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8 Result(s)

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  1. No Access

    Article

    Determination of lysophosphatidylcholine using peroxidase-mimic PVP/PtRu nanozyme

    Lysophosphatidylcholine (LPC) can be used as a biomarker for diseases such as cancer, diabetes, atherosclerosis, and sepsis. In this study, we demonstrated the ability of nanozymes to displace the natural deri...

    Ji Yeon Park, Han Been Lee, Seong Eun Son… in Analytical and Bioanalytical Chemistry (2023)

  2. Article

    Open Access

    Electroanalytical biosensor based on GOx/FCA/PEG-modified SWCNT electrode for determination of glucose

    This paper describes a simple electrochemical sensing platform based on single-walled carbon nanotube (SWCNT) electrodes for glucose detection. The device fabrication using O2-plasma treatment allows precision an...

    Do Kyoung Han, Cheng Ai Li, Sung Ho Song… in Journal of Analytical Science and Technolo… (2023)

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  3. No Access

    Article

    Mesoporous platinum nanoparticles as a peroxidase mimic for the highly sensitive determination of C-reactive protein

    The generation of a mesoporous structure in platinum nanoparticles can effectively enhance physical and chemical properties. In this study, mesoporous platinum nanoparticles (MPNs) were synthesized by a soft t...

    Seong Eun Son, Pramod K. Gupta, Won Hur… in Analytical and Bioanalytical Chemistry (2022)

  4. No Access

    Article

    Au nanoparticle-hydrogel nanozyme-based colorimetric detection for on-site monitoring of mercury in river water

    A sensitive on-site mercury sensing platform was developed for simple and effective monitoring of mercury levels in the field. The simple and practical mercury detection system was designed by integrating an A...

    Euna Ko, Won Hur, Seong Eun Son, Gi Hun Seong, Do Kyoung Han in Microchimica Acta (2021)

  5. No Access

    Article

    Functionalized ultra-fine bimetallic PtRu alloy nanoparticle with high peroxidase-mimicking activity for rapid and sensitive colorimetric quantification of C-reactive protein

    The in situ synthesis is reported of citric acid-functionalized ultra-fine bimetallic PtRu alloy nanoparticles (CA@PtRu ANPs) through a simple one-pot wet chemical method. The cost-efficient CA@PtRu ANPs with ...

    Pramod K. Gupta, Seong Eun Son, Gi Hun Seong in Microchimica Acta (2021)

  6. No Access

    Article

    Development of a photodiode array biochip using a bipolar semiconductor and its application to detection of human papilloma virus

    We describe a DNA microarray system using a bipolar integrated circuit photodiode array (PDA) chip as a new platform for DNA analysis. The PDA chip comprises an 8 × 6 array of photodiodes each with a diameter ...

    Taek ** Baek, Pan Yun Park, Kwi Nam Han… in Analytical and Bioanalytical Chemistry (2008)

  7. No Access

    Article

    Gold nanoparticle aggregation-based highly sensitive DNA detection using atomic force microscopy

    The potential ability of atomic force microscopy (AFM) as a quantitative bioanalysis tool is demonstrated by using gold nanoparticles as a size enhancer in a DNA hybridization reaction. Two sets of probe DNA w...

    Minh-Phuong Ngoc Bui, Taek ** Baek, Gi Hun Seong in Analytical and Bioanalytical Chemistry (2007)

  8. No Access

    Article

    Fast and sensitive DNA analysis using changes in the FRET signals of molecular beacons in a PDMS microfluidic channel

    A new DNA hybridization analytical method using a microfluidic channel and a molecular beacon-based probe (MB-probe) is described. A stem-loop DNA oligonucleotide labeled with two fluorophores at the 5′ and 3′...

    Jaehyun Jung, Lingxin Chen, Sangyup Lee… in Analytical and Bioanalytical Chemistry (2007)