49 Result(s)
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Article
Joohyun Lee
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Article
Open AccessHyaluronic acid stimulation of stem cells for cardiac repair: a cell-free strategy for myocardial infarct
Myocardial infarction (MI), a representative form of ischemic heart disease, remains a huge burden worldwide. This study aimed to explore whether extracellular vesicles (EVs) secreted from hyaluronic acid (HA)...
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Open AccessDiagnostic Relations for the Intercept Parameter of Exponential Raindrop Size Distribution According to Rain Types Derived from Disdrometer Data and Their Impacts on Precipitation Prediction
The raindrop size distribution observed from ground-based or airborne disdrometers has been widely used to understand the characteristics of clouds and precipitation. However, its variability needs to be studi...
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Regional differences in raindrop size distribution observed from disdrometers in South Korea and their possible causes
In this study, we examine the regional differences in the characteristics of raindrop size distribution (RSD) among three cities (Seoul, Chuncheon, and **cheon) in South Korea using disdrometer data for the p...
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Operating characteristics of a flat evaporator loop heat pipe having a flexible heat transport path
In this work, a flat-evaporator loop heat pipe (FELHP) having a flexible heat transport path was constructed and tested. The operating characteristics were investigated in terms of the operating temperatures a...
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Open AccessMachine learning-based diagnosis and risk factor analysis of cardiocerebrovascular disease based on KNHANES
The prevalence of cardiocerebrovascular disease (CVD) is continuously increasing, and it is the leading cause of human death. Since it is difficult for physicians to screen thousands of people, high-accuracy a...
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Open AccessArtificial intelligence model comparison for risk factor analysis of patent ductus arteriosus in nationwide very low birth weight infants cohort
Despite the many comorbidities and high mortality rate in preterm infants with patent ductus arteriosus (PDA), therapeutic strategies vary depending on the clinical setting, and most studies of the related ris...
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Evaluation of IMERG data in Bangladesh and surrounding regions and their application to studying diurnal variation of precipitation
Satellite retrieval-based precipitation data with high spatial and temporal resolutions give an opportunity for precipitation research in regions with coarse networks of precipitation measuring instruments. Th...
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Characteristics of Raindrop Size Distribution in Seoul, South Korea According to Rain and Weather Types
The raindrop size distribution (RSD) is useful in understanding various precipitation-related processes. Here, we analyze disdrometer data collected in Seoul, South Korea from May 2018 to July 2019 to characte...
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Fabrication of Plasmon-Active Polymer-Nanoparticle Composites for Biosensing Applications
Polymer-nanoparticle composites find relevance in various fields ranging from optoelectronics to the biomedical sciences. Various efforts have been made to devise fabrication strategies that are simple, robust...
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Monitoring rice anther proteome expression patterns during pollen development
Rice (Oryza sativa L.) pollen grains are highly sensitive to extreme temperatures. Studies on the proteomic analysis of pollen at different developmental stages are limited. In this study, to identify proteins ex...
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Analysis of complete chloroplast genome sequence of Korean landrace Cymbidium goeringii
The complete chloroplast genome sequence of Korean Cymbidium goeringii acc. smg222 was analyzed. Based on a comparison with Chinese C. goeringii, losses of nine ndh subunits (ndhA, ndhB, ndhC, ndhD, ndhE, ndhF, n...
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Automated thermal conductivity measurement algorithm for the transient hot wire method
Even after more than 20 years of research, establishment of a nanofluid thermal conductivity enhancement mechanism is impeded by differences in research results among researchers. Thermal conductivity measurem...
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A new SNP in cyOsPPDK gene is associated with floury endosperm in Suweon 542
Pyruvate orthophosphate dikinase (PPDK) is a component of glycolysis to mediate endosperm energy charge by adjusting the ratio of ATP to ADP and AMP that proposed to balance the flow of carbon into starch, pro...
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Genome-wide association study reveals candidate genes related to low temperature tolerance in rice (Oryza sativa) during germination
In this study, relative germination percentage (RGP) and delayed mean germination time (DMGT) were measured in various rice accessions at the germination stage and carried out association analysis to identify ...
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Further elucidation of nanofluid thermal conductivity measurement using a transient hot-wire method apparatus
The Transient Hot-Wire Method (THWM) was developed to measure the absolute thermal conductivity of gases, liquids, melts, and solids with low uncertainty. The majority of nanofluid researchers used THWM to mea...
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Quantitative shotgun proteomic analysis of cold-stressed mature rice anthers
Rice crops are vulnerable to low temperatures. During development, the reproductive stage is particularly sensitive to cold exposure, which causes abnormal pollen development and a high degree of male sterilit...
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Temperature and Heat Flow Rate Calibration of a Calvet Calorimeter from \(0\,{^{\circ }}\hbox {C}\) to \(190 \,{^{\circ }}\hbox {C}\)
This study describes the temperature and heat flow rate calibrations of a Calvet calorimeter (SETARAM, BT2.15) in the temperature range of 0–190 ...
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Measurement of the Calorific Value of Methane by Calorimetry Using Metal Burner
With the diversification of natural gas origins and variations in natural gas compositions, the accurate measurement of the calorific value of natural gas has become a very important issue for the gas industry...
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Reliability of thermal conductivity measurement of liquids by using transient hot-wire, photon-correlation spectroscopy and the laser flash method
Measuring the thermal conductivity of liquids is important, but not easy, because of the complexity of and the natural convection in liquids, and reliable thermal conductivity measurements in liquids under var...
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Analysis of quantitative trait loci associated with seed germination and coleoptile length under low temperature condition
Low temperature stress will lower the germination rate of rice, reduce its growth, and delay the emergence of rice seedlings from paddy water surface, resulting in decreased seedling and mortality. Here, we co...
