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  1. Article

    Open Access

    Which Capital Flow Surge Methods Are Better at Predicting Reversals and Sudden Stops?: Balancing Type 1 and Type 2 Errors

    Capital flow surges have become a major source of concern as they have been often followed by disruptive reversals and sudden stops. We introduce F-score methodology which evaluates how well particular capital...

    Yongseok Choi, Levan Efremidze, Ozan Sula, Thomas D. Willett in Open Economies Review (2024)

  2. No Access

    Article

    A small molecule compound 759 inhibits the wnt/beta-catenin signaling pathway via increasing the Axin protein stability

    Wnt/β-catenin signaling plays important role in cancers. Compound 759 is one of the compounds previously screened to identify inhibitors of the Wnt/β-catenin pathway in A549 cells [Lee et al. in Bioorg Med Che...

    Seunghan Sun, Young-Dae Gong, Jong Soon Kang, Mi-Sook Dong in Medical Oncology (2024)

  3. No Access

    Article

    Highly efficient blue InGaN nanoscale light-emitting diodes

    Indium gallium nitride (InGaN)-based micro-LEDs (μLEDs) are suitable for meeting ever-increasing demands for high-performance displays owing to their high efficiency, brightness and stability15. However, μLEDs h...

    Mihyang Sheen, Yunhyuk Ko, Dong-uk Kim, Jongil Kim, **-ho Byun, YongSeok Choi in Nature (2022)

  4. Article

    Open Access

    AIMP2-DX2 provides therapeutic interface to control KRAS-driven tumorigenesis

    Recent development of the chemical inhibitors specific to oncogenic KRAS (Kirsten Rat Sarcoma 2 Viral Oncogene Homolog) mutants revives much interest to control KRAS-driven cancers. Here, we report that AIMP2-...

    Dae Gyu Kim, Yongseok Choi, Yuno Lee, Semi Lim, Jiwon Kong in Nature Communications (2022)

  5. Article

    Open Access

    The disubstituted adamantyl derivative LW1564 inhibits the growth of cancer cells by targeting mitochondrial respiration and reducing hypoxia-inducible factor (HIF)-1α accumulation

    Targeting cancer metabolism has emerged as an important cancer therapeutic strategy. Here, we describe the synthesis and biological evaluation of a novel class of hypoxia-inducible factor (HIF)-1α inhibitors, ...

    Inhyub Kim, Minkyoung Kim, Min Kyung Park, Ravi Naik in Experimental & Molecular Medicine (2020)

  6. Article

    Open Access

    A novel pyrazole derivative protects from ovariectomy-induced osteoporosis through the inhibition of NADPH oxidase

    Osteoclast cells (OCs) are differentiated from bone marrow-derived macrophages (BMMs) by activation of receptor activator of nuclear factor κB (NF-κB) ligand (RANKL). Activation of NADPH oxidase (Nox) isozymes...

    Jung Hee Joo, Jeong-Eun Huh, Jee Hyun Lee, Doo Ri Park, Yoonji Lee in Scientific Reports (2016)

  7. No Access

    Chapter and Conference Paper

    Protocol for a Simplified Processor-Memory Interface Using High-Speed Serial Link

    In our work, the interface protocol between a processor and memory built using an optical connection is described. We designed a serial interface protocol to simplify a parallel interface between the processor...

    HyukJe Kwon, Yongseok Choi in Cloud Computing (2016)

  8. Article

    Open Access

    Histone deacetylase inhibitor KBH-A42 inhibits cytokine production in RAW 264.7 macrophage cells and in vivo endotoxemia model

    In light of the anti-inflammatory properties of histone deacetylase (HDAC) inhibitors, such as suberoylanilide hydroxamic acid (SAHA) and trichostatin A (TSA), we examined a new HDAC inhibitor KBH-A42 for its ...

    Yongseok Choi, Song-Kyu Park, Hwan Mook Kim in Experimental & Molecular Medicine (2008)

  9. No Access

    Article

    Stereoselective synthesis of (E)- and (Z)-enol ethers from β-amino aldehydes

    Stereocontrolled methods for the direct and divergent synthesis of the silylenol ethers possessing amino group from β-amino aldehydes have been achieved. These enol ethers with the defined olefin geometry coul...

    **-Kyung In, Mi-Sung Lee, Min-Woo Lee, Jae-Hwan Kwak in Archives of Pharmacal Research (2007)

  10. No Access

    Article

    Effect of crystallization on Adhesion Strength of External Electrode in LTCC

    A mixture system of MO-SiO2 (M: Ca, Sr, Ba) glass and Al2O3 crystalline powder has been investigated as a substrate material for low temperature co-fired ceramics (LTCC). This type of glass-ceramic mixture is kno...

    Minji Ko, SooHyun Lyoo, Yongseok Choi, Hyungho Kim in MRS Online Proceedings Library (2007)

  11. No Access

    Article

    Cycle-Accurate Energy Measurement and Characterization of FPGAs

    Field Programmable Gate Arrays (FPGAs) play many important roles, ranging from small glue logic replacement to System-on-Chip (SoC) designs. Nevertheless, FPGA vendors cannot accurately specify the power consu...

    Hyung Gyu Lee, Kyungsoo Lee, Yongseok Choi in Analog Integrated Circuits and Signal Proc… (2005)

  12. No Access

    Chapter and Conference Paper

    Performance Improvement of DS/CDMA System under Impulsive Noise Environments

    In this paper, we have evaluated the BER performance of an asynchronous DS/CDMA BPSK system using a conventional receiver under impulsive noise environments, and have proposed a selective hard limiting (SHL) r...

    HeeGok Kang, SungEun Cho, Hyun Yoe in Computational Science and Its Applications… (2003)

  13. No Access

    Article

    Synthesis and biological activity of 5-hydroxy-4-quinolones and 5-methoxy-4-quinolones as truncated acridones

    A series of 5-hydroxy-4-quinolone (3) and 5-methoxy-4-quinolone (4) derivatives were synthesized as truncated acridone analogues and evaluated for antitumor, antiherpes and antituberculosis activities. Among them...

    Moon Woo Chun, Kay Kim Olmstead, Yongseok Choi in Archives of Pharmacal Research (1998)

  14. No Access

    Article

    Current status of anti-HBV chemotherapy

    In the past decade, significant progress has been achieved in the battle against hepatitis B virus. In addition to the immunomodulating agents such as interferon-α and thymosin, many novel antiviral agents hav...

    Joon H. Hong, Yongseok Choi, Byoung K. Chun, Kyeong Lee in Archives of Pharmacal Research (1998)