정고은 교수
Goh Eun Chung
서울대학교 · 의학
연구실 소개
정고은 교수의 연구실은 간질환, 특히 비알코올성 간지방질간염(NAFLD)과 간세포당암(HCC)의 유전적 요인, 생물학적 기전, 그리고 조기 진단 및 예후 예측에 중점을 두고 있습니다. 특히 PNPLA3, SAMM50 유전자와 비타민 D의 간 건강에 대한 영향을 유전체학적·임상적 접근으로 규명하고 있으며, 초음파와 지방간지수(FLI)를 활용한 비침습적 진단법의 유효성도 검증하고 있습니다. 이는 한국인을 대상으로 한 정밀의료 기반 간질환 관리 전략 수립에 기여하고 있습니다.
연구 현황
연구 성과 추이
표시된 성과는 수집된 데이터 기준으로 산출되며, 일부 차이가 있을 수 있습니다.
주요 논문
15TACE can be performed safely and may improve the overall survival of patients with HCC and MPV invasion.
The results of this study indicated that cHCC-CC had a significantly poorer prognosis than HCC and CC even after curative resection.
<b>Backgrounds:</b> Depression and anxiety disorder are frequently seen in patients with nonalcoholic fatty liver disease (NAFLD). However, the associations between mood disorders and NAFLD have not been fully evaluated. In this study, we investigated the relationship between NAFLD and depression or anxiety in a Korean population. <b>Methods:</b> We conducted a retrospective cross-sectional study that included subjects who underwent abdominal ultrasonography and completed a symptom questionnaire
We demonstrated that the <i>PNPLA3</i> and <i>SAMM50</i> genes are significantly associated with the presence and severity of NAFLD in a Korean population. These findings confirm the important roles of genetic factors in the pathogenesis of NAFLD.
The serum level of vitamin D, even when within the normal range, was found to be inversely correlated with NAFLD in a dose-dependent manner. Vitamin D was found to be inversely correlated with NAFLD independent of known metabolic risk factors. These findings suggest that vitamin D exerts protective effects against NAFLD.
Nonalcoholic fatty liver disease (NAFLD) is increasing worldwide, highlighting the importance of early and accurate detection and the appropriate management of NAFLD. However, ultrasonography (US) is not included in many mass screening programs, and people have limited access to it. The aim of this study is to validate the fatty liver index (FLI) and investigate the optimal cutoff value for predicting NAFLD in an asymptomatic population. We conducted a retrospective cohort study in Korea. All su
Sarcopenia was significantly associated with the presence and the severity of ultrasonography-graded NAFLD in our study population independent of visceral fatness and other metabolic confounder. Younger age showed greater magnitude of association between sarcopenia and NAFLD.
The traditional dietary pattern was associated with an increased risk of NAFLD, and the simple meal pattern was associated with a decreased risk of NAFLD in the Korean population. This finding supports the use of dietary patterns to predict the risk of NAFLD and potentially serve as a dietary prevention strategy in individuals who are at high risk of developing NAFLD.
The MAFLD-lean and MAFLD-diabetes groups had a higher risk of all-cause and disease-specific mortality than did the MAFLD-overweight/obese group. Classifying MAFLD subgroups based on metabolic phenotypes might help risk stratification of patients with MAFLD.
Nonalcoholic fatty liver disease (NAFLD) is recognized as the most common liver disease with an estimated prevalence of 20-30% in the Western world and 16-33% in Korea. NAFLD encompasses a broad spectrum of hepatic dysfunction ranging from nonalcoholic fatty liver (NAFL) to nonalcoholic steatohepatitis (NASH), cirrhosis, and hepatocellular carcinoma. The increasing prevalence of NAFLD is particularly worrying because patients appear to have higher non-liver-related and liver-related death, as co
Our findings showed different metabolic factors for NAFLD in pre- and postmenopausal women. However, the key issues are the same: central obesity and insulin resistance. These results reemphasize the importance of metabolic factors irrespective of menopausal status in the pathogenesis of NAFLD in women.
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