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Jeong Ok Lee

Seoul National University · Medicine

About the Lab

Professor Jeong Ok Lee's research lab focuses on population-based epidemiological studies, particularly on iron deficiency and its related health outcomes in diverse demographic groups, with a strong emphasis on gender and age-specific prevalence and risk factors. The lab also investigates genetic and pharmacogenetic aspects using lymphoblastoid cell lines, exploring gene expression changes during long-term culture and their clinical implications. Additionally, the lab contributes to oncology research, examining treatment responses and outcomes in rare cancers such as adrenocortical carcinoma and hairy cell leukemia, particularly in the context of targeted therapies and chemotherapy resistance. The integration of clinical data with molecular and population-level analyses defines the lab’s translational research approach.

iron deficiencypopulation healthpharmacogeneticscancer therapeuticsgene expression

Research Overview

Papers
249
Total Citations
3,570
Papers (5y)
60
Primary Field
Medicine

Research Output Trend

Figures are computed from collected data and may differ slightly.

Publications per year (5y)
60total
2022
2023
2024
2025
2026
Citations per year (5y)
256total
20222023202420252026

Selected Papers

15
1
Article|159 citations·2011
Anaplastic Lymphoma Kinase Translocation: A Predictive Biomarker of Pemetrexed in Patients with Non-small Cell Lung Cancer
Jeong‐Ok Lee, Tae Min Kim, Se‐Hoon Lee, Dong‐Wan Kim, Soyeon Kim, Yoon‐Kyung Jeon, Doo Hyun Chung, Woo Ho Kim, Young Tae Kim, Seok-Chul Yang, Young Whan Kim, Dae Seog Heo
SJR Q1Journal of Thoracic Oncology
Pulmonary and Respiratory MedicineMedicine
2
Article|76 citations·2014
Prevalence and Risk Factors for Iron Deficiency Anemia in the Korean Population: Results of the Fifth Korea National Health and Nutrition Examination Survey
Jeong‐Ok Lee, Ju Hyun Lee, Soyeon Ahn, Jin Won Kim, Hyun Chang, Yu Jung Kim, Keun‐Wook Lee, Jee Hyun Kim, Soo‐Mee Bang, Jong Seok Lee
SJR Q2Journal of Korean Medical ScienceOA

This study assessed the prevalence of, and risk factors for, iron deficiency (ID) and iron deficiency anemia (IDA) among participants of the fifth Korean Health and Nutrition Examination Survey, 2010. Of 8,958 participants, 6,758 individuals ≥10 yr had sufficient data for the analysis of anemia and iron status. ID was defined as a transferrin saturation <10% or serum ferritin <15 µg/L. The prevalence of ID and IDA was 2.0% (95% confidence interval [CI], 1.3%-2.6%) and 0.7% (95% CI, 0.3%-1.0%), r

HematologyMedicine
3
Article|42 citations·2014
Prevalence and Risk Factors for Iron Deficiency Anemia in the Korean Population: Results of the Fifth Korea National Health and Nutrition Examination Survey
이정옥, 안소연, 김진원, 장현, 김유정, 이근욱, 김지현, 방수미, 이종석, 이주현
Journal of Korean Medical Science

This study assessed the prevalence of, and risk factors for, iron deficiency (ID) and iron deficiency anemia (IDA) among participants of the fifth Korean Health and Nutrition Examination Survey, 2010. Of 8,958 participants, 6,758 individuals ≥10 yr had sufficient data for the analysis of anemia and iron status. ID was defined as a transferrin saturation <10% or serum ferritin <15 μg/L. The prevalence of ID and IDA was 2.0% (95% confidence interval [CI], 1.3%-2.6%) and 0.7% (95% CI, 0.3%-1.0%), r

4
Article|35 citations·2017
Analysis of adverse events associated with dasatinib and nilotinib treatments in chronic-phase chronic myeloid leukemia patients outside clinical trials
Koung Jin Suh, Ji Yun Lee, Dong‐Yeop Shin, Youngil Koh, Soo‐Mee Bang, Sung‐Soo Yoon, Seonyang Park, Inho Kim, Jeong‐Ok Lee, Jeong‐Ok Lee, Jeong‐Ok Lee
SJR Q2International Journal of Hematology
HematologyMedicine
5
Article|30 citations·2010
Expression phenotype changes of EBV‐transformed lymphoblastoid cell lines during long‐term subculture and its clinical significance
Jeong‐Ok Lee, H.‐Y. Nam, Sung-Mi Shim, G.‐R. Bae, B. G. Han, Jae Pil Jeon
SJR Q1Cell Proliferation

