Annals of Clinical Microbiology, The official Journal of the Korean Society of Clinical Microbiology

6

Weeks in Review

4

Weeks to Publication
Indexed in KCI, KoreaMed, Synapse, DOAJ
Open Access, Peer Reviewed
pISSN 2288-0585 eISSN 2288-6850

Search Results for: Ki Ho Hong – Page 4

Trends in Isolation and Antimicrobial Susceptibility of Enteropathogenic Bacteria in 2011-2019 at a Korean Tertiary Care Hospital Compared with Data in the Preceding Reports

Original article Vandarith Nov1, Le Phuong Nguyen2,3, Kennedy Mensah Osei*1, Hyukmin Lee3, Dongeun Yong3, Kyungwon Lee3 1Department of Global Health Security, Yonsei University Graduate school of Public Health, Seoul, 2Brain Korea 21 plus Program for Medical Science, Yonsei University College of Medicine, Seoul, 3Department of Laboratory Medicine and Research Institute of Bacterial Resistance, Yonsei University College of Medicine, Seoul, Korea Corresponding to Dongeun Yong, E-mail: deyong@yuhs.ac Ann Clin Microbiol 2021;24(4):115-126. https://doi.org/10.5145/ACM.2021.24.4.2Received on 19 February 2021, Revised on 24 August 2021, Accepted on 9 September 2021, Published on 20 December 2021.Copyright © Korean Society of Clinical Microbiology. Abstract Background: Environmental sanitation plays a significant role on the prevalence of enteropathogenic bacteria. This study aimed to determine the trends in the prevalence and antimicrobial resistance profiles of enteropathogenic bacteria from 2011 to 2019. Methods: A retrospective analysis was performed using data from stool cultures of Salmonella spp., Shigella spp., Plesiomonas shigelloides, Yersinia

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Analysis of blood culture data at a university hospital: bacterial distribution and cumulative antimicrobial resistance (2016–2020)

Original article Yiel Hea Seo, Daewon Kim, Hwan Tae Lee, Ja Young Seo, Jeong Yeal Ahn, Pil Whan Park Department of Laboratory Medicine, Gil Medical Center, Gachon University College of Medicine, Incheon, Korea Corresponding to Yiel Hea Seo, E-mail: seoyh@gilhospital.com Ann Clin Microbiol 2023;26(4):147-157. https://doi.org/10.5145/ACM.2023.26.4.147Received on 8 December 2023, Revised on 14 December 2023, Accepted on 19 December 2023, Published on 20 December 2023.Copyright © Korean Society of Clinical Microbiology.This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (https://creativecommons.org/licenses/by-nc/4.0/) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited. Abstract Background: The distribution of bacteria isolated from bloodstream infections and cumulative antimicrobial susceptibility data are the basis for empirical decisions regarding antibiotics as an initial treatment. Therefore, it is important to consistently collect blood culture results of individual patients and analyze them correctly. Methods:

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Mock communities to assess biases in next-generation sequencing of bacterial species representation

Original article Younjee Hwang1,2*, Ju Yeong Kim1,3*, Se Il Kim4,5, Ji Yeon Sung1,6, Hye Su Moon1, Tai-Soon Yong3, Ki Ho Hong1, Hyukmin Lee1, Dongeun Yong1 1Department of Laboratory Medicine and Research Institute of Bacterial Resistance, Yonsei University College of Medicine, Seoul, Korea2Brain Korea 21 PLUS Project for Medical Science, Yonsei University College of Medicine, Seoul, Korea3Department of Tropical Medicine, Institute of Tropical Medicine and Arthropods of Medical Importance Resource Bank, Yonsei University College of Medicine, Seoul, Korea4Division of Chemical and Medical Metrology, Center for Bioanalysis, Korea Research Institute of Standards and Science, Daejeon, Korea5Convergent Research Center for Emerging Virus Infection, Korea Research Institute of Chemical Technology, Daejeon, Korea6Roche Diagnostics Korea, Seoul, Korea*These authors contributed equally to this work. Correspondence to Dongeun Yong, E-mail: deyong@yuhs.ac Ann Clin Microbiol 2025;28(1):3. https://doi.org/10.5145/ACM.2025.28.1.3Received on 31 December 2024, Revised on 6 March 2025, Accepted on 10 March 2025, Published on 20 March 2025.Copyright © Korean

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Multilocus Sequence Typing of Clonal Changes of Methicillin-resistant Staphylococcus aureus Isolated from Intensive Care Unit Patients: 1996 versus 2004

