نتایج جستجو برای: emt

تعداد نتایج: 8534  

2016
Jianchao Zhang Ximing Shao Haiyan Sun Ke Liu Zhihao Ding Juntao Chen Lijing Fang Wu Su Yang Hong Huashun Li Hongchang Li

Triple-negative breast cancer (TNBC), an aggressive subtype of breast cancer with higher rates of early relapse and metastasis, is frequently associated with aberrant activation of epithelial-mesenchymal transition (EMT). Nonetheless, how EMT is initiated and regulated during TNBC progression is not well understood. Here, we report that NUMB is a negative regulator of EMT in both human mammary ...

Journal: :Cell adhesion & migration 2010
Amparo Cano Francisco Portillo

EMT is a complex process whereby cells lose cell-cell interactions and other epithelial properties whilst acquiring a migratory and mesenchymal phenotype. EMT is presently recognized as an important even for tumor invasion and metastasis. Functional E-cadherin loss is a hallmark of EMT and required for tumor invasion in the majority of carcinomas. Transcriptional downregulation is one of the ma...

2018
Jian Lu Yongbing Qian Wei Jin Rui Tian Yong Zhu Jinfeng Wang Xiaoxiao Meng Ruilan Wang

Pulmonary fibrosis (PF) is one of the most prevalent causes of death following paraquat (PQ) poisoning. As demonstrated in previous studies by the present authors, epithelial-to-mesenchymal transition (EMT) is associated with PQ-induced PF. In addition, hypoxia-inducible factor-1α (HIF-1α) and lysyl oxidase (LOX) promote EMT following PQ poisoning. However, the association between HIF-1α- and L...

Journal: :Molecular medicine reports 2014
Jihong Feng Zhongxue Fu Jinbao Guo Weidong Lu Kunming Wen Wangsheng Chen Hao Wang Jilai Wei Shouru Zhang

Although human peroxiredoxin 2 (PRDX2) has been implicated in tumor progression (e.g., invasion and metastasis), little is known regarding its role in the epithelial‑mesenchymal transition (EMT) process during tumorigenesis. The present study offers the first evidence, to the best of our knowledge, that the antioxidant enzyme PRDX2 has an important role in regulating the EMT process. It was dem...

2017
Ke-yan Cheng Min Hao

BACKGROUND Epithelial-mesenchymal transition (EMT) plays an important role in cancer tumorigenesis. Transforming growth factor β1 (TGF-β1) can induced EMT, which could increase tumor migration and invasion. Moreover, recent studies have been proven that mammalian target of rapamycin (mTOR) is a critical regulator of EMT. We investigated the mechanisms of mTOR in transforming growth factor β1 (T...

2017
Fuxing Gong Yu Guo Yiqian Niu Jiawei Jin Xiaojuan Zhang Xiaoqian Shi Limeng Zhang Runting Li Longxin Chen Runlin Z. Ma

Epithelial-Mesenchymal Transition (EMT) is a critical step in the progression of cancer. Malignant melanoma, a cancer developed from pigmented melanocytes, metastasizes through an EMT-like process. Ten-eleven translocation (TET) enzymes, catalyzing the conversion of 5-methylcytosine (5mC) to 5-hydroxylmethylcytosine (5-hmC), are down regulated in melanoma. However, their roles in the progressio...

Journal: :Clinical and Experimental Obstetrics & Gynecology 2022

Background: Endometriosis (EMT) is the most common benign gynecological disease among women of reproductive age, causing infertility and seriously affects women’s physical mental health. However, current treatment was not always effective. This study designed to use publicly available data identify drugs targeting relevant gene with EMT-induced-infertility using computational tools. Methods: EM...

Journal: :OBM genetics 2022

In this study, we examined the effect of a combination surface topographies (fiber alignments) and different stiffness poly(L-lactic acid) (PLLA) substrates on direct relationship between anti-cancer drug (CDDP) sensitivity for MDA-MB-231 cells mesenchymal properties under both normal hypoxic conditions. addition, studied induction epithelial–mesenchymal transition (EMT). The CDDP treatment hyp...

Journal: :Journal of Energy Chemistry 2021

Palladium containing EMT zeolite catalyst (Pd/EMT) was prepared and used for the indirect oxidative carbonylation of methanol to dimethyl carbonate (DMC). The employed as a new support compared with conventional Pd FAU (Pd/FAU). Pd/EMT in contrast Pd/FAU exhibited high intrinsic activity turnover frequency 0.25 s−1 vs. 0.11 s−1. showed CO conversion 82% DMC selectivity 79%, that maintained at l...

2010
Harald J. Maier Thomas Wirth Hartmut Beug

Pancreatic carcinoma is the fourth-leading cause of cancer death and is characterized by early invasion and metastasis. The developmental program of epithelial-mesenchymal transition (EMT) is of potential importance for this rapid tumor progression. During EMT, tumor cells lose their epithelial characteristics and gain properties of mesenchymal cells, such as enhanced motility and invasive feat...

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