OBJECTIVES: The EBV-transformed lymphoblastoid cell line (LCL) is a useful resource for population-based human genetic and pharmacogenetic studies. The principal objective here was to assess expression phenotype changes during long-term subculture of LCLs, and its clinical significance. MATERIALS AND METHODS: We searched for genes that were differentially expressed in 17 LCLs at late (p161) passage compared to early passage (p4) using microarray assay, then validated them by real-time RT-PCR ana

OncologyMedicine
6
Article|28 citations·2009
Metastatic Adrenocortical Carcinoma Treated with Sunitinib: A Case Report
Jeong‐Ok Lee, Jeong-Ok Lee, Keun‐Wook Lee, Chung-Jong Kim, Yu Jung Kim, Hee Eun Lee, Haeryoung Kim, Jee Hyun Kim, Soo‐Mee Bang, Kim Js, Jong Seok Lee, Jong Seok Lee
SJR Q2Japanese Journal of Clinical OncologyOA

Adrenocortical carcinoma (ACC) is a rare malignancy with poor prognosis. Palliative chemotherapy can be considered in patients with metastatic disease. Although mitotane- or cisplatin-based chemotherapy regimens are widely used, the effects of these agents have been limited. We have experienced a case that showed a partial response with sunitinib after failure of mitotane-based cytotoxic chemotherapy. The clinical benefit from sunitinib persisted 7.5 months in this case. To our knowledge, this i

SurgeryMedicine
7
Article|27 citations·2008
Risk factors for bacterial pneumonia after cytotoxic chemotherapy in advanced lung cancer patients
Jeong‐Ok Lee, Dae-Young Kim, Joo Han Lim, Myung-Deock Seo, Hyeon Gyu Yi, Yu Jung Kim, Se‐Hoon Lee, Dong-Wan Kim, Seok-Chul Yang, Young Whan Kim, Dae Seog Heo
SJR Q1Lung Cancer
OncologyMedicine
8
Article|22 citations·2020
Pneumocystis jirovecii pneumonia in diffuse large B‐cell Lymphoma treated with R‐CHOP
Ji Yun Lee, Ji Yun Lee, Min-Su Kang, Koung Jin Suh, Ji‐Won Kim, Se Hyun Kim, Jin Won Kim, Yu Jung Kim, Kyoung‐Ho Song, Eu Suk Kim, Hong Bin Kim, Keun‐Wook Lee
SJR Q1Mycoses

BACKGROUND: The aim of this study was to estimate the incidence of and risk factors for Pneumocystis pneumonia (PCP) infection in diffuse large B-cell lymphoma (DLBCL) patients treated with rituximab plus cyclophosphamide, doxorubicin, vincristine and prednisone (R-CHOP). METHODS: The medical records of 739 DLBCL patients who received R-CHOP between May 2004 and January 2019 were retrospectively evaluated. Patients were divided into two groups: those who received primary PCP prophylaxis (prophyl

EpidemiologyMedicine
9
Article|21 citations·2022
Long-term outcomes in patients with relapsed or refractory hairy cell leukemia treated with vemurafenib monotherapy
Shivani Handa, Jeong‐Ok Lee, Andriy Derkach, Richard M. Stone, Alan Saven, Jessica K. Altman, Michael R. Grever, Kanti R. Rai, Madhulika Shukla, Shreya Vemuri, Skye Montoya, Justin Taylor
SJR Q1BloodOA

Vemurafenib, an oral BRAF inhibitor, has demonstrated high response rates in relapsed/refractory (R/R) hairy cell leukemia (HCL). However, little is known about long-term outcomes and response to retreatment. Herein, we report the results of 36 patients with R/R HCL treated with vemurafenib from the United States arm of the phase 2 clinical trial (NCT01711632). The best overall response rate was 86%, including 33% complete response (CR) and 53% partial response (PR). After a median follow-up of

