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( Young Li Kim ),( Young Jae Lee ),( Hee Young Cho ),( Eun Ah Kim ),( Min Jung Baek ),( Young Ran Kim ),( Sukho Kang ),( Ji Yeon Lee ) 대한산부인과학회 2016 대한산부인과학회 학술대회 Vol.102 No.-
목적: To determine the differences in pregnancy outcomes among cases treated by vaginal progesterone, intramuscular(IM) progesterone and conservative management in twin pregnancies with a short cervix. 방법: This is a retrospective study of 273 twin pregnancies complicated by a short cervix(<2.5cm) who delivered from 2007 to 2016 in CHA Bundang Medical Center. Women who received cervical cerclage were excluded. Treatment groups included 1) group I; conservative management group without progesterone treatment(n=174), 2) group II; vaginal progesterone suppository group(n=30), 3) group III; IM progesterone injection group(n=69). Primary outcomes were spontaneous birth at <28, 32, 34, or 36 weeks of gestational age(GA). The secondary outcomes included hospitalized for tocolytics or antenatal corticosteroids, small for gestational age and low APGAR score(<7) at 5 min. 결과: Preterm birth before 36 weeks of GA was different among 3 groups(29.3%[51/174] vs.20.0%[6/30] vs.43.5%[30/69], p=0.034). Low APGAR score(<7) at 5min was significantly different among 3 groups(7.8%[27/348] vs.5.0%[3/60] vs.15.2%[21/138], p=0.018). After multivariate analysis, preterm birth(<36 weeks) occurred more frequently in group III than group I(aOR 6.90 95%CI:1.06-45.04, p=0.044). However, there was no significant difference between group II and III. Meanwhile, there were more cases with low APGAR score(<7) at 5 min in group III than group I(aOR 6.58 95%CI:1.43-30.21, p=0.015) and group II(aOR 17.04 95%CI:1.56-185.74, p=0.020) after multivariate analysis. 결론: In twin pregnancies complicated by short cervical length, IM progesterone group showed significantly greater occurrence of preterm birth before 36 weeks of GA in comparison with vaginal progesterone group and conservative management group.
Yoonhyeong Byun,Eun Jin Kim,Areum Lee,Young-Ah Suh,Hee Ju Sohn,Jung Min Lee,Jae Seung Kang,Yoo Jin Choi,Youngmin Han,Hongbeom Kim,Wooil Kwon,Jin-Young Jang 대한외과학회 2022 Annals of Surgical Treatment and Research(ASRT) Vol.102 No.2
Purpose: Various hemostatic agents have been introduced in therapy as postoperative bleeding is a poor prognostic factor for postoperative outcomes. These products can be divided into those that directly promote the hemostatic cascade and those that physically form a barrier by absorbing blood. The latter, powder-type hemostatic agents have the advantages of being inexpensive and more absorbable with less foreign body reactions (FBRs) and are applicable to a relatively wide area. This study was conducted to verify the safety and efficacy of a newly invented polysaccharide product (OOZFIX, Theracion Biomedical), which improves blood absorption and hemostatic effects. Methods: Two separate animal experiments were performed. The first evaluated FBRs histologically at 3 days, 2 weeks, and 4 weeks, after implantation of OOZFIX in rats, and the second compared hemostatic performance of OOZFIX and Arista AH (Bard) in the porcine liver punch biopsy model. Results: We found minimal FBRs in the 3-day group and no reactions in both the 2-week and 4-week groups after implantation of hemostatic agents. The time to hemostasis of OOZFIX was not significantly different from that of Arista AH (median [interquartile range]: 9 [6–10] minutes vs. 8 [6–10] minutes, respectively; P = 0.522). When comparing the serial bleeding grade tendency, there was no statistical difference between OOZFIX and Arista AH (P = 0.656). Conclusion: OOZFIX caused a minimal FBR that disappeared within 2 weeks in vivo, and its hemostatic performance was comparable with that of an existing agent, Arista AH. Further clinical studies are required in the future.