Original article PDF Ji Young Huh, Jongyoun Yi, Ki Ho Hong, Eui-Chong Kim Department of Laboratory Medicine, Seoul National University College of Medicine, Seoul, Korea Corresponding to Eui-Chong Kim, E-mail: euichong@snu.ac.kr Ann Clin Microbiol 2006;9(2):84-89.Copyright © Korean Society of Clinical Microbiology. Abstract Background: Methicillin-resistant Staphylococcus aureus (MRSA) accounts for more than 70% of S. aureus isolates from tertiary-care hospitals in Korea. Recently, a multilocus sequence typing (MLST) scheme has been used to study the local and global epidemiologies of MRSA. The aim of this study is to compare the genetic background of MRSA strains isolated in the same ward during two different periods.  Methods: To investigate clonal changes of endemic MRSA isolates between 1996 and 2004, we studied a total of 33 MRSA strains (16 from 1996 and 17 from 2004) isolated in the intensive care units of a tertiary-care hospital in Korea. The isolates were analyzed for their sequence types by MLST and

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Low-Colony Counts of Nontuberculous Mycobacteria: Clinical Significance Analysis

Original article PDF Ki Ho Hong1, Se-Ick Joo1, Eui-Chong Kim1, Sue Shin2, Eun Youn Roh2, Jong Hyun Yoon2 1Department of Laboratory Medicine, Seoul National University Hospital, 2Department of Laboratory Medicine, Seoul National University Boramae Hospital, Seoul, Korea Corresponding to Jong Hyun Yoon, E-mail: slice@paran.com Ann Clin Microbiol 2012;15(1):9-13. https://doi.org/10.5145/KJCM.2012.15.1.9Copyright © Korean Society of Clinical Microbiology. Abstract Background: Diagnosis of nontuberculous mycobacterium (NTM) is challenging, and clinical, radiological and microbiological criteria should be met. Traditionally, culture results on solid media have been reported semi-quantitatively, but no study exists regarding the clinical significance of low-colony count culture reports. The authors of the present study analyzed the clinical significance of low-colony count specimens of NTM with a greater than three-year follow-up period. Methods: A total of 341 clinical isolates were evaluated among the isolates at Seoul National University Hospital and Seoul National University Borame Hospital from October 2005 to September 2006. Colony count

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Types, Production and Validation of Reference Materials for Viral Genetic Testing

Review article Eun-Jung Cho1, Eun Jin Lee1, Younggil Cha2,3 Nuri Lee1, Ki Ho Hong4, Hee Jin Huh5, Young Joo Cha6, Hyun Soo Kim1 1Department of Laboratory Medicine, Hallym University College of Medicine, Chuncheon, 2Molecular Diagnostic Division, Bioneer Corp., Seoul, 3College of Pharmacy, Kangwon National University, Chuncheon, 4Department of Laboratory Medicine, Seoul Medical Center, Seoul, 5Department of Laboratory Medicine, Dongguk University College of Medicine, Goyang, 6Department of Laboratory Medicine, Chung-Ang University College of Medicine, Seoul, Korea Corresponding to Hyun Soo Kim, E-mail: hskim0901@empas.com Ann Clin Microbiol 2020;23(2):57-66. https://doi.org/10.5145/ACM.2020.23.2.2Received on 1 November 2019, Revised on 24 December 2019, Accepted on 24 December 2019, Published on 20 June 2020.Copyright © Korean Society of Clinical Microbiology. Abstract Molecular diagnostic techniques are used for the diagnosis and monitoring of viral infections. The performance of the in vitro diagnostic assays is important for an accurate and prompt diagnosis. Positive clinical samples or reference materials (RMs) are essential

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Drug susceptibility testing of Mycobacterium avium complex using the SLOMYCO test-system: a diagnostic accuracy study

Original article Jeong Su Park1*, Kyu-Hwa Hur2*, Woo Jin Shin1, Hyunji Kim1, Dong Woo Shin1, Kyoung Un Park1 1Department of Laboratory Medicine, Seoul National University Bundang Hospital, Seoul National University College of Medicine, Seongnam, Korea2Department of Laboratory Medicine, Green Cross Laboratories, Yongin, Korea*These authors contributed equally to this work. Correspondence to Jeong Su Park, E-mail: mdmicrobe@gmail.com Ann Clin Microbiol 2025;28(4):24. https://doi.org/10.5145/ACM.2025.28.4.5Received on 12 November 2025, Revised on 10 December 2025, Accepted on 10 December 2025, Published on 20 December 2025.Copyright © Korean Society of Clinical Microbiology.This is an Open Access article which is freely available under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License (CC BY-NC-ND) (https://creativecommons.org/licenses/by-nc-nd/4.0/). Abstract Background: Mycobacterium avium complex (MAC) is a major cause of pulmonary nontuberculous mycobacterial disease; however, treatment outcomes remain suboptimal. Phenotypic drug susceptibility testing (DST) is conditionally recommended; however, conventional broth microdilution is labor-intensive. The Sensititre SLOMYCO® panel offers a standardized platform for DST

