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발생중인 병아리의 사이뇌에서 NPY 양성반응세포의 분포
이미영,박일권,이경열,권효정,송치원,박미선,이강이,하권수,김원식,김무강,Lee, Mee-Young,Park, Il-Kwon,Lee, Kyoung-Youl,Kwon, Hyo-Jung,Song, Chi-Won,Park, Mee-Sun,Lee, Kang-Iee,Ha, Kwon-Soo,Kim, Won-Sik,Kim, Moo-Kang 대한수의학회 2002 大韓獸醫學會誌 Vol.42 No.1
This study deals with the distribution and morphological study of the neurons with the neuropeptide Y (NPY) in developing chick brain. The developing brains of Korean native chicks at embryonic days 8 (E8), E10, E12, E14, E16, E18, and E20 were used. The chicks were perfused with 4% paraformaldehyde through the left ventricle and aorta. The brains were removed and transferred into 30% sucrose, and then cut in a cryostat into $60{\mu}m$ in thickness. The sections were immunostained with free-floating and avidin-biotin complex (ABC) methods. The numerous neurons with NPY were first observed in nucleus rotundus of diencephalon at E8. In particular, neurons in nucleus rotundus had the well-developed processes. At E12, the neurons with NPY were distributed widely in diencephalon; nucleus septalis lateralis, medialis, nucleus magnocelluaris preopticus dorsalis, medialis, ventralis, nucleus preopticus medialis, nucleus dorsolateralis anterior thalami pars magnocellularis, and nucleus paraventricularis magnocellularis (paraventricular nucleus) except nucleus rotundus. From E12 to E20, positive neurons were oval-shaped, changed gradually into the spherical- and multipolar-shaped. The shapes of processes were also omnidirectional and the number of those were less than in telencephalon. As the chicks developed, the morphology of neurons with NPY showed the tendency to increase in their sizes and numbers.
전호(前胡)의 기원 판별을 위한 형태특징과 PCR 분석
이미영,주영승,김홍준,고병섭,Lee, Mi-Young,Ju, Young-Seung,Kim, Hong-Jun,Ko, Byoung-Seob 한국한의학연구원 2003 한국한의학연구원논문집 Vol.9 No.1
In the present paper, morphological characteristic and PCR analysis were carried not to identify the medicinal origins of Peucedanum decursivum and Anthriscus sylvestris. Some samples in Korean. markets were Peucedanum decursivum misused with rhizomes of Anthriscus sylvestris. The main. origin of Peucedanum decursivum producted was quite different from those of Anthriscus sylvestris in the morphological characteristics. And PCR analysis, the three primer has developed into anew tool for identification of Peucedanum decursivum and Anthriscus sylvestris.
임상 간호사의 직장 내 괴롭힘, 공감능력, 회복탄력성이 직무만족에 미치는 영향
이미영,박영례,Lee, Mi Young,Park, Youngrye 한국중환자간호학회 2021 중환자간호학회지 Vol.14 No.2
Purpose : The purpose of this study was to understand the relationship between workplace bullying, empathic ability, resilience, and job satisfaction to provide basic data for the development of programs and education aimed at improving nurses' job satisfaction. Methods : Data were collected through a structured questionnaire disseminated to nurses working in general hospitals. A total of 226 questionnaires were used for the analysis. We analyzed the data using descriptive statistics, an independent t-test, a one-way ANOVA, Pearson's correlation coefficient, and a stepwise multiple regression analysis. Results : Nurses' job satisfaction showed a significant positive correlation with empathic ability and resilience and a significant negative correlation with workplace bullying. Additionally, resilience, workplace bullying, empathic ability, religion, and the hope of moving to another department were significant factors affecting job satisfaction. The explanatory power of these variables for job satisfaction was 41.0%. Conclusion : To improve job satisfaction, a strategy to lower workplace bullying and increase empathic ability and resilience is necessary. The results of this study suggest the need for further research to develop educational programs for nurses to strengthen their empathic ability and resilience.
이미영,Lee, Mi-Yeong 한국과학기술정보연구원 2002 지식정보인프라 Vol.9 No.-
대량의 정보를 체계적으로 정리하여 저장 관리하는 데이터베이스 시스템 기술은 정보 기술 발달에 따른 시스템 환경 변화 및 새로운 응용의 요구 사항을 흡수하며 계속적인 발전을 해 왔다. 관계형 데이터베이스 시스템 기술, 객체지향 데이터베이스 기술, 멀티미디어 데이터베이스 기술, 그리고 분산된 데이터베이스 시스템간의 연동 기술에 이르기까지 데이터베이스 관리 기술은 끊임없이 발전되어 있다.