천근아,김붕년,조수철,김재원,황준원,신민섭,홍강의 大韓神經精神醫學會 2005 신경정신의학 Vol.44 No.6
Objectives : In the present study, we investigate the association between homozygosity of the 4-repeat allele (4/4) at the DRD4 and the response to the treatment with MPH in Korean children with ADHD. Methods : The present study included 71 children with ADHD (8.231.78 years) from two children's psychiatric clinics in South Korea. All drug-naive children with ADHD were treated with MPH for about 8 weeks. The subjects who showed improvement of over 50% compared with the baseline ARS score after 8 weeks of treatment were termed as the 'good response' group. The subjects who showed an improvement of less than 50% were considered as the 'poor response' group. After genotyping for DRD4 were performed, we investigated correlation between homozygosity for 4-repeat allele at DRD4 and the response to MPH treatment. Results : We found that while 79.5% (31/39) of the subjects with homozygosity of 4-repeat allele at DRD4 showed good response to MPH treatment, 68.8% (22/32) of the subjects without homozygosity of 4-repeat allele at DRD4 showed poor response to MPH treatment according to ARS scores assessed by their parents (χ²= 16.762, df= 1, p<0.01). We also found that while 61.5% (24/39) of the subjects with homozygosity of 4-repeat allele at DRD4 showed good response to MPH treatment, 87.5% (28/32) of the subjects without homozygosity of the 4-repeat allele at DRD4 showed poor response to MPH treatment according to ARS scores assessed by their teachers (χ²= 17.698, df= 1, P<0.01). Conclusion : Our findings support an association between the homozygosity of 4-repeat allele and a good response to MPH in ADHD of Koreans.
한국 전통 도깨비 문양을 고려한 팬던트 생산용 금형 제작 및 상품화 방안 연구
원시태,강민아,최우정,강미로 서울産業大學校 2005 논문집 Vol.54 No.1
Korean traditional ogre patterns generally have a meaning of protecting from demons and charming away unfortunates. However, their threatening faces and complexity of shapes have not appealed to the general public as personal accessories. In order to make use of their aesthetic and peculiar beauty of figures, a new concept of ogre accessory having a friendly-butterfly shape pendant is develope This study demonstrates whole processes of a capstone design case study, that is, conceptualization of the butterfly ogre pattern, die design and manufacturing for mass production, real production and quality progress, and commercialization process.
임부의 연령에 따른 보완대체요법에 관한 인식 태도 경험 비교 연구
김연진,김지연,노경민,신혜리,유예지,이지민,장희조,정아인,최소정,강숙정,이향연,민혜영 이화여자대학교 간호과학대학 2016 이화간호학회지 Vol.- No.50
Purpose: This study aims to test if the age of pregnant women affects the perception, experience, and attitude towards complementary alternative therapy (CAT), by investigating the perception, experience, and attitude of pregnant women under the age of 35, and above 35 (Advanced Maternal Age). The study will 1) find the general characteristics of pregnant women under and over the age of 35 2) compare the perception, behavior, and experience of pregnant women under and over the age of 35, and 3) find the comparison of the perception, behavior, and experience according to the general characteristics of pregnant women under and over the age of 35. Method: The subjects of this study are composed of 44 women under the age of 35 and 44 women above the age of 35, totaling 88 pregnant women visiting midwiferies, obstetrics and gynecology, and baby fairs in Seoul and Gyeong-Gi area. Data for this study was collected from November 28, 2015 to January 6, 2016 for 40 days. The collected data analyzed mean, standard deviation, t test, ANOVA, and chi-square by using SPSS 23.0. Result Results show that there is a significant difference in the perception, attitude, and experience of the two-sample groups in the use of CAT. The question of “what is most necessary when applying CAT in a hospital clinical environment” for the perception criteria came out with the results of t=9.980, p<.05. For the attitude, results showed that the answers of pregnant women under the age of 35 displayed a more positive attitude towards CAT. (t=2.421, p<.05) Lastly, in the experience section, pregnant women under the age of 35 showed more CAT use than the other sample group. Conclusion Results have shown that there is a difference in the perception, behavior, and experience between the two sample groups. Therefore further research on the efficacy and the adverse effects of CAT needs to be done.
