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Seung Won Ra

Professor

University of Ulsan College of Medicine

South Korea

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Research Interests

Internal Medicine

30%

Pharmacotherapy

60%

Respiratory Medicine

70%

Lung Disease

60%

Respiratory Therapy

50%

Cystic Fibrosis Research

30%

Pulmonary Fibrosis

30%

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Articles29

Transcriptomic profiling of the airway epithelium in COPD links airway eosinophilia to type 2 inflammation and corticosteroid response

Article Link

Year:

2025

Effects of Triple Therapy on the Clinical Course of Non-Eosinophilic COPD Groups B

Article Link

Year:

2025

NADPH oxidase-dependent heme oxygenase-1 expression mediates cigarette smoke-induced ferroptosis via intracellular Fe(II) accumulation

Article Link

Year:

2025

Real-World Effectiveness of Single-Inhaler Triple Treatment Through Assorted Respiratory Outcomes When Switched From Multiple-Inhaler Triple Therapies (RESTART): A Prospective Cohort Study of Korean Patients With COPD

Article Link

Year:

2025

Clinical characteristic of patients with COPD-A

Article Link

Year:

2025

Development of a Scoring System to Predict Suboptimal Peak Inspiratory Flow in Patients With Chronic Obstructive Pulmonary Disease

Article Link

Year:

2025

Development of a Scoring System to Predict Suboptimal Peak Inspiratory Flow in Patients With Chronic Obstructive Pulmonary Disease

Article Link

Year:

2025

Efficacy and safety of HL-301 compared with erdosteine in acute bronchitis: a randomized, double-blind, trial

Article Link

Year:

2025

Identification of reactive CpGs and RNA expression in early COVID-19 through cis-eQTM analysis reflecting disease severity and recovery

Article Link

Year:

2025

Seasonal effect of PM2.5 exposure in patients with COPD: a multicentre panel study

Article Link

Year:

2025

Clinical characteristics of chronic obstructive pulmonary disease patients with superoptimal peak inspiratory flow rate

Article Link

Year:

2024

Diagnostic utility of adding needle aspiration (using PeriView FLEX needle) to radial endobronchial ultrasound guide sheath transbronchial lung biopsy: a single center retrospective study

Article Link

Year:

2024

Efficacy and safety of mixture of ivy leaf extract and coptidis rhizome in the treatment of acute bronchitis: multicenter, randomized, double-blinded, active-controlled, parallel, therapeutic confirmatory clinical trial

Article Link

Year:

2024

Factors Associated with the Discrepancy between Exercise Capacity and Airflow Limitation in Patients with Chronic Obstructive Pulmonary Disease

Article Link

Year:

2024

Suboptimal peak inspiratory flow rate in dry-powder inhaler users for chronic obstructive pulmonary disease in Korea

Article Link

Year:

2024

GSPE attenuates CSE-induced lung inflammation and emphysema by regulating autophagy via the reactive oxygen species/TFEB signaling pathway

Article Link

Year:

2023

A Double-Blind, Randomized, Placebo-Controlled, Phase II Clinical Study To Evaluate the Efficacy and Safety of Camostat Mesylate (DWJ1248) in Adult Patients with Mild to Moderate COVID-19

Article Link

Year:

2023

Clinical Implications of the Controlling Nutritional Status Score on Short-term Outcomes in Patients with Pleural Infection

Article Link

Year:

2023

Definitions of Chronic Obstructive Pulmonary Disease and Chronic Obstructive Pulmonary Disease Exacerbation: A Modified Delphi Survey

Article Link

Year:

2023

Effectiveness of the use of an oscillating positive expiratory pressure device in bronchiectasis with frequent exacerbations: a single-arm pilot study

Article Link

Year:

2023

GSPE attenuates CSE-induced lung inflammation and emphysema by regulating autophagy via the reactive oxygen species/TFEB signaling pathway

Article Link

Year:

2023

Rotation aiding technique for endobronchial ultrasound‐guided transbronchial needle aspiration biopsy of intrathoracic lymph nodes: A complementary approach to the conventional jabbing method

