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  1. Article

    Open Access

    Factors associated with chronic obstructive pulmonary disease exacerbation, based on big data analysis

    Preventing exacerbation in chronic obstructive pulmonary disease (COPD) patients is crucial, but requires identification of the exacerbating factors. To date, no integrated analysis of patient-derived and exte...

    Jongmin Lee, Hyun Myung Jung, Sook Kyung Kim, Kwang Ha Yoo… in Scientific Reports (2019)

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  2. Article

    Open Access

    Cooperation in publicly funded reference material production

    Håkan Emteborg, Doris Florian, Steven Choquette… in Accreditation and Quality Assurance (2018)

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  3. No Access

    Article

    Quantification of recombinant human erythropoietin by amino acid analysis using isotope dilution liquid chromatography–tandem mass spectrometry

    Herein, we describe an accurate method for protein quantification based on conventional acid hydrolysis and an isotope dilution-ultra performance liquid chromatography–tandem mass spectrometry method. The anal...

    Jung-Hyuk Yim, Ina Yoon, Hyo-** Yang… in Analytical and Bioanalytical Chemistry (2014)

  4. Article

    Erratum to X-ray structure of prephenate dehydratase from Streptococcus mutans

    Min Hyung Shin, Hyung-Keun Ku, ** Sue Song, Saehae Choi… in Journal of Microbiology (2014)

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  5. No Access

    Article

    X-ray structure of prephenate dehydratase from Streptococcus mutans

    Prephenate dehydratase is a key enzyme of the biosynthesis of L-phenylalanine in the organisms that utilize shikimate pathway. Since this enzymatic pathway does not exist in mammals, prephenate dehydratase can...

    Min Hyung Shin, Hyung-Keun Ku, ** Sue Song, Saehae Choi… in Journal of Microbiology (2014)

  6. No Access

    Article

    Amino acid analysis of dried blood spots for diagnosis of phenylketonuria using capillary electrophoresis-mass spectrometry equipped with a sheathless electrospray ionization interface

    We describe a capillary electrophoresis-mass spectrometry (CE-MS) method for newborn screening of a representative amino acid metabolic disease, namely, phenylketonuria (PKU). Underivatized phenylalanine and t...

    Ji-Seon Jeong, Sook-Kyung Kim, Sang-Ryoul Park in Analytical and Bioanalytical Chemistry (2013)

  7. No Access

    Article

    Rapid and accurate determination of deoxyribonucleoside monophosphates from DNA using micellar electrokinetic chromatography with a cationic surfactant additive

    A micellar electrokinetic chromatography (MEKC) method for rapid and accurate determination of 2′-deoxyribonucleoside 5′-monophosphates (dNMPs), four structural elements of DNA, is described. MEKC separation a...

    Nan-Sook Hong, Lian Hua Shi, Ji Seon Jeong… in Analytical and Bioanalytical Chemistry (2011)

  8. No Access

    Article

    Syntheses and Cation Complexation Studies of New Cavitand Derivatives

    A series of new cavitands containing four esters, nitriles, 2-pyridyl, or 3-pyridyl groups were synthesized fromtetrahydroxycavitand. Their binding properties towards various metal ions are investigated.

    Moonsuk Kang, Sook Kyung Kim, Bong-Gu Kang… in Journal of inclusion phenomena and macrocy… (2003)

  9. No Access

    Article

    New Fluorescent Chemosensors for Cationic Guests: 1,8-Bis(azacrown)anthracenes

    New macrocyclic ditopic anthracenyl receptors display largechelation-enhanced fluorescence (CHEF) effects upon the addition of linear dications+NH3(CH2)nNH3 +. The amplitude of the effect, which is dependent on t...

    Sook Kyung Kim, Mi Yeon Bang, Sang-Hyeon Lee… in Journal of inclusion phenomena and macrocy… (2002)

  10. No Access

    Article

    In vitro andin vivo activities of SM-101, a mixture of metampicillin and sulbactam

    SM-101 is a mixture of metampicillin and sulbactam(2∶1). The antibacterial activities of SM-101 were compared with those of metampicillin, piperacillin and Augmentin. It showed powerful antibacterial activitie...

    Keum-Hwa Choi, Sook-Kyung Kim, Moon-Chang Baek… in Archives of Pharmacal Research (1995)