Results 101 to 110 of about 2,711,256 (365)

The role of histone modifications in transcription regulation upon DNA damage

open access: yesFEBS Letters, EarlyView.
This review discusses the critical role of histone modifications in regulating gene expression during the DNA damage response (DDR). By modulating chromatin structure and recruiting repair factors, these post‐translational modifications fine‐tune transcriptional programmes to maintain genomic stability.
Angelina Job Kolady, Siyao Wang
wiley   +1 more source

Generation of footprint-free human induced pluripotent stem cell line (SCIKFi001-B) from cGMP grade umbilical cord-derived mesenchymal stem cells (UC-MSCs) using episomal-plasmid based reprogramming approach

open access: yesStem Cell Research
UCMSCs were reprogrammed to iPSCs using Yamanaka factor bearing episomal plasmids. SCIKFi001-B exhibited pluripotency, had typical iPSC morphology and didn’t retain any residual episomal plasmid.
Marchella Tohari   +9 more
doaj   +1 more source

Characterization of interstitial stem cells in hydra by cloning [PDF]

open access: yes, 1977
A procedure has been developed for cloning interstitial stem cells from hydra. Clones are prepared by introducing small numbers of viable cells into aggregates of nitrogen mustard-inactivated host tissue.
David, Charles N., Murphy, Susan
core   +1 more source

Mechanisms of parasite‐mediated disruption of brain vessels

open access: yesFEBS Letters, EarlyView.
Parasites can affect the blood vessels of the brain, often causing serious neurological problems. This review explains how different parasites interact with and disrupt these vessels, what this means for brain health, and why these processes matter. Understanding these mechanisms may help us develop better ways to prevent or treat brain infections in ...
Leonor Loira   +3 more
wiley   +1 more source

METTL14 regulates chondrogenesis through the GDF5–RUNX–extracellular matrix gene axis during limb development

open access: yesNature Communications
m6A RNA methylation is essential for many aspects of mammalian development but its roles in chondrogenesis remain largely unknown. Here, we show that m6A is necessary for chondrogenesis and limb morphogenesis using limb progenitor-specific knockout mice ...
Nobuko Katoku-Kikyo   +4 more
doaj   +1 more source

Long term in vitro expansion of epithelial stem cells enabled by pharmacological inhibition of PAK1-ROCK-Myosin II and TGF-β signaling [PDF]

open access: yes, 2018
Summary: Despite substantial self-renewal capability in vivo, epithelial stem and progenitor cells located in various tissues expand for a few passages in vitro in feeder-free condition before they succumb to growth arrest.
Challberg, Sharon S   +7 more
core   +2 more sources

The Stem Cells and the Cancer Stem Cells [PDF]

open access: yesJournal of Gynecology and Womens Health, 2019
n ...
openaire   +2 more sources

Mesenchymal Stem Cells

open access: yesExperimental Biology and Medicine, 2001
Within the bone marrow stroma there exists a subset of nonhematopoietic cells referred to as mesenchymal stem or mesenchymal progenitor cells. These cells can be ex vivo expanded and induced, either in vitro or in vivo, to terminally differentiate into osteoblasts, chondrocytes, adipocytes, tenocytes, myotubes, neural cells, and hematopoietic ...
Minguell, JJ, Erices, A, Conget, P
openaire   +6 more sources

Nicotinamide N‐methyltransferase promotes drug resistance in lung cancer, as revealed by nascent proteomic profiling

open access: yesMolecular Oncology, EarlyView.
AZD9291 has shown promise in targeted cancer therapy but is limited by resistance. In this study, we employed metabolic labeling and LC–MS/MS to profile time‐resolved nascent protein perturbations, allowing dynamic tracking of drug‐responsive proteins. We demonstrated that increased NNMT expression is associated with drug resistance, highlighting NNMT ...
Zhanwu Hou   +5 more
wiley   +1 more source

PARP inhibitors elicit distinct transcriptional programs in homologous recombination competent castration‐resistant prostate cancer

open access: yesMolecular Oncology, EarlyView.
PARP inhibitors are used to treat a small subset of prostate cancer patients. These studies reveal that PARP1 activity and expression are different between European American and African American prostate cancer tissue samples. Additionally, different PARP inhibitors cause unique and overlapping transcriptional changes, notably, p53 pathway upregulation.
Moriah L. Cunningham   +21 more
wiley   +1 more source

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