Article Link

Year:

2022

Correlation Comparison and Personalized Utility of Field Walking Tests in Assessing the Exercise Capacity of Patients with Chronic Obstructive Pulmonary Disease: A Randomized Controlled Trial

Article Link

Year:

2022

The Relationship Between Comorbidities and Microbiologic Findings in Patients with Acute Exacerbation of Chronic Obstructive Pulmonary Disease

Article Link

Year:

2022

The Effectiveness of the Use of Regdanvimab (CT-P59) in Addition to Remdesivir in Patients with Severe COVID-19: A Single Center Retrospective Study

Article Link

Year:

2022

Safety and Effectiveness of Varenicline in Korean Smokers: A Nationwide Post-Marketing Surveillance Study

Article Link

Year:

2022

Reduced Diffusing Capacity in Humidifier Disinfectant-Associated Asthma Versus Typical Asthma: A Retrospective Case Control Study

Article Link

Year:

2022

Risk Factors of Rapid FEV1 Decline in a Real-World Chronic Obstructive Pulmonary Disease Cohort

Article Link

Year:

2022

Undiagnosed Obstructive Sleep Apnea and Acute COVID-19 Infection—A Case Series

Article Link

Year:

2021

Collaborators23

Byung-Keun Kim

Yonsei University College of Medicine

SOUTH KOREA

Jong Geol Jang

Yeungnam University School of Medicine and College of Medicine

SOUTH KOREA

Yangjin Jegal

Seoul National University Hospital

SOUTH KOREA

Ganghee Chae

Assistant Professor

Seoul National University Hospital

SOUTH KOREA

Deog Kyeom Kim

SOUTH KOREA

Chang-Youl Lee

SOUTH KOREA

Eun Jae Ko

University of Ulsan College of Medicine

SOUTH KOREA

Woon Jung Kwon

SOUTH KOREA

Taehoon Lee

Seoul National University Hospital

SOUTH KOREA

Yangho Kim

Seoul National University Hospital

SOUTH KOREA

Kyung Hoon Min

Seoul National University Hospital

SOUTH KOREA

Min Hyung Ryu

Assistant Professor

The University of British Columbia

CANADA

Xuan Li

CANADA

Jae Ha Lee

Inje University College of Medicine

SOUTH KOREA

Byung Ju Kang

Seoul National University Hospital

SOUTH KOREA

Youlim Kim

Clinical associate professor

Seoul National University Hospital

SOUTH KOREA

Jang Ho Lee

University of Ulsan College of Medicine

SOUTH KOREA

KWANG HA YOO

Professor

Konkuk University Medical Center

SOUTH KOREA

Hee Joung Kim

Hanyang University Guri Hospital

SOUTH KOREA

Hyoung Kyu Yoon

SOUTH KOREA

Joo Hun Park

Professor

Ajou University School of Medicine

SOUTH KOREA

Sei Won Lee

Professor

Asan Medical Center

SOUTH KOREA

Tae-Hyung Kim

Professor

Hanyang University Guri Hospital

SOUTH KOREA

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Seung Won Ra

Professor

How do I reach out?

Contact this professor

Research Interests

Ask ApplyKite AI

Articles29

Transcriptomic profiling of the airway epithelium in COPD links airway eosinophilia to type 2 inflammation and corticosteroid response

Effects of Triple Therapy on the Clinical Course of Non-Eosinophilic COPD Groups B

NADPH oxidase-dependent heme oxygenase-1 expression mediates cigarette smoke-induced ferroptosis via intracellular Fe(II) accumulation

Real-World Effectiveness of Single-Inhaler Triple Treatment Through Assorted Respiratory Outcomes When Switched From Multiple-Inhaler Triple Therapies (RESTART): A Prospective Cohort Study of Korean Patients With COPD

Clinical characteristic of patients with COPD-A

Development of a Scoring System to Predict Suboptimal Peak Inspiratory Flow in Patients With Chronic Obstructive Pulmonary Disease

