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정한영 교수

Han Yeong Jeong

서울대학교 · 의학

연구실 소개

정한영 교수의 연구실은 뇌졸중의 조기 진료 및 예후 개선을 위한 전임기 지연 요인 분석과 함께, 특히 V. vulnificus 및 V. parahaemolyticus와 같은 유해성 해양균의 병원성 기전을 유전체 기반으로 규명하고 있습니다. 주요 연구 방향은 뇌졸중 환자의 조기 병원도착 유도 전략 개발과 병행해, 병원성 세균의 독소 유전자, 철 흡수 관련 유전자, 분비 시스템 등을 포함한 병원성 인자에 대한 전장 게놈 분석입니다. 특히, 세균에 의한 적혈구의 응고 활성화 메커니즘과 그 유전자 발현 조절을 규명하는 데 초점을 맞추고 있습니다.

뇌졸중 조기진료V. vulnificus병원성 유전자유전체 분석응고 활성화

연구 현황

논문 수
146
총 인용 수
1,643
최근 5년 논문
63
주요 분야
의학

연구 성과 추이

표시된 성과는 수집된 데이터 기준으로 산출되며, 일부 차이가 있을 수 있습니다.

5개년 연도별 논문 게재 수
63총합
2021
2022
2023
2024
2025
5개년 연도별 피인용 수
561총합
20212022202320242025

주요 논문

15
1
논문|인용수 57·2021
Impact of onset-to-door time on outcomes and factors associated with late hospital arrival in patients with acute ischemic stroke
Eung‐Joon Lee, Seung Jae Kim, Jeonghoon Bae, Eun Ji Lee, Oh‐Deog Kwon, Han‐Yeong Jeong, Han‐Yeong Jeong, Yongsung Kim, Hae-Bong Jeong, Hae-Bong Jeong
SJR Q1FWCI 4.8PLoS ONEOA

Thus, the onset-to-door time of≤4.5 h is crucial for better clinical outcome, and lower NIHSS score, greater pre-stroke mRS score, female sex, unclear onset times, and ≤6 years of schooling were independent predictors of late arrival. Therefore, educating about the importance of early hospital arrival after acute ischemic stroke should be emphasized. More strategic efforts are needed to reduce the prehospital delay by understanding the predictors of late arrival.

EpidemiologyMedicine
2
논문|인용수 39·2019
Characteristics and management of stroke in Korea: 2014–2018 data from Korean Stroke Registry
Han‐Yeong Jeong, Keun‐Hwa Jung, Heejung Mo, Chan-Hyuk Lee, Tae Jung Kim, Jong‐Moo Park, Mi Sun Oh, Ji Sung Lee, Beom Joon Kim, Joon‐Tae Kim, Jinkwon Kim, Woo‐Keun Seo
SJR Q1FWCI 2.4International Journal of Stroke

This study provided analysis of nationwide, hospital-based, quality-controlled data from the Korean Stroke Registry database regarding changes in the characteristics, risk factors, and treatments of strokes in Korea.

EpidemiologyMedicine
3
논문|인용수 25·2016
Complete genome sequence of Vibrio vulnificus FORC_017 isolated from a patient with a hemorrhagic rash after consuming raw dotted gizzard shad
Han Young Chung, You-Tae Kim, Su Yeon Kim, Eun Jung Na, Hye-Jin Ku, Keun Hwa Lee, Sang Taek Heo, Sangryeol Ryu, Heebal Kim, Sang Ho Choi, Ju-Hoon Lee
SJR Q1FWCI 2.0Gut PathogensOA

Pathogenesis-associated genes including vvhA, rtx gene cluster, and various hemolysin genes were present in FORC_017. In addition, three complete secretion systems (Type I, II and VI) as well as iron uptake-related genes for virulence of the FORC_017 were detected, suggesting that this strain is pathogenic. Further comparative genome analysis revealed that FORC_017 and CMCP6 share major toxin genes including vvhA and rtx for pathogenesis activities. The genome information of the FORC_017 provide

EndocrinologyBiochemistry, Genetics and Molecular Biology
4
논문|인용수 22·2020
Molecular interaction between methicillin-resistant Staphylococcus aureus (MRSA) and chicken breast reveals enhancement of pathogenesis and toxicity for food-borne outbreak
Han Young Chung, You-Tae Kim, Joon-Gi Kwon, Han Hyeok Im, Duhyun Ko, Ju-Hoon Lee, Sang‐Ho Choi
SJR Q1FWCI 0.4Food Microbiology
Infectious DiseasesMedicine
5
논문|인용수 20·2022
MARTX toxin of Vibrio vulnificus induces RBC phosphatidylserine exposure that can contribute to thrombosis
Han Young Chung, Yiying Bian, Kyung‐Min Lim, Byoung Sik Kim, Sang Ho Choi
SJR Q1FWCI 4.0Nature CommunicationsOA

