Results 111 to 120 of about 239,429 (335)

Hypomethylating agents increase L1 retroelement expression without inducing novel insertions in myeloid malignancies

open access: yesMolecular Oncology, EarlyView.
We investigated whether hypomethylating agents (HMAs) used in myeloid malignancies induce somatic retrotransposition. Our findings indicate that HMA treatment increases L1‐encoded protein expression but does not lead to detectable de novo retrotransposition events in either patient samples or cell lines.
Šárka Pavlová   +14 more
wiley   +1 more source

A novel role for lipid droplets in the organismal antibacterial response

open access: yeseLife, 2012
We previously discovered histones bound to cytosolic lipid droplets (LDs); here we show that this forms a cellular antibacterial defense system. Sequestered on droplets under normal conditions, in the presence of bacterial lipopolysaccharide (LPS) or ...
Preetha Anand   +10 more
doaj   +1 more source

Histones, DNA, and Citrullination Promote Neutrophil Extracellular Trap Inflammation by Regulating the Localization and Activation of TLR4

open access: yesCell Reports, 2020
Summary: Neutrophil extracellular traps (NETs) promote atherosclerosis by inducing proinflammatory cytokines, but the underlying mechanism remains unknown. NET DNA is immunogenic, but given the cytotoxicity of NET histones, it is unclear how it activates
Theodora-Dorita Tsourouktsoglou   +5 more
doaj   +1 more source

A bioinformatics screen identifies TCF19 as an aggressiveness‐sustaining gene in prostate cancer

open access: yesMolecular Oncology, EarlyView.
Gene expression meta‐analysis in multiple prostate cancer patient cohorts identifies Transcription factor 19 (TCF19) as an aggressiveness‐sustaining gene with prognostic potential. TCF19 is a gene repressed by androgen signaling that sustains core cancer‐related processes such as vascular permeability or tumor growth and metastasis.
Amaia Ercilla   +15 more
wiley   +1 more source

Recombinant Thrombomodulin Suppresses Histone-Induced Neutrophil Extracellular Trap Formation

open access: yesFrontiers in Immunology, 2019
Histones, the major protein components of chromatin, are released into the extracellular space during sepsis, trauma, and ischemia-reperfusion injury, and subsequently mediate organ failure.
Binita Shrestha   +8 more
doaj   +1 more source

Modeling hepatic fibrosis in TP53 knockout iPSC‐derived human liver organoids

open access: yesMolecular Oncology, EarlyView.
This study developed iPSC‐derived human liver organoids with TP53 gene knockout to model human liver fibrosis. These organoids showed elevated myofibroblast activation, early disease markers, and advanced fibrotic hallmarks. The use of profibrotic differentiation medium further amplified the fibrotic signature seen in the organoids.
Mustafa Karabicici   +8 more
wiley   +1 more source

The bromodomain-containing protein Ibd1 links multiple chromatin related protein complexes to highly expressed genes in Tetrahymena thermophila

open access: yes, 2018
Background: The chromatin remodelers of the SWI/SNF family are critical transcriptional regulators. Recognition of lysine acetylation through a bromodomain (BRD) component is key to SWI/SNF function; in most eukaryotes, this function is attributed to ...
Burtch, Alyson   +9 more
core   +1 more source

Characterizing epithelial‐mesenchymal transition‐linked heterogeneity in breast cancer circulating tumor cells at a single‐cell level

open access: yesMolecular Oncology, EarlyView.
In over 50% of non‐metastatic breast cancer patients, circulating tumor cells (CTCs) along the whole epithelial‐mesenchymal transition spectrum are detected. Total CTC number and individual phenotypes relate to aggressive disease characteristics, including lymph node involvement and higher tumor proliferation. At the single‐cell level, mesenchymal CTCs
Justyna Topa   +14 more
wiley   +1 more source

Suboptimal extracellular pH values alter DNA damage response to induced double‐strand breaks

open access: yesFEBS Open Bio, 2018
Conditions leading to unrepaired DNA double‐stranded breaks are potent inducers of genetic instability. Systemic conditions may lead to fluctuation of hydrogen ions in the cellular microenvironment, and we show that small variations in extracellular pH ...
Julien Massonneau   +5 more
doaj   +1 more source

Preparation and characterization of renal cell peptides from fetal rats for their antitumor activity

open access: yesFEBS Open Bio, EarlyView.
This study aimed to prepare renal cells (RCs) from fetal rats which were digested by enzymes. Candidate peptides RCPs were characterized by capillary HPLC and MS and their bioactivity was predicted using peptideranker. The predicted top 10 bioactive peptides were synthesized.
Zhe Zhang   +6 more
wiley   +1 more source

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