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Full-Text Articles in Medicine and Health Sciences

Survival Benefit From Immunocheckpoint Inhibitors In Stage Iv Non-Small Cell Lung Cancer Patients With Brain Metastases: A National Cancer Database Propensity-Matched Analysis., Shinkichi Takamori, Takefumi Komiya Md, Emily Powell Dec 2020

Survival Benefit From Immunocheckpoint Inhibitors In Stage Iv Non-Small Cell Lung Cancer Patients With Brain Metastases: A National Cancer Database Propensity-Matched Analysis., Shinkichi Takamori, Takefumi Komiya Md, Emily Powell

PCI Publications and Projects

Immunocheckpoint inhibitors (ICIs) have become a standard pharmacological therapy in non-small cell lung cancer (NSCLC). Because brain metastases (BMs) have historically been listed as exclusion criteria in previous clinical trials involving ICIs in advanced NSCLC, the survival benefit from ICI in NSCLC patients with BMs remains unclear. The National Cancer Database was queried for stage IV NSCLC patients with or without BMs between 2014 and 2015. Overall survival (OS) of stage IV NSCLC patients who received immunotherapy and that of stage IV NSCLC patients who did not receive immunotherapy were compared according to the presence or absence of BMs. Multivariable …


Tackle Epithelial-Mesenchymal Transition With Epigenetic Drugs In Cancer, Bo Dong, Zhaoping Qiu, Yadi Wu Nov 2020

Tackle Epithelial-Mesenchymal Transition With Epigenetic Drugs In Cancer, Bo Dong, Zhaoping Qiu, Yadi Wu

Pharmacology and Nutritional Sciences Faculty Publications

Epithelial-mesenchymal Transition (EMT) is a de-differentiation process in which epithelial cells lose their epithelial properties to acquire mesenchymal features. EMT is essential for embryogenesis and wound healing but is aberrantly activated in pathological conditions like fibrosis and cancer. Tumor-associated EMT contributes to cancer cell initiation, invasion, metastasis, drug resistance and recurrence. This dynamic and reversible event is governed by EMT-transcription factors (EMT-TFs) with epigenetic complexes. In this review, we discuss recent advances regarding the mechanisms that modulate EMT in the context of epigenetic regulation, with emphasis on epigenetic drugs, such as DNA demethylating reagents, inhibitors of histone modifiers and non-coding …


Rho Gtpases: Big Players In Breast Cancer Initiation, Metastasis And Therapeutic Responses, Brock Humphries, Zhishan Wang, Chengfeng Yang Sep 2020

Rho Gtpases: Big Players In Breast Cancer Initiation, Metastasis And Therapeutic Responses, Brock Humphries, Zhishan Wang, Chengfeng Yang

Toxicology and Cancer Biology Faculty Publications

Rho GTPases, a family of the Ras GTPase superfamily, are key regulators of the actin cytoskeleton. They were originally thought to primarily affect cell migration and invasion; however, recent advances in our understanding of the biology and function of Rho GTPases have demonstrated their diverse roles within the cell, including membrane trafficking, gene transcription, migration, invasion, adhesion, survival and growth. As these processes are critically involved in cancer initiation, metastasis and therapeutic responses, it is not surprising that studies have demonstrated important roles of Rho GTPases in cancer. Although the majority of data indicates an oncogenic role of Rho GTPases, …