Development of a Scoring System to Predict Suboptimal Peak Inspiratory Flow in Patients With Chronic Obstructive Pulmonary Disease

Efficacy and safety of HL-301 compared with erdosteine in acute bronchitis: a randomized, double-blind, trial

Identification of reactive CpGs and RNA expression in early COVID-19 through <i>cis</i>-eQTM analysis reflecting disease severity and recovery

Seasonal effect of PM<sub>2.5</sub> exposure in patients with COPD: a multicentre panel study

Clinical characteristics of chronic obstructive pulmonary disease patients with superoptimal peak inspiratory flow rate

Diagnostic utility of adding needle aspiration (using PeriView FLEX needle) to radial endobronchial ultrasound guide sheath transbronchial lung biopsy: a single center retrospective study

Efficacy and safety of mixture of ivy leaf extract and coptidis rhizome in the treatment of acute bronchitis: multicenter, randomized, double-blinded, active-controlled, parallel, therapeutic confirmatory clinical trial

Factors Associated with the Discrepancy between Exercise Capacity and Airflow Limitation in Patients with Chronic Obstructive Pulmonary Disease

Suboptimal peak inspiratory flow rate in dry-powder inhaler users for chronic obstructive pulmonary disease in Korea

GSPE attenuates CSE-induced lung inflammation and emphysema by regulating autophagy via the reactive oxygen species/TFEB signaling pathway

A Double-Blind, Randomized, Placebo-Controlled, Phase II Clinical Study To Evaluate the Efficacy and Safety of Camostat Mesylate (DWJ1248) in Adult Patients with Mild to Moderate COVID-19

Clinical Implications of the Controlling Nutritional Status Score on Short-term Outcomes in Patients with Pleural Infection

Definitions of Chronic Obstructive Pulmonary Disease and Chronic Obstructive Pulmonary Disease Exacerbation: A Modified Delphi Survey

Effectiveness of the use of an oscillating positive expiratory pressure device in bronchiectasis with frequent exacerbations: a single-arm pilot study

GSPE attenuates CSE-induced lung inflammation and emphysema by regulating autophagy via the reactive oxygen species/TFEB signaling pathway

Rotation aiding technique for endobronchial ultrasound‐guided transbronchial needle aspiration biopsy of intrathoracic lymph nodes: A complementary approach to the conventional jabbing method

Correlation Comparison and Personalized Utility of Field Walking Tests in Assessing the Exercise Capacity of Patients with Chronic Obstructive Pulmonary Disease: A Randomized Controlled Trial

The Relationship Between Comorbidities and Microbiologic Findings in Patients with Acute Exacerbation of Chronic Obstructive Pulmonary Disease

The Effectiveness of the Use of Regdanvimab (CT-P59) in Addition to Remdesivir in Patients with Severe COVID-19: A Single Center Retrospective Study

Safety and Effectiveness of Varenicline in Korean Smokers: A Nationwide Post-Marketing Surveillance Study

Reduced Diffusing Capacity in Humidifier Disinfectant-Associated Asthma Versus Typical Asthma: A Retrospective Case Control Study

Risk Factors of Rapid FEV<sub>1</sub> Decline in a Real-World Chronic Obstructive Pulmonary Disease Cohort

Undiagnosed Obstructive Sleep Apnea and Acute COVID-19 Infection—A Case Series

Collaborators23

Byung-Keun Kim

Jong Geol Jang

Yangjin Jegal

Ganghee Chae

Deog Kyeom Kim

Chang-Youl Lee

Eun Jae Ko

Woon Jung Kwon

Taehoon Lee

Yangho Kim

Kyung Hoon Min

Min Hyung Ryu

Xuan Li

Jae Ha Lee

Byung Ju Kang

Youlim Kim

Jang Ho Lee

KWANG HA YOO

Hee Joung Kim

Hyoung Kyu Yoon

Joo Hun Park

Sei Won Lee

Tae-Hyung Kim

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