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  1. No Access

    Article

    Effect of voice-region-of-interest bolus-tracking protocol for pre-procedural (catheter ablation) cardiac computed tomography in atrial fibrillation patient

    We compared the arterial contrast enhancement and image noise reduction between the conventional bolus-tracking and voice-region-of-interest (ROI) bolus-tracking techniques in cardiac computed tomography (CCT)...

    Hyuk Jeon, Seok-Hwan Yoon, Ji-Sung Jang in Journal of the Korean Physical Society (2023)

  2. No Access

    Article

    The effect of the scatter correction obtained using single scatter simulations with CT- and MR-based attenuation maps for 18F-FDG brain PET

    Attenuation correction (AC) and scatter correction (SC) are essential steps for accurate PET quantification in positron emission tomography (PET)/computed tomography (CT) and PET/magnetic resonance (MR) imagin...

    Seok Hwan Yoon, Hye Kyung Kang, Joo Ah Lee in Journal of the Korean Physical Society (2021)

  3. Article

    Open Access

    Emotional well-being and gut microbiome profiles by enterotype

    With increasing attention being paid to improving emotional well-being, recent evidence points to gut microbiota as a key player in regulating mental and physical health via bidirectional communication between...

    Sung-Ha Lee, Seok-Hwan Yoon, Yeonjae Jung, Namil Kim, Uigi Min in Scientific Reports (2020)

  4. No Access

    Article

    UBCG: Up-to-date bacterial core gene set and pipeline for phylogenomic tree reconstruction

    Genome-based phylogeny plays a central role in the future taxonomy and phylogenetics of Bacteria and Archaea by replacing 16S rRNA gene phylogeny. The concatenated core gene alignments are frequently used for suc...

    Seong-In Na, Yeong Ouk Kim, Seok-Hwan Yoon, Sung-min Ha in Journal of Microbiology (2018)

  5. No Access

    Article

    A large-scale evaluation of algorithms to calculate average nucleotide identity

    Average nucleotide identity (ANI) is a category of computational analysis that can be used to define species boundaries of Archaea and Bacteria. Calculating ANI usually involves the fragmentation of genome seq...

    Seok-Hwan Yoon, Sung-min Ha, Jeongmin Lim, Soonjae Kwon in Antonie van Leeuwenhoek (2017)

  6. Article

    Open Access

    A single gene of a commensal microbe affects host susceptibility to enteric infection

    Indigenous microbes inside the host intestine maintain a complex self-regulating community. The mechanisms by which gut microbes interact with intestinal pathogens remain largely unknown. Here we identify a co...

    Mi Young Yoon, Kyung Bae Min, Kang-Mu Lee, Yu** Yoon, Yaeseul Kim in Nature Communications (2016)

  7. Article

    Open Access

    Mucosal and salivary microbiota associated with recurrent aphthous stomatitis

    Recurrent aphthous stomatitis (RAS) is a common oral mucosal disorder of unclear etiopathogenesis. Although recent studies of the oral microbiota by high-throughput sequencing of 16S rRNA genes have suggested ...

    Yun-ji Kim, Yun Sik Choi, Keum ** Baek, Seok-Hwan Yoon, Hee Kyung Park in BMC Microbiology (2016)

  8. No Access

    Article

    Fungal community associated with genetically modified poplar during metal phytoremediation

    Due to the increasing demand for phytoremediation, many transgenic poplars have been developed to enhance the bioremediation of heavy metals. However, structural changes to indigenous fungal communities by gen...

    Moonsuk Hur, Young Woon Lim, Jae Jeong Yu, Se Uk Cheon in Journal of Microbiology (2012)

  9. No Access

    Article

    Comparative approach to capture bacterial diversity of coastal waters

    Despite the revolutionary advancements in DNA sequencing technology and cultivation techniques, few studies have been done to directly compare these methods. In this study, a 16S rRNA gene-based, integrative a...

    Hyunsoo Na, Ok-Sun Kim, Seok-Hwan Yoon, Yunmin Kim in The Journal of Microbiology (2011)

  10. No Access

    Chapter and Conference Paper

    Supporting both client-server and peer-to-peer models in a framework of a distributed object management system

    Application models of distributed applications are various so that a model appropriate for an application can be inappropriate for other applications. For example, client-server model is the most generally use...

    Tonghyun Lee, Jieun Park, Seok Hwan Yoon in Coordination Technology for Collaborative … (1998)