive G-proteins in the process. In terms of functional issues, LPS stimulated L2071 cell chemotactic migration, which was completely inhibited by pertussis toxin, indicating the involvement of pertussis toxin-sensitive G(i) protein(s). This chemotaxis of L2071 cells induced by LPS was also dramatically inhibited by 2-(4-morpholinyl)-8-phenyl-4H-1-benzopyran-4-one (LY294002) and by 2'-amino-3'-methoxyflavone (PD98059). This study demonstrates that LPS stimulates at least two different signaling cascades, one of which involves a pertussis toxin-insensitive but phospholipase C-dependent intracellular calcium increase, and the other involves a pertussis toxin-sensitive chemotactic migration mediated by phosphoinositide 3-kinase and ERK.</P>

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