V. vulnificus-infected patients suffer from hemolytic anemia and circulatory lesions, often accompanied by venous thrombosis. However, the pathophysiological mechanism of venous thrombosis associated with V. vulnificus infection remains largely unknown. Herein, V. vulnificus infection at the sub-hemolytic level induced shape change of human red blood cells (RBCs) accompanied by phosphatidylserine exposure, and microvesicle generation, leading to the procoagulant activation of RBCs and ultimately

EndocrinologyBiochemistry, Genetics and Molecular Biology
6
논문|인용수 19·2003
Factors affecting the apparent solubility of ursodeoxycholic acid in the grinding process
Han Young Chung, Etsuo Yonemochi, Takashi Saitoh, Katsuhide Terada, Yuichi Tozuka, Toshio Oguchi, Keiji Yamamoto, Hae Young Chung, Woo Sik Choi
SJR Q1FWCI 0.8International Journal of Pharmaceutics
Pharmaceutical SciencePharmacology, Toxicology and Pharmaceutics
7
리뷰|인용수 15·2021
Changes in Stroke Patients’ Health-Seeking Behavior by COVID-19 Epidemic Regions: Data from the Korean Stroke Registry
Han‐Yeong Jeong, Eung‐Joon Lee, Min Kyoung Kang, Ki‐Woong Nam, Jeonghoon Bae, Kipyoung Jeon, Keun‐Hwa Jung, Sang‐Bae Ko, Mi Sun Oh, Ji Sung Lee, Jaechun Hwang, Eun‐Hwan Jeong
SJR Q2FWCI 1.2Cerebrovascular DiseasesOA

Korean stroke patients in a CO-VID-19 epidemic region exhibited distinct changes in health-seeking behaviors. Appropriate triage system and public education regarding the importance of early treatment are needed during the COVID-19 pandemic.

OncologyMedicine
8
논문|인용수 11·2016
Complete genome sequence of<i>Vibrio parahaemolyticus</i>strain FORC_008, a foodborne pathogen from a flounder fish in South Korea
Su Yeon Kim, Han Young Chung, Dong‐Hoon Lee, Jong Gyu Lim, Se Keun Kim, Hye-Jin Ku, You-Tae Kim, Heebal Kim, Sangryeol Ryu, Ju-Hoon Lee, Sang Ho Choi
SJR Q2FWCI 0.3Pathogens and DiseaseOA

Vibrio parahaemolyticus is a Gram-negative, motile, nonspore-forming pathogen that causes foodborne illness associated with the consumption of contaminated seafoods. Although many cases of foodborne outbreaks caused by V. parahaemolyticus have been reported, the genomes of only five strains have been completely sequenced and analyzed using bioinformatics. In order to characterize overall virulence factors and pathogenesis of V. parahaemolyticus associated with foodborne outbreak in South Korea,

EndocrinologyBiochemistry, Genetics and Molecular Biology
9
논문|인용수 10·2022
Annual exposure to PM10 is related to cerebral small vessel disease in general adult population
Han‐Yeong Jeong, Hyunjin Kim, Ki‐Woong Nam, Su‐Min Jeong, Hyuktae Kwon, Jin‐Ho Park, Hyung‐Min Kwon
SJR Q1FWCI 1.0Scientific ReportsOA

Ambient air pollution is one of the most important global health issues. Although several studies have been reported the associations between air pollution and brain function or structure, impact of the air pollution on cerebral small vessel disease (cSVD) have rarely been explored in Asian adult population. We evaluated the association between exposure to air pollutants and cSVD in Korean asymptomatic adults. This cross-sectional study included 3257 participants of a health screening program fr

Health, Toxicology and MutagenesisEnvironmental Science
10
논문|인용수 9·2016
Extended Use of Hypothermia in Elderly Patients with Malignant Cerebral Edema as an Alternative to Hemicraniectomy
Han‐Yeong Jeong, Jun Young Chang, Kyu Sun Yum, Jeong‐Ho Hong, Jin‐Heon Jeong, Min-Ju Yeo, Hee‐Joon Bae, Moon‐Ku Han, Kiwon Lee
SJR Q1FWCI 1.0Journal of StrokeOA

Our results suggest that extended use of hypothermia is safe and feasible for elderly patients with large hemispheric infarctions. Hypothermia may be considered as a therapeutic alternative to DHC in elderly individuals. Further studies are required to validate our findings.

