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Kyu Sang Lee

Researcher at Seoul National University Bundang Hospital

Publications -  50
Citations -  763

Kyu Sang Lee is an academic researcher from Seoul National University Bundang Hospital. The author has contributed to research in topics: Cancer & Colorectal cancer. The author has an hindex of 13, co-authored 46 publications receiving 569 citations. Previous affiliations of Kyu Sang Lee include New Generation University College & Seoul National University Hospital.

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Prognostic implications of tumor-infiltrating FoxP3+ regulatory T cells and CD8+ cytotoxic T cells in microsatellite-unstable gastric cancers.

TL;DR: It is demonstrated that higher densities of both intratumoral CD8+ and FoxP3+ TILs are associated with good prognosis, suggesting a synergistic activity of these 2 subsets that can be used as an independent prognostic factor in MSI-high GCs.
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Epithelial-mesenchymal transition increases during the progression of in situ to invasive basal-like breast cancer

TL;DR: This study confirmed that EMT is an intrinsic characteristic of basal-like subtype and is associated with CSC phenotype and showed higher expression of EMT markers in invasive carcinomas than in pure DCIS, especially in basal- like subtype, and in the invasive component of basal -like breast cancers, suggesting that E MT may be involved in the progression from in situ to invasive basal-Like breast cancers.
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Prognostic implication of CD274 (PD-L1) protein expression in tumor-infiltrating immune cells for microsatellite unstable and stable colorectal cancer.

TL;DR: CD274 expression in tumor-infiltrating immune cells was an independent factor for improved prognosis in CRC patients and a deeper understanding of CD274 status may yield improved responses to future CRC immunotherapies.
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Effect of Platinum-Based Chemotherapy on PD-L1 Expression on Tumor Cells in Non-small Cell Lung Cancer.

TL;DR: Increase in tumor PD-L1 expression may predict poor clinical outcome after platinum-based NACT, and that pattern was consistent across clinically defined subgroups except for patients with partial response to NACT.
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c-MYC Copy-Number Gain Is an Independent Prognostic Factor in Patients with Colorectal Cancer.

TL;DR: In this article, the authors determined the incidence and clinicopathological significance of c-MYC gene copy-number (GCN) gain in patients with primary colorectal cancer (CRC).