Search Results - "Soomin Ahn"

PD-L1 expression in gastric cancer: interchangeability of 22C3 and 28-8 pharmDx assays for responses to immunotherapy by Ahn, Soomin, Kim, Kyoung-Mee

“…Recent clinical trials have shown the promising therapeutic effects of pembrolizumab and nivolumab in patients with advanced gastric cancer. Currently, the…”
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Effectiveness of transfer learning for enhancing tumor classification with a convolutional neural network on frozen sections by Kim, Young-Gon, Kim, Sungchul, Cho, Cristina Eunbee, Song, In Hye, Lee, Hee Jin, Ahn, Soomin, Park, So Yeon, Gong, Gyungyub, Kim, Namkug

“…Fast and accurate confirmation of metastasis on the frozen tissue section of intraoperative sentinel lymph node biopsy is an essential tool for critical…”
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HER2 status in breast cancer: changes in guidelines and complicating factors for interpretation by Ahn, Soomin, Woo, Ji Won, Lee, Kyoungyul, Park, So Yeon

“…Human epidermal growth factor receptor 2 (HER2) protein overexpression and/or HER2 gene amplification is found in about 20% of invasive breast cancers. It is a…”
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High PD-L1 expression is associated with therapeutic response to pembrolizumab in patients with advanced biliary tract cancer by Ahn, Soomin, Lee, Jong-chan, Shin, Dong Woo, Kim, Jaihwan, Hwang, Jin-Hyeok

“…Pembrolizumab appears promising for patients with programmed cell death ligand-1 (PD-L1)-positive solid tumors. However, data on immunotherapy for biliary…”
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Comprehensive screening for PD-L1 expression in thyroid cancer by Ahn, Soomin, Kim, Tae Hyuk, Kim, Sun Wook, Ki, Chang Seok, Jang, Hye Won, Kim, Jee Soo, Kim, Jung Han, Choe, Jun-Ho, Shin, Jung Hee, Hahn, Soo Yeon, Oh, Young Lyun, Chung, Jae Hoon

“…PD-L1 expression is being considered a potential biomarker for response of anti-PD-1 or anti-PD-L1 agents in various tumors. The reported frequency of PD-L1…”
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Deep learning-based virtual cytokeratin staining of gastric carcinomas to measure tumor–stroma ratio by Hong, Yiyu, Heo, You Jeong, Kim, Binnari, Lee, Donghwan, Ahn, Soomin, Ha, Sang Yun, Sohn, Insuk, Kim, Kyoung-Mee

“…The tumor–stroma ratio (TSR) determined by pathologists is subject to intra- and inter-observer variability. We aimed to develop a computational quantification…”
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Immune microenvironment in ductal carcinoma in situ: a comparison with invasive carcinoma of the breast by Kim, Milim, Chung, Yul Ri, Kim, Hyun Jeong, Woo, Ji Won, Ahn, Soomin, Park, So Yeon

“…The immune microenvironment in ductal carcinoma in situ (DCIS) and its significance are not well established. This study was conducted to evaluate the immune…”
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Changes and prognostic values of tumor-infiltrating lymphocyte subsets after primary systemic therapy in breast cancer by Ahn, Soomin, Chung, Yul Ri, Seo, An Na, Kim, Milim, Woo, Ji Won, Park, So Yeon

“…Tumor-infiltrating lymphocyte (TIL) levels have prognostic and predictive values in treatment-naïve breast cancers. However, there have been controversies…”
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Prognostic significance of S100A8-positive immune cells in relation to other immune cell infiltration in pre-invasive and invasive breast cancers by Woo, Ji Won, Chung, Yul Ri, Kim, Milim, Choi, Hye Yeon, Ahn, Soomin, Park, So Yeon

“…Myeloid-derived suppressor cells (MDSCs) play an important role in tumor progression through both immunologic and non-immunologic mechanisms. This study was…”
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FGFR2 in gastric cancer: protein overexpression predicts gene amplification and high H-index predicts poor survival by Ahn, Soomin, Lee, Jeeyun, Hong, Mineui, Kim, Seung Tae, Park, Se Hoon, Choi, Min Gew, Lee, Jun-Ho, Sohn, Tae Sung, Bae, Jae Moon, Kim, Sung, Jung, Sin-Ho, Kang, Won Ki, Kim, Kyoung-Mee

“…FGFR2 gene amplification, and resulting FGFR2 protein overexpression, is rare in gastric cancer patients, and development of an accurate and widely available…”
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Development of fin-LEDs for next-generation inorganic displays using face-selective dielectrophoretic assembly by Lee, SeungJe, Eo, Yun Jae, Ko, Minji, Ahn, Soomin, Yun, Selim, Kim, Hyeng Jin, Hong, Eunha, Kwon, Yuna, Kang, Huiyeong, Lee, Yong Jae, Yoo, Gang Yeol, Lee, Keyong Nam, Song, Jae Kyu, Kim, Jong Kyu, Cho, Hyun Min, Do, Young Rag

