http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
Prediction of Travel Time of Fire Service using Kriging and Weighted-sum Technique
Yoonha Lee(Yoonha Lee),Minseok Kim(Minseok Kim),Jisoo Lee(Jisoo Lee) 한국화재소방학회 2022 International Journal of Fire Science and Engineer Vol.36 No.2
The accessibility of city fire services is an important indicator for evaluating fire services and optimizing fire resource allocation. For firefighting, rescue, and first-aid activities, it is recommended that the time from fire vehicles leaving the garage to arrive at the scene is less than 5 minutes. Therefore, the travel time of fire services is one of the main concerns for many researchers. This study assumes that changing the urban environment affects the travel time of fire services. Therefore, in this study, weights were applied over the years to predict the travel time of fire service by using the kriging technique. As a result of the case study, temporal factors (elapsed year, term of travel time, and time spent) did not significantly affect travel time prediction accuracy using the kriging technique. As observed in previous studies, it is confirmed that the prediction accuracy is high because it is less affected by traffic-related factors at short travel distances. The results of this study contribute to the development of spatial analysis techniques to improve the accuracy of travel-time prediction.
FASHION THERAPY RESEARCH TRENDS AND PROPOSAL FOR ENHANCING HAPPINESS
Sae-eun Lee,Yuri Lee,Jisoo Ha,Joeun Lee 글로벌지식마케팅경영학회 2015 Global Fashion Management Conference Vol.2015 No.06
This study proposes the use of fashion as a tool of psychotherapy for individuals feeling social and psychological pressure due to society’s emphasis on appearances. The concept of fashion therapy was re-established, and theories (cognitive behavioral therapy, person-centered therapy, solution-focused brief therapy) founded on art therapy were introduced. Based on past research, this study developed a process for fashion therapy.
Facile synthesis of metal hydroxide nanoplates and their application as lithium-ion battery anodes
Lee, Dong Jun,Yu, Seung-Ho,Lee, Hyeon Seok,Jin, Aihua,Lee, Jisoo,Lee, Ji Eun,Sung, Yung-Eun,Hyeon, Taeghwan The Royal Society of Chemistry 2017 Journal of materials chemistry. A, Materials for e Vol.5 No.18
Lee, Changkyu,Seo, Jisoo,Hwang, Ha Shin,Thao, Le Quang,Lee, Seunghyun,Lee, Eun Seong,Lee, Eun Hee,Choi, Han-Gon,Youn, Yu Seok Elsevier 2016 BIOMEDICINE AND PHARMACOTHERAPY Vol.78 No.-
<P><B>Abstract</B></P> <P>Pulmonary fibrosis is a chronic lung disease characterized by inflammation and collagen deposition, with an estimated mortality rate exceeding 70%. Here, we evaluated the therapeutic effectiveness of inhaled tacrolimus-loaded chitosan-coated poly(lactic-<I>co</I>-glycolic acid) nanoparticles (chitosan TAC PLGA-NPs) in a bleomycin-induced pulmonary fibrosis mouse model. Chitosan TAC PLGA-NPs were fabricated using an o/w emulsification diffusion method, and uncoated TAC PLGA-NPs and chitosan TAC PLGA-NPs were spherical with approximate diameters of 320 and 441nm, respectively. The zeta potential of chitosan TAC PLGA-NPs (+13.6mV) was increased significantly by chitosan-coating versus uncoated TAC PLGA-NPs (−28.3mV). The incorporation efficiency of tacrolimus was 37.7%, and the tacrolimus was gradually released until about 5day. Direct inhalation of chitosan TAC PLGA-NPs (TAC 180μg/mouse) twice a week produced marked anti-fibrotic efficacy in mice with bleomycin-induced pulmonary fibrosis, which was much better than the efficacy resulting from daily oral administration (TAC 300μg/mouse) on the basis of hematoxylin/eosin and Masson’s trichrome staining assessments. Imaging of lung deposition showed that chitosan TAC PLGA-NPs were located well in the lungs and gradually faded over 96h. The pulmonary delivery of tacrolimus could be therapeutically efficacious for treating pulmonary fibrosis. TAC-loaded PLGA nanoparticles should be considered to be an efficient sustained-release type inhalation system that reduces administration frequency and relevant side effects.</P>