이미영,Lee, M.Y. 한국전자통신연구원 2009 전자통신동향분석 Vol.24 No.4
인터넷 서비스 데이터량의 지속적인 증가로 대량의 원시 데이터로부터 정보를 가공 처리하는 과정, 체계화된 정보의 저장 관리 및 유용한 정보를 추출하기 위한 분석 등에 분산 컴퓨팅 기술을 적용하는 움직임이 활발히 진행되고 있다. 기존의 RDBMS 기술, MPI 분산 처리 기술 등은 대규모 데이터 처리 환경에 적용하기에는 운영 환경, 기능/성능면에서 확장성 혹은 고비용 문제가 따른다. 그러므로 저가의 서버들로 구성된 대규모 클러스터 환경을 기반으로 분산 컴퓨팅 기술을 적용한 새로운 시스템들이 대규모 데이터 처리를 요하는 인터넷 서비스 응용에 이용되고 있다. 이를 기반으로 바이오인포매틱스, 과학 시뮬레이션, 비즈니스 인텔리전스 등 다른 응용 영역으로 확대하여 클라우드 서비스로 제공하려는 비즈니스 모델이 제시되고 있다. 본 논문에서는 이와 같은 분산 컴퓨팅 기술을 적용한 대규모 데이터 저장 관리 및 처리 기술 동향을 조사하고 클라우드 기반 서비스로의 발전 방향을 서술한다.
정상 성인에서 복부 드로우-인 기법을 동반한 복부근 활성화가 파악력에 미치는 영향
이미영,Lee, Mi-Young 대한물리치료학회 2012 대한물리치료학회지 Vol.24 No.1
Purpose: The grip strength is influenced by various factors, such as position of the upper extremity, characteristics of the hand, and general physical condition. In this study, we investigated whether abdominal muscle activity in combination with the abdominal drawing-in maneuver has any effect on the grip strength in healthy young adults. Methods: This study included 31 healthy subjects (16 males, 15 females). We used surface electromyography and pressure bio-feedback unit for this experiment. All Subjects were placed in a cock-lying position with comfort and the grip strength was measured. On the following day, the pressure bio-feedback unit was placed beneath their fifth lumbar vertebra, and the, grip strength was measured again. This time, the measurement was taken while drawing-in their abdomen below the navel gently and gradually, while maintaining a neutral pelvic position. Results: The grip strength was significantly increased when subjects performed the drawing-in maneuver than when they were comfortable (p<0.05). In addition, activations of the rectus abdominal muscles significantly increased (p<0.05). Conclusion: In the current study, we found that abdominal muscle activity, in combination with the abdominal drawing-in maneuver, affected the grip strength, positively. Therefore, we suggest that this result should be considered when evaluating the grip strength.
MnO<sub>2</sub> 첨가에 따른 무연 Bi(Na, K)TiO<sub>3</sub>-SrTiO<sub>3</sub> 세라믹스의 유전 및 압전 특성
이미영,류성림,류주현,정광현,정영호,홍재일,윤현상,Lee, Mi-Young,Ryu, Sung-Lim,Yoo, Ju-Hyun,Chung, Kwang-Hyun,Jeong, Yeong-Ho,Hong, Jae-Il,Yoon, Hyun-Sang 한국전기전자재료학회 2004 전기전자재료학회논문지 Vol.17 No.10
In this study, 0.96B $i_{0.5}$($Na_{0.84}$ $K_{0.16}$)$_{0.5}$Ti $O_3$ + 0.04SrTi $O_3$ + 0.3 wt% N $b_2$ $O_{5}$+0.2 wt% L $a_2$ $O_3$ + xwt % Mn $O_2$ were investigated as a function of the amount of Mn $O_2$ addition in order to improve dielectric and piezoelectric properties of Lead-free piezoelectric ceramics. With increasing the amount of Mn $O_2$ addition, the density, electromechanical coupling factor( $k_{p}$), piezoelectric constant( $d_{33}$, $g_{33}$) and curie temperature (Tc) showed the maximum value of 5.7 g/㎤, 38 %, 219 pC/N, 26 mVㆍm/N and 32$0^{\circ}C$ at 0.1 wt% Mn $O_2$ addition, respectively, and mechanical quality factor( $Q_{m}$ ) showed the maximum value of 158 at 0.3 wt% Mn $O_2$ addition.ddition.ion.n.
Ag Pastes의 분산 특성 및 스크린 인쇄된 OTFTs용 전극 물성
이미영,남수용,Lee, Mi-Young,Nam, Su-Yong 한국전기전자재료학회 2008 전기전자재료학회논문지 Vol.21 No.9
We have fabricated the source-drain electrodes for OTFTs by screen printing method and manufactured Ag pastes as conductive paste. To obtain excellent conductivity and screen-printability of Ag pastes, the dispersion characteristics of Ag pastes prepared from two types of acryl resins with different molecular structures and Ag powder treated with caprylic acid, triethanol amine and dodecane thiol as surfactant respectively were investigated. The Ag pastes containing Ag powder treated with dodecane thiol having thiol as anchor group or AA4123 with carboxyl group(COOH) of hydrophilic group as binder resin exhibited excellent dispersity. But, Ag pastes(CA-41, TA-41, DT-41) prepared from AA4123 fabricated the insulating layer since the strong interaction between surface of Ag powder and carboxyl group(COOH) of AA4123 interfered with the formation of conduction path among Ag powders. The viscosity behavior of Ag pastes exhibited shear-thinning flow in the high shear rate range and the pastes with bad dispersion characteristic demonstrated higher shear-thinning index than those with good dispersity due to the weak flocculated network structure. The output curve of OTFT device with a channel length of 107 ${\mu}m$ using screen-printed S-D electrodes from DT-30 showed good saturation behavior and no significant contact resistance. And this device exhibited a saturation mobility of $4.0{\times}10^{-3}$ $cm^2/Vs$, on/off current ratio of about $10^5$ and a threshold voltage of about 0.7 V.