“…Micro-light-emitting diodes offer vibrant colors and energy-efficient performance, holding promise for next-generation inorganic displays. However, their…”
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Prognostic implications of regression of metastatic axillary lymph nodes after neoadjuvant chemotherapy in patients with breast cancer by Chung, Yul Ri, Woo, Ji Won, Ahn, Soomin, Kang, Eunyoung, Kim, Eun-Kyu, Jang, Mijung, Kim, Sun Mi, Kim, Se Hyun, Kim, Jee Hyun, Park, So Yeon

“…Prognostic implications of therapeutic response of metastatic lymph nodes (LNs) to neoadjuvant chemotherapy (NAC) remain unclear in patients with breast…”
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Identification of maximal tumor size associated with negligible lymph node metastasis for endoscopic submucosal dissection of undifferentiated-type early gastric cancer by Oh, Sung Eun, Ahn, Soomin, Kim, Kyoung-Mee, Choi, Min-Gew, Lee, Jun Ho, Sohn, Tae Sung, Bae, Jae Moon, An, Ji Yeong

“…Background and aims When treating undifferentiated-type early gastric cancer (UD-EGC) that is limited to the mucosa (clinically T1a), endoscopic submucosal…”
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The prediction of malignant risk in the category “atypia of undetermined significance/follicular lesion of undetermined significance” of the Bethesda System for Reporting Thyroid Cytopathology using subcategorization and BRAF mutation results by Hyeon, Jiyeon, Ahn, Soomin, Shin, Jung Hee, Oh, Young Lyun

“…BACKGROUND The “atypia of undetermined significance/follicular lesion of undetermined significance” (AUS/FLUS) category in the Bethesda System for Reporting…”
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Genomic profiling of multiple breast cancer reveals inter-lesional heterogeneity by Ahn, Soomin, Kim, Hyun Jeong, Kang, Eunyoung, Kim, Eun-Kyu, Kim, Se Hyun, Kim, Jee Hyun, Kim, In Ah, Park, So Yeon

“…Background Multiplicity in breast cancer is common. Studies on multiple breast cancers have revealed high concordance in biomarker status among individual…”
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MET overexpression assessed by new interpretation method predicts gene amplification and poor survival in advanced gastric carcinomas by Ha, Sang Y, Lee, Jeeyun, Kang, So Y, Do, In-Gu, Ahn, Soomin, Park, Joon O, Kang, Won K, Choi, Min-Gew, Sohn, Tae S, Bae, Jae M, Kim, Sung, Kim, Minji, Kim, Seonwoo, Park, Cheol K, Ignatius Ou, Sai-Hong, Kim, Kyoung-Mee

“…The establishment of better selection criteria for identifying sub-populations that may benefit from treatment is a key aspect of the development and success…”
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Gallbladder adenocarcinomas undergo subclonal diversification and selection from precancerous lesions to metastatic tumors by Kang, Minsu, Na, Hee Young, Ahn, Soomin, Kim, Ji-Won, Lee, Sejoon, Ahn, Soyeon, Lee, Ju Hyun, Youk, Jeonghwan, Kim, Haesook T, Kim, Kui-Jin, Suh, Koung Jin, Lee, Jun Suh, Kim, Se Hyun, Kim, Jin Won, Kim, Yu Jung, Lee, Keun-Wook, Yoon, Yoo-Seok, Kim, Jee Hyun, Chung, Jin-Haeng, Han, Ho-Seong, Lee, Jong Seok

“…We aimed to elucidate the evolutionary trajectories of gallbladder adenocarcinoma (GBAC) using multi-regional and longitudinal tumor samples. Using whole-exome…”
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Comparison of four histological scoring systems for autoimmune hepatitis to improve diagnostic sensitivity by Ahn, Soomin, Jeong, Sook-Hyang, Cho, Eun Ju, Lee, Kyoungbun, Kim, Gilhyang, Kim, Haeryoung

“…The histological criteria in the 1999 and 2008 scoring systems proposed by the International Autoimmune Hepatitis Group (IAIHG) have their inherent limitations…”
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Author Correction: High PD-L1 expression is associated with therapeutic response to pembrolizumab in patients with advanced biliary tract cancer by Ahn, Soomin, Lee, Jong- chan, Shin, Dong Woo, Kim, Jaihwan, Hwang, Jin‑ Hyeok

“…An amendment to this paper has been published and can be accessed via a link at the top of the paper…”
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Four-Tier Pathologic Tumor Regression Grading System Predicts the Clinical Outcome in Patients Who Undergo Surgical Resection for Locally Advanced Pancreatic Cancer after Neoadjuvant Chemotherapy by Ahn, Soomin, Lee, Jong-Chan, Kim, Jaihwan, Kim, Young Hoon, Yoon, Yoo-Seok, Han, Ho-Seong, Kim, Haeryoung, Hwang, Jin-Hyeok

“…Neoadjuvant chemotherapy is increasingly utilized in patients with borderline or locally advanced pancreatic cancer (LAPC). However, the pathologic evaluation…”
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