Results 41 to 50 of about 116,541 (302)

The promoter hypermethylation of SULT2B1 accelerates esophagus tumorigenesis via downregulated PER1

open access: yesThoracic Cancer, 2021
Background Esophageal cancer is currently the eighth most common tumor in the world and a leading cause of cancer death. SULT2B1 plays crucial roles in tumorigenesis. The purpose of this study is to explore the role of SULT2B1 in esophageal squamous cell
Zhuo Li   +8 more
doaj   +1 more source

Decitabine impact on the endocytosis regulator RhoA, the folate carriers RFC1 and FOLR1, and the glucose transporter GLUT4 in human tumors. [PDF]

open access: yes, 2014
BackgroundIn 31 solid tumor patients treated with the demethylating agent decitabine, we performed tumor biopsies before and after the first cycle of decitabine and used immunohistochemistry (IHC) to assess whether decitabine increased expression of ...
A Kumari   +55 more
core   +2 more sources

Does hypermethylation of CpG island in the promoter region of the E‐cadherin gene increase the risk of lung cancer? A meta‐analysis

open access: yesThoracic Cancer, 2019
Background Hypermethylation of the CpG island in the promoter regions of tumor suppressor genes is common in the cancer tissue of non‐small cell lung cancer (NSCLC) patients.
Zhenfeng Sun, Gongzhe Liu, Ning Xu
doaj   +1 more source

Case report: biallelic DNMT3A mutations in acute myeloid leukemia

open access: yesFrontiers in Oncology, 2023
DNMT3A gene mutations, detected in 20-25% of de novo acute myeloid leukemia (AML) patients, are typically heterozygous. Biallelic variants are uncommon, affecting ~3% of cases and identifying a worse prognosis.
Cosimo Cumbo   +19 more
doaj   +1 more source

CACNA1C hypermethylation is associated with bipolar disorder [PDF]

open access: yesTranslational Psychiatry, 2016
AbstractThe CACNA1C gene, encoding a subunit of the L-type voltage-gated calcium channel is one of the best-supported susceptibility genes for bipolar disorder (BD). Genome-wide association studies have identified a cluster of non-coding single-nucleotide polymorphisms (SNPs) in intron 3 to be highly associated with BD and schizophrenia.
Starnawska, A   +13 more
openaire   +4 more sources

Genetic attenuation of ALDH1A1 increases metastatic potential and aggressiveness in colorectal cancer

open access: yesMolecular Oncology, EarlyView.
Aldehyde dehydrogenase 1A1 (ALDH1A1) is a cancer stem cell marker in several malignancies. We established a novel epithelial cell line from rectal adenocarcinoma with unique overexpression of this enzyme. Genetic attenuation of ALDH1A1 led to increased invasive capacity and metastatic potential, the inhibition of proliferation activity, and ultimately ...
Martina Poturnajova   +25 more
wiley   +1 more source

Heterogeneity of Genetic Landscapes in Salivary Gland Tumors and Their Critical Roles in Current Management

open access: yesMedeniyet Medical Journal, 2022
Salivary gland neoplasms (SGNs) are rare and heterogeneous tumors in the head and neck region. Although progress has been recently made in revealing the molecular landscape of salivary glands tumors, it is limited and appears to be the tip of the iceberg.
Anam YOUSAF   +3 more
doaj   +1 more source

DNA methylation and socioeconomic status in a Mexican-American birth cohort. [PDF]

open access: yes, 2018
Background: Maternal social environmental stressors during pregnancy are associated with adverse birth and child developmental outcomes, and epigenetics has been proposed as a possible mechanism for such relationships.
Coker, Eric   +4 more
core   +1 more source

EDNRB‐dependent endothelin signaling reduces proliferation and promotes proneural‐to‐mesenchymal transition in gliomas

open access: yesMolecular Oncology, EarlyView.
Glioma cells mainly express the endothelin receptor EDNRB, while EDNRA is restricted to a perivascular tumor subpopulation. Endothelin signaling reduces glioma cell proliferation while promoting migration and a proneural‐to‐mesenchymal transition associated with poor prognosis. This pathway activates Ca2+, K+, ERK, and STAT3 signalings and is regulated
Donovan Pineau   +36 more
wiley   +1 more source

PubMeth : a cancer methylation database combining text-mining and expert annotation [PDF]

open access: yes, 2008
Epigenetics, and more specifically DNA methylation is a fast evolving research area. In almost every cancer type, each month new publications confirm the differentiated regulation of specific genes due to methylation and mention the discovery of novel ...
M. Ongenaert   +13 more
core   +1 more source

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