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  1. Article

    Open Access

    Comparison of diagnosis-based risk adjustment methods for episode-based costs to apply in efficiency measurement

    The recent rising health spending intrigued efficiency and cost-based performance measures. However, mortality risk adjustment methods are still under consideration in cost estimation, though methods specific ...

    Juyoung Kim, Minsu Ock, In-Hwan Oh, Min-Woo Jo, Yoon Kim in BMC Health Services Research (2023)

  2. Article

    Open Access

    Circadian phase advances in children during cam** life according to the natural light-dark cycle

    It is known that the circadian rhythm phase in adults can be advanced in a natural light-dark cycle without electrical lighting. However, the effect of advanced sleep-wake timing according to the natural light...

    Taisuke Eto, Shingo Kitamura, Kana Nishimura in Journal of Physiological Anthropology (2022)

  3. Article

    Open Access

    Intake of l-serine before bedtime prevents the delay of the circadian phase in real life

    It has been shown in laboratory experiments using human subjects that ingestion of the non-essential amino acid l-serine before bedtime enhances the advance of circadian phase induced by light exposure the next m...

    Michihiro Ohashi, Sang-il Lee, Taisuke Eto in Journal of Physiological Anthropology (2022)

  4. Article

    Open Access

    Serum IGF-1 in patients with rheumatoid arthritis: correlation with disease activity

    Insulin-like growth factor (IGF)-1 participates in modulating immunity and inflammation. Its bioactivity is controlled by six IGF-binding proteins (IGFBP-1 to IGFBP-6). In particular, the IGFBP-3 level is repo...

    Hanna Lee, Young Sun Suh, Sang-Il Lee, Yun-Hong Cheon, Mingyo Kim in BMC Research Notes (2022)

  5. Article

    Open Access

    Early experience of laparoscopic resection and comparison with open surgery for gastric gastrointestinal stromal tumor: a multicenter retrospective study

    The advantages of laparoscopic resection over open surgery in the treatment of gastric gastrointestinal stromal tumor (GIST) are not conclusive. This study aimed to evaluate the postoperative and oncologic out...

    Shin-Hoo Park, Hyuk-Joon Lee, Min-Chan Kim, Jeong-Hwan Yook in Scientific Reports (2022)

  6. Article

    Open Access

    Diurnal variations of brown fat thermogenesis and fat oxidation in humans

    Disturbed circadian rhythm is associated with an increased risk of obesity and metabolic disorders. Brown adipose tissue (BAT) is a site of nonshivering thermogenesis (NST) and plays a role in regulating whole...

    Mami Matsushita, Shinsuke Nirengi, Masanobu Hibi in International Journal of Obesity (2021)

  7. Article

    Open Access

    Chronic inflammation-induced senescence impairs immunomodulatory properties of synovial fluid mesenchymal stem cells in rheumatoid arthritis

    Although the immunomodulatory properties of mesenchymal stem cells (MSCs) have been highlighted as a new therapy for autoimmune diseases, including rheumatoid arthritis (RA), the disease-specific characteristi...

    Hyeon-Jeong Lee, Won-Jae Lee, Sun-Chul Hwang, Yongho Choe in Stem Cell Research & Therapy (2021)

  8. No Access

    Article

    Appropriate Number of Adjuvant Chemotherapy Cycles for Patients with Stage 2 or 3 Gastric Cancer After Curative Gastrectomy: A Multicenter Cohort Study

    Few studies have presented evidence pertaining to the adequate minimum number of adjuvant chemotherapy (AC) cycles required to achieve an oncologic benefit for gastric cancer.

    Sang-Ho Jeong, Moon-Won Yoo, Young-Gil Son, Sung ** Oh in Annals of Surgical Oncology (2021)

  9. Article

    Open Access

    Is the use of high correlated color temperature light at night related to delay of sleep timing in university students? A cross-country study in Japan and China

    Blue-enriched white light at night has the potential to delay the circadian rhythm in daily life. This study was conducted to determine whether the use of high correlated color temperature (CCT) light at home ...

    Shigekazu Higuchi, Yandan Lin, **g**g Qiu in Journal of Physiological Anthropology (2021)

  10. No Access

    Article

    The Effects of Climate Change on the Reuse of Agricultural Drainage Water in Irrigation

    Climate change is projected to have a major impact on agricultural water resources availability. Comprehending the effects of climate change on water supplies for agriculture is an essential aid for the effect...

