User profiles for "author:Chang Ohk Sung"

Chang Ohk Sung

Asan Medical Center
Verified email at amc.seoul.kr
Cited by 5101

[PDF][PDF] Genomic portrait of resectable hepatocellular carcinomas: Implications of RB1 and FGF19 aberrations for patient stratification

SM Ahn, SJ Jang, JH Shim, D Kim, SM Hong… - …, 2014 - Wiley Online Library
Hepatic resection is the most curative treatment option for early‐stage hepatocellular
carcinoma, but is associated with a high recurrence rate, which exceeds 50% at 5 years after …

Twist1 is a key regulator of cancer-associated fibroblasts

KW Lee, SY Yeo, CO Sung, SH Kim - Cancer research, 2015 - AACR
Cancer-associated fibroblasts (CAF) are key contributors to malignant progression, but their
critical regulators remain largely unknown. In this study, we examined the role of Twist1, a …

[HTML][HTML] Good laboratory standards for clinical next-generation sequencing cancer panel tests

J Kim, WY Park, NKD Kim, SJ Jang… - Journal of pathology …, 2017 - ncbi.nlm.nih.gov
Next-generation sequencing (NGS) has recently emerged as an essential component of
personalized cancer medicine due to its high throughput and low per-base cost. However …

Sphingomyelin synthase 1 mediates hepatocyte pyroptosis to trigger non-alcoholic steatohepatitis

EH Koh, JE Yoon, MS Ko, J Leem, JY Yun, CH Hong… - Gut, 2021 - gut.bmj.com
Objective Lipotoxic hepatocyte injury is a primary event in non-alcoholic steatohepatitis
(NASH), but the mechanisms of lipotoxicity are not fully defined. Sphingolipids and free …

A one-stop microfluidic-based lung cancer organoid culture platform for testing drug sensitivity

TH Shin, M Kim, CO Sung, SJ Jang, GS Jeong - Lab on a Chip, 2019 - pubs.rsc.org
Microfluidic devices as translational research tools provide a potential alternative to animal
experiments due to their ability to mimic physiological parameters. Several approaches that …

[HTML][HTML] Accuracy of core needle biopsy versus fine needle aspiration cytology for diagnosing salivary gland tumors

IH Song, JS Song, CO Sung, JL Roh… - Journal of pathology …, 2015 - ncbi.nlm.nih.gov
Background: Core needle biopsy is a relatively new technique used to diagnose salivary
gland lesions, and its role in comparison with fine needle aspiration cytology needs to be …

Prognostic value of pre-treatment circulating monocyte count in patients with cervical cancer: comparison with SCC-Ag level

YY Lee, CH Choi, CO Sung, IG Do, SJ Huh, T Song… - Gynecologic …, 2012 - Elsevier
OBJECTIVE: Higher level of circulating monocyte has been reported to be related with
higher cancer incidence and mortality. We investigated the role of pre-treatment circulating …

Functional loss of ARID1A is tightly associated with high PD‐L1 expression in gastric cancer

YB Kim, JM Ahn, WJ Bae, CO Sung… - International journal of …, 2019 - Wiley Online Library
Notwithstanding remarkable treatment success with anti‐PD‐1 monoclonal antibody,
oncogenic mechanism of PD‐L1 regulation in gastric cancer (GC) remains poorly …

[HTML][HTML] Spontaneous mutations in the single TTN gene represent high tumor mutation burden

JH Oh, SJ Jang, J Kim, I Sohn, JY Lee, EJ Cho… - NPJ genomic …, 2020 - nature.com
Tumor mutation burden (TMB) is an emerging biomarker, whose calculation requires
targeted sequencing of many genes. We investigated if the measurement of mutation counts …

[HTML][HTML] The clinicopathological features of gastric hyperplastic polyps with neoplastic transformations: a suggestion of indication for endoscopic polypectomy

AR Han, CO Sung, KM Kim, CK Park, BH Min… - Gut and liver, 2009 - ncbi.nlm.nih.gov
Methods A total of 269 gastric hyperplastic polyps from 216 patients removed by endoscopic
polypectomy (EP) or surgical resection were enrolled in this study, and their endoscopic …