Jiwon Lee,Kibeom Jeon,Taekha Lee,Jisoo Lee,Miyoung Kim,Han-Sung Kim,Young Kyung Lee,Hee Jung Kang 대한임상검사정도관리협회 2020 Journal of Laboratory Medicine And Quality Assuran Vol.42 No.3
Background: In this study, we aim to examine the effects of pre-analytical factors such as specimen type (serum or plasma), collection and storage conditions, and time, on the results of chemiluminescence immunoassay. Methods: Blood samples were collected from 10 individuals and aliquoted into two sets of K3-ethylenediaminetetraacetic acid (EDTA) and serumseparating tubes (SST) each, for plasma and serum collection, respectively. For all the samples, one set of tubes was centrifuged within 1 hour and other set was centrifuged after 4 hours, followed by cell separation. Chemiluminescence assay was performed for adrenocorticotropic hormone (ACTH), parathyroid hormone (PTH), osteocalcin, C-telopeptide, and insulin at 0, 6, 24, and 48 hours after centrifugation; all the samples were assayed in duplicate. The samples were stored at 4℃ before the assay. Results: The results obtained showed that the levels detected in plasmas were more consistent and stable as compared to serum. After a 6-hour storage at 4℃, a significant decrease was observed in the levels of ACTH and osteocalcin in plasma and serum; whereas, PTH and C-telopeptide levels were stable in plasma but decreased significantly in serum. Insulin levels in serum showed a decrease after a 6-hour storage while the levels in plasma were found to be stable until 24-hour storage. Serum samples separated after 4 hours showed a significant decrease in all hormone levels, while C-telopeptide and insulin levels were stable in plasma samples separated after 4 hours. Conclusions: The results were found to be more stable in plasma samples from K3-EDTA tubes as compared to serum samples from SST in the measurement of unstable biological analytes. These results suggest that K3- EDTA tubes are preferable in the specimen collection for assaying biological analytes.
Construction of neurospheroids via surface modified concave microwells
Lee, GeonHui,Lim, Jaeho,Park, JiSoo,Lee, Wonseok,Yoon, Dae Sung,Kim, Soo Hyun,Kim, Myung-Ki,Lee, Sang-Hoon,Kim, Dong-Hwee THE KOREAN SOCIETY OF INDUSTRIAL AND ENGINEERING 2018 JOURNAL OF INDUSTRIAL AND ENGINEERING CHEMISTRY -S Vol.62 No.-
<P><B>Abstract</B></P> <P>Developing a three-dimensional (3D) neural tissue model is important to comprehensively understand neural development and neuronal degeneration associated with various neurological disorders such as axonopathy and neuronopathy. Here, a new microplatform suitable for constructing neuronal spheroids (neurospheroids) was developed by modulating cell–surface interactions. The inner surface of a polydimethylsiloxane (PDMS) concave microwell array extensively used in <I>in vitro</I> cell aggregation was modified with typical extracellular matrix (ECM) molecules or carbon nanotubes to control neural spheroid formation. Modulating neuronal cell–ECM interactions could tune 3D intercellular interactions and spheroidal functionality. Neurite outgrowth, a neuronal marker for complex interneuronal signaling, was found to be tightly regulated by cell–ECM interactions in a confined space. Furthermore, amyloid-β (Aβ)-induced axonopathy representing a pathological feature of neurodegenerative diseases <I>in vivo</I> was examined in this study to monitor the degeneration of neurite outgrowth and alteration of neuronal morphology in these neurospheroids. The proposed neural tissue model could be used to study various neurodegenerative diseases in the future.</P> <P><B>Graphical abstract</B></P> <P>[DISPLAY OMISSION]</P>