62 Result(s)
within
Joohyun Lee
English
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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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Chapter and Conference Paper
Learning Mechanical Impulse Response for Understanding Surface Characteristics
This paper proposes an intelligent system that identifies the nature of a surface by knocking on it and interpreting the resultant vibrations to comprehend the complexity.
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Article
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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Protocol
Comprehensive Survey of ChIP-Seq Datasets to Identify Candidate Iron Homeostasis Genes Regulated by Chromatin Modifications
Vital biochemical reactions including photosynthesis to respiration require iron, which should be tightly regulated. Although increasing evidence reveals the importance of epigenetic regulation in gene express...
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Article
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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Article
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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Article
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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Article
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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Article
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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Article
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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Article
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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Chapter and Conference Paper
A Faster FPTAS for Knapsack Problem with Cardinality Constraint
We study the K-item knapsack problem (i.e., 1.5-dimensional knapsack problem), a generalization of the famous 0–1 knapsack problem (i.e., 1-dimensional knapsack problem) in which an upper bound K is imposed on th...
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Article
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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Article
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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Article
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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Article
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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Article
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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Article
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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Chapter and Conference Paper
Cloud Media DJ Platform: Functional Perspective
Content services have been provided to people in a variety of ways. Jukebox provides an automated music-playing service. User inserts a coin and presses a music button desired, the jukebox automatically select...
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Chapter and Conference Paper
Cloud Media DJ Platform: Performance Perspective
With the development of mobile devices and the cloud, many kinds of offline services that people have been handling is replaced by online ones. In the past, Korean music cafe DJ performed the role of playing m...