Critical Care and Intensive Care MedicineMedicine
11
논문|인용수 7·2018
Potential Survival and Pathogenesis of a Novel Strain, Vibrio parahaemolyticus FORC_022, Isolated From a Soy Sauce Marinated Crab by Genome and Transcriptome Analyses
Han Young Chung, Byung-Ho Lee, Eun J. Na, Kyu‐Ho Lee, Sangryeol Ryu, Hyunjin Yoon, Ju-Hoon Lee, Hyeun B. Kim, Heebal Kim, Hee Gon Jeong, Bong Soo Kim, Sang Ho Choi
SJR Q1FWCI 0.4Frontiers in MicrobiologyOA

<i>Vibrio parahaemolyticus</i> can cause gastrointestinal illness through consumption of seafood. Despite frequent food-borne outbreaks of <i>V. parahaemolyticus</i>, only 19 strains have subjected to complete whole-genome analysis. In this study, a novel strain of <i>V. parahaemolyticus</i>, designated FORC_022 (Food-borne pathogen Omics Research Center_022), was isolated from soy sauce marinated crabs, and its genome and transcriptome were analyzed to elucidate the pathogenic mechanisms. FORC_

EndocrinologyBiochemistry, Genetics and Molecular Biology
12
논문|인용수 5·2016
Complete genome sequence of<i>Vibrio parahaemolyticus</i>FORC_023 isolated from raw fish storage water
Han Young Chung, Eun Jung Na, Kyu‐Ho Lee, Sangryeol Ryu, Hyunjin Yoon, Ju-Hoon Lee, Hyeun Bum Kim, Heebal Kim, Sang Ho Choi, Bong Soo Kim
SJR Q2Pathogens and DiseaseOA

Vibrio parahaemolyticusis a Gram-negative halophilic bacterium that causes food-borne gastroenteritis in humans who consumeV. parahaemolyticus-contaminated seafood.The FORC_023 strain was isolated from raw fish storage water, containing live fish at a sashimi restaurant. Here, we aimed to sequence and characterize the genome of the FORC_023 strain. The genome of the FORC_023 strain showed two circular chromosomes, which contained 4227 open reading frames (ORFs), 131 tRNA genes and 37 rRNA genes.

EndocrinologyBiochemistry, Genetics and Molecular Biology
13
논문|인용수 3·2016
Genome Sequence of Bacillus cereus FORC_021, a Food-Borne Pathogen Isolated from a Knife at a Sashimi Restaurant
Han Young Chung, Kyu‐Ho Lee, Sangryeol Ryu, Hyunjin Yoon, Ju-Hoon Lee, Hyeun Bum Kim, Heebal Kim, Hee Gon Jeong, Sang Ho Choi, Bong Soo Kim
SJR Q2FWCI 0.2Journal of Microbiology and Biotechnology

<i>Bacillus cereus</i> causes food-borne illness through contaminated foods; therefore, its pathogenicity and genome sequences have been analyzed in several studies. We sequenced and analyzed <i>B. cereus</i> strain FORC_021 isolated from a sashimi restaurant. The genome sequence consists of 5,373,294 bp with 35.36% GC contents, 5,350 predicted CDSs, 42 rRNA genes, and 107 tRNA genes. Based on in silico DNA-DNA hybridization values, <i>B. cereus</i> ATCC 14579<sup>T</sup> was closest to FORC_021

Molecular BiologyBiochemistry, Genetics and Molecular Biology
14
논문|인용수 2·2025
Characteristics of High‐Performance Low‐Volume Hospitals in Acute Stroke Care
Han‐Yeong Jeong, Seong‐Eun Kim, Kyungbok Lee, Jong‐Moo Park, Hong‐Kyun Park, Yong‐Jin Cho, Jun Yup Kim, Beom Joon Kim, Tae Jung Kim, Soo Joo Lee, Jonguk Kim, Tai Hwan Park
SJR Q1FWCI 2.7Journal of the American Heart AssociationOA

This study highlights the status of low-volume hospitals in providing stroke care in areas with limited access to larger medical facilities. It suggests that enhancing acute stroke care performance, particularly through human resource investments, can significantly improve quality and patient outcomes at these hospitals.

EpidemiologyMedicine
15
논문|인용수 2·2024
Trivalent arsenicals induce skin toxicity through thiol depletion
Jee‐Hyun Hwang, Gwang Jin An, Changhwan Kim, Han Young Chung, Kyung‐Min Lim
SJR Q2FWCI 0.5Toxicology and Applied Pharmacology
Environmental ChemistryEnvironmental Science

대표 연구 분야

EpidemiologyEndocrinologyPulmonary and Respiratory MedicineCardiology and Cardiovascular MedicineNeurologyRheumatology

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