    Agbortoko Bate Ashu, Sang-Il Lee in KSCE Journal of Civil Engineering (2021)

  11. Article

    Open Access

    The regional diversity of gut microbiome along the GI tract of male C57BL/6 mice

    The proliferation and survival of microbial organisms including intestinal microbes are determined by their surrounding environments. Contrary to popular myth, the nutritional and chemical compositions, water ...

    Enkhchimeg Lkhagva, Hea-Jong Chung, **ny Hong, Wai Hong Wilson Tang in BMC Microbiology (2021)

  12. Article

    Open Access

    Blockade of translationally controlled tumor protein attenuated the aggressiveness of fibroblast-like synoviocytes and ameliorated collagen-induced arthritis

    Histamine releasing factor/translationally controlled tumor protein (HRF/TCTP) stimulates cancer progression and allergic responses, but the role of HRF/TCTP in rheumatoid arthritis (RA) remains undefined. In ...

    Mingyo Kim, Yongho Choe, Heewon Lee, Min-Gyu Jeon in Experimental & Molecular Medicine (2021)

  13. No Access

    Article

    Threshold-based portfolio: the role of the threshold and its applications

    This paper aims at develo** a new method by which to build a data-driven portfolio featuring a target risk–return. We first present a comparative study of recurrent neural network models (RNNs), including a ...

    Sang Il Lee, Seong Joon Yoo in The Journal of Supercomputing (2020)

  14. No Access

    Article

    Multimodal deep learning for finance: integrating and forecasting international stock markets

    In today’s increasingly international economy, return and volatility spillover effects across international equity markets are major macroeconomic drivers of stock dynamics. Thus, information regarding foreign...

    Sang Il Lee, Seong Joon Yoo in The Journal of Supercomputing (2020)

  15. No Access

    Article

    Long-term durability of offshore wind turbine composite blades based on nonlinear load behavior due to pitch movement

    This study proposes a fatigue life prediction method for offshore wind turbines consisting of a fatigue load calculation method that accounts for external environmental factors and system interaction, as well ...

    Yun-Jung Jang, Ji-Won **, Jang-Ho Lee in Journal of Mechanical Science and Technolo… (2020)

  16. Article

    Open Access

    Identification of a molecular signature of prognostic subtypes in diffuse-type gastric cancer

    Although recent advances in high-throughput technology have provided many insights into gastric cancer (GC), few reliable biomarkers for diffuse-type GC have been identified. Here, we aim to identify a prognos...

    Seon-Kyu Kim, Hee-** Kim, Jong-Lyul Park, Haejeong Heo, Seon-Young Kim in Gastric Cancer (2020)

  17. No Access

    Article

    A Review: Mechanical and Interfacial Properties of Composites after Diverse Types of Aging Using Micromechanical Evaluation

    Composites has been an area of active research for the past several decades due to their lightweight and good mechanical properties. However, the aging of fiber reinforced composites is a major issue due to ex...

    Pyeong-Su Shin, Jong-Hyun Kim, Ha-Seung Park, Yeong-Min Baek in Fibers and Polymers (2020)

  18. Article

    Open Access

    Long-term efficacy, safety and immunogenicity in patients with rheumatoid arthritis continuing on an etanercept biosimilar (LBEC0101) or switching from reference etanercept to LBEC0101: an open-label extension of a phase III multicentre, randomised, double-blind, parallel-group study

    To evaluate the long-term efficacy, safety and immunogenicity of continuing LBEC0101; the etanercept (ETN) biosimilar; or switching from the ETN reference product (RP) to LBEC0101 in patients with rheumatoid a...

    Min-Chan Park, Hiroaki Matsuno, **seok Kim, Sung-Hwan Park in Arthritis Research & Therapy (2019)

  19. Article

    Open Access

    Whole genome MBD-seq and RRBS analyses reveal that hypermethylation of gastrointestinal hormone receptors is associated with gastric carcinogenesis

    DNA methylation is a regulatory mechanism in epigenetics that is frequently altered during human carcinogenesis. To detect critical methylation events associated with gastric cancer (GC), we compared three DNA...

    Hee-** Kim, Tae-Wook Kang, Keeok Haam, Mirang Kim in Experimental & Molecular Medicine (2018)

  20. No Access

    Article

    Effects of SO2 contamination on rising CO2 drops under high pressure

    Although the flow dynamics of pure liquid drops in other liquids has been well researched, little attention has been paid to the impacts of impurities. Hence, most of research is not directly applicable to the...

    Thi Hoang Thao Nguyen, ** Hwan Hwang, Sang-Il Lee in Environmental Fluid Mechanics (2018)

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