GeneticsMedicine
10
Article|17 citations·2017
Paclitaxel as third-line chemotherapy for small cell lung cancer failing both etoposide- and camptothecin-based chemotherapy
Se Hyun Kim, Mi Jung Kim, Yu Jung Kim, Hyun Chang, Jin Won Kim, Jeong‐Ok Lee, Keun‐Wook Lee, Jee Hyun Kim, Soo‐Mee Bang, Jong Seok Lee
SJR Q3MedicineOA

Paclitaxel has been shown to have clinical activity in the treatment of small cell lung cancer (SCLC). However, its role as third-line chemotherapy for SCLC after both etoposide- and camptothecin-based regimens has not been clarified.All patients with refractory SCLC who were treated with paclitaxel-based regimen as third-line chemotherapy between 2005 and 2011 in Seoul National University Bundang Hospital were reviewed retrospectively. Forty patients previously treated with both etoposide- and

OncologyMedicine
11
Article|12 citations·2019
Afatinib Overcomes Pemetrexed-Acquired Resistance in Non-Small Cell Lung Cancer Cells Harboring an EML4-ALK Rearrangement
Jihyun Kwon, Kui‐Jin Kim, Ji Hea Sung, Koung Jin Suh, Ji Yun Lee, Ji Yun Lee, Ji‐Won Kim, Se Hyun Kim, Jeong‐Ok Lee, Jeong‐Ok Lee, Jin Won Kim, Yu Jung Kim
SJR Q1CellsOA

Background: The aim of this study is to elucidate the mechanisms of acquired resistance to pemetrexed in echinoderm microtubule-associated protein-like 4 (EML4)-anaplastic lymphoma kinase (ALK) rearranged non-small cell lung cancer. Methods: We analyzed the sensitivity to pemetrexed and the expression patterns of various proteins after pemetrexed treatment in the cell lines, A549, NCI-H460, NCI-H2228 harboring EML4-ALK variant 3, and NCI-H3122 harboring EML4-ALK variant 1. Pemetrexed-resistant c

Pulmonary and Respiratory MedicineMedicine
12
Article|11 citations·2010
Clinical Outcomes of Sorafenib Treatment in Patients With Metastatic Hepatocellular Carcinoma Who Had Been Previously Treated With Fluoropyrimidine Plus Platinum-based Chemotherapy
Ji‐Won Kim, Jeong‐Ok Lee, Sae‐Won Han, Do‐Youn Oh, Seock‐Ah Im, Tae‐You Kim, Yung‐Jue Bang
SJR Q3American Journal of Clinical Oncology

Sorafenib had modest efficacy and tolerable toxicity in patients with metastatic HCC who had received fluoropyrimidine plus platinum-based chemotherapy.

HepatologyMedicine
13
Article|11 citations·2002
학부모의 학교계속구강건강관리사업에 관한 지식수준과 지지정도
이정옥, 문혁수, 김종배, 백대일

Knowledge and attitude of students' parents on school -basedincremental dental care in middle size of urban community

14
Article|10 citations·2016
Diffuse Large B-Cell Lymphoma in the Elderly: Real World Outcomes of Immunochemotherapy in Asian Population
Ja Min Byun, Jeong‐Ok Lee, Beodeul Kang, Ji‐Won Kim, Se Hyun Kim, Jin Won Kim, Yu Jung Kim, Keun‐Wook Lee, Soo‐Mee Bang, Jong Seok Lee
SJR Q3Clinical Lymphoma Myeloma & Leukemia
Pathology and Forensic MedicineMedicine
15
Article|9 citations·2018
Incidence and predictors of venous thromboembolism in medically ill hospitalized elderly cancer patients: a prospective observational study
Jeong‐Ok Lee, Ji Yun Lee, Eun Ju Chun, Sang Il Choi, Jin Won Kim, Se Hyun Kim, Yu Jung Kim, Keun‐Wook Lee, Jee Hyun Kim, Jong Seok Lee, Soo‐Mee Bang
SJR Q1Supportive Care in Cancer
Internal MedicineMedicine

Research Areas

HematologyOncologyGeneticsPathology and Forensic MedicinePulmonary and Respiratory MedicineFood Science

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