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Prevalence and molecular characteristics of β-lactam resistance in non-typeable Haemophilus influenzae isolates in Korea

Original article Eun-Young Kim1, Yeon Chan Choi1, Hyeon Jin Choi1, Si Hyun Kim2, Jihyun Cho3, Seok Hoon Jeong4, Dokyun Kim4, Hyun Soo Kim5, Soo Hyun Kim6, Young Ah Kim7, Young Ree Kim8, Nam Hee Ryoo9, Jong Hee Shin6, Kyeong Seob Shin10, Young Uh11, Jeong Hwan Shin1 1Department of Laboratory Medicine and Paik Institute for Clinical Research, Inje University College of Medicine, Busan, Korea2Department of Biomedical Laboratory Science, Inje University, Gimhae, Korea.3Department of Laboratory Medicine, Wonkwang University Medical School, Iksan, Korea4Department of Laboratory Medicine and Research Institute of Bacterial Resistance, Yonsei University College of Medicine, Seoul, Korea5Department of Laboratory Medicine, Hallym University Dongtan Sacred Heart Hospital, Hallym University College of Medicine, Hwaseong, Korea6Department of Laboratory Medicine, Chonnam National University Medical School, Gwangju, Korea7Department of Laboratory Medicine, National Health Insurance Service Ilsan Hospital, Goyang, Korea8Department of Laboratory Medicine, Jeju National University College of Medicine, Jeju, Korea9Department of Laboratory Medicine, Keimyung University School

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Principles and clinical applications of interferon-gamma release assays in latent tuberculosis diagnosis

Review article Ha-eun Cho1, Young Jin Kim2 1Department of Laboratory Medicine, Kyung Hee University Hospital, Seoul, Korea2Department of Laboratory Medicine, Kyung Hee University College of Medicine, Kyung Hee University Hospital, Seoul, Korea Correspondence to Young Jin Kim, E-mail: khmclab@gmail.com Ann Clin Microbiol 2025;28(3):17. https://doi.org/10.5145/ACM.2025.28.3.6Received on 7 July 2025, Revised on 4 September 2025, Accepted on 4 September 2025, Published on 20 September 2025.Copyright © Korean Society of Clinical Microbiology.This is an Open Access article which is freely available under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License (CC BY-NC-ND) (https://creativecommons.org/licenses/by-nc-nd/4.0/). Abstract Latent tuberculosis infection refers to a state in which an individual is infected with Mycobacterium tuberculosis but shows no clinical symptoms. The World Health Organization estimates that 23-25% of the global population has LTBI, which poses a significant public health challenge owing to the risk of progression to active TB. Diagnosis of LTBI involves tests, such as the tuberculin skin test

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Complete genome analysis of representative methicillin-resistant Staphylococcus aureus clinical strains prevalent in Korea during 2014-2017

Original article Harshad Lade1*, Tae-Im Kim1*, Jung-Min Kim1, Yong-Kyun Kim2, Kibum Jeon3, Hyun Soo Kim4, Han-Sung Kim5, Wonkeun Song6, Jae-Seok Kim1 1Department of Laboratory Medicine, Hallym University College of Medicine, Kangdong Sacred Heart Hospital, Seoul, Korea2Department of Laboratory Medicine, Sahmyook Medical Center, Seoul, Korea3Department of Laboratory Medicine, Hallym University College of Medicine, Hangang Sacred Heart Hospital, Seoul, Korea4Department of Laboratory Medicine, Hallym University College of Medicine, Dongtan Sacred Heart Hospital, Hwaseong, Korea5Department of Laboratory Medicine, Hallym University College of Medicine, Hallym University Sacred Heart Hospital, Anyang, Korea6Department of Laboratory Medicine, Hallym University College of Medicine, Kangnam Sacred Heart Hospital, Seoul, Korea *These authors contributed equally to this work. Correspondence to Jae-Seok Kim, E-mail: jaeseok@kdh.or.kr Ann Clin Microbiol 2025;28(3):15. https://doi.org/10.5145/ACM.2025.28.3.4Received on 23 May 2025, Revised on 20 June 2025, Accepted on 30 June 2025, Published on 10 September 2025.Copyright © Korean Society of Clinical Microbiology.This is an Open Access article which

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