Interaction between Neuronal Depolarization and MK-801 in SH-SY5Y Cells and the Rat Cortex
김예니,Miran Seo,이윤일,So-Young Kim,Eun-Ah Cho,김세현,Yong-Min Ahn,Ung-Gu Kang,김용식,Yong-Sung Juhnn 대한신경정신의학회 2008 PSYCHIATRY INVESTIGATION Vol.5 No.2
Objective: The interaction between MK-801, a model of psychosis and KCl-induced depolarization or electroconvulsive shock (ECS), a therapeutic model of electroconvulsive therapy (ECT), was investigated in SH-SY5Y cells and the rat frontal cortex. Methods: SH-SY5Y cells were pretreated with 1 μM MK-801 for 15 min, followed by cotreatment with 100 mM KCl for 5 min. MK-801 was reintroduced after the KCl was washed out, and the samples were incubated before harvesting. For the experiments in rats, male Sprague-Dawley rats were treated with MK-801 followed by ECS. Immunoblot analyses of glycogen synthase kinase 3β (GSK3β) (Ser9), AKT (Ser473) and extracellular legulated kinase (ERK)1/2 in SH-SY5Y cells and the rat frontal cortex were performed. Results: KCl-induced neuronal depolarization resulted in the transient dephosphorylation of AKT (Ser473) and GSK3β (Ser9), followed by increased phosphorylation of the enzymes in SH-SY5Y cells. Cotreatment with MK-801 and KCl inhibited the initial dephosphorylation of AKT and GSK3β produced by KCl-induced neuronal depolarization. Similarly, ECS resulted in the transient dephosphorylation of AKT (Ser473) and GSK3β (Ser9), whereas cotreatment with MK-801 inhibited the initial dephosphorylation of AKT (Ser473) and GSK3β (Ser9) produced by ECS in the rat frontal cortex. No significant interaction was observed between MK-801 and KCl in the dephosphorylation of ERK1/2. Conclusion: These results suggest that an antagonistic interplay between MK-801 and neuronal depolarization by KCl or ECS is involved the regulation of AKT (Ser473) and GSK3β (Ser9) phosphorylation.
박균영 ( Kyun Young Park ),이미선 ( Mi Sun Lee ),김민철 ( Min Cheol Kim ),이찬희 ( Chan Hee Lee ),박회경 ( Hoey Kyung Park ),강태원 ( Tae Won Kang ),정해성 ( Hae Seong Jeong ),한경아 ( Kyoung Ah Han ),허원회 ( Weon Hoe Huh ),유지 한국화학공학회 2013 Korean Chemical Engineering Research(HWAHAK KONGHA Vol.51 No.3
The chlorination of a metallurgical-grade silicon was carried out in a fluidized bed reactor, 25 mm in diameter. The flow rate of the chlorine admitted into the reactor was 0.2 L/min and that of the carrier nitrogen was 0.8~1.0 L/ min. The reactor temperature was maintained at 450℃ and the temperature of the coolant at the SiCl4 condenser was at -5℃. The SiCl4 yield increased with increasing the mole fraction of chlorine in the feed gas, exhibiting 28% at the mole fraction of 0.2. Further increase of the chlorine mole fraction was not attempted in a worry that the reactor might be failed due to the high exothermicity of the reaction. The production of SiCl4 from silicon by fluidized bed chlorination was demonstrated on a laboratory scale, which is a stepping stone for future studies under more severe conditions toward industrial application.
Min Ah Kang,Kyu Sik Yoon,Hye Ri Kwon,Min Woo Park,Eun Jin Kang,Mi Ja Seo,Yong Man Yu,Young Nam Youn 한국응용곤충학회 2010 한국응용곤충학회 학술대회논문집 Vol.2010 No.05
The multicolored Asian ladybird beetle, Harmonia axyridis, is a generalist predator of aphids also, shows a high level of phenotype polymorphism in color pattern of elytra. Although, it is not sure about genetic information of color polymorphism, it has been confirmed that this phenomenon comes from their genetic traits. The color of H. axyridis elytra is mainly composed of black and red pigment. Phenoloxidase (PO) plays an important role in many insect physiological functions, i.e. sclerotization and pigmentation of cuticle and melanization of parasites. Following activation, PO catalyses the hydroxylation of tyrosine and subsequent oxidation of phenolic substance into quinines, which are further converted to melanin. However, the molecular bases of H. axyridis color pattern formation are almost unknown but it may be that the different pro-POs have different expression. In this study, total RNA samples from four each color pattern individuals, for example, succinea 1, succinea 2, conspicua and spectabilis was extracted. A cDNA enconding pro-PO was molecular cloned from each color pattern of H. axyridis and its putative amino acid sequence shared homology with pro-PO of other insects. We are pursuing to elucidate that their pro-PO sequence will be similar with those other insect PPO sequence. There are also regions of high sequence similarity, including putative activation site and two copper binding sites.
The prevalence of atopic dermatitis in the Korean adults population (초)
( Min Joo Kim ),( Min Ju Kang ),( Tae Wook Kang ),( Sun Ji Kim ),( Jung Ah Min ),( Young Bok Lee ),( Eun Ah Cho ),( Sang Hee Cha ),( Kwang Hyun Choi ),( Min Jee Choi ),( Kyung Moon Kim ),( Jung Eun Ki 대한피부과학회 2009 초록집 Vol.47 No.20