Results 11 to 20 of about 2,608,707 (301)

Efficient definitive endoderm induction from mouse embryonic stem cell adherent cultures: A rapid screening model for differentiation studies

open access: yesStem Cell Research, 2014
Definitive endoderm (DE) differentiation from mouse embryonic stem cell (mESC) monolayer cultures has been limited by poor cell survival or low efficiency.
Josué Kunjom Mfopou   +6 more
doaj   +1 more source

Adhesive and mechanical regulation of mesenchymal stem cell differentiation in human bone marrow and periosteum-derived progenitor cells [PDF]

open access: yes, 2012
It has previously been demonstrated that cell shape can influence commitment of human bone marrow-derived mesenchymal stem cells (hBMCs) to adipogenic, osteogenic, chondrogenic, and other lineages.
Chen, Christopher S.   +2 more
core   +2 more sources

LSD1-mediated enhancer silencing attenuates retinoic acid signalling during pancreatic endocrine cell development. [PDF]

open access: yes, 2020
Developmental progression depends on temporally defined changes in gene expression mediated by transient exposure of lineage intermediates to signals in the progenitor niche.
Benner, Christopher W   +14 more
core   +2 more sources

Cell differentiation [PDF]

open access: yesCurrent Opinion in Cell Biology, 2004
The molecular mechanisms by which differentiated cells combat cell death and injury have remained unclear. In the current issue, it has been shown in neurons that cell differentiation is accompanied by a decrease in Apaf-1 and the activity of the apoptosome with an increased ability of the inhibitor of apoptosis proteins (IAPs) to sustain survival ...
Lawrence Goldstein, Sean Morrison
openaire   +2 more sources

Overcoming resistance to immune checkpoint therapy in PTEN-null prostate cancer by intermittent anti-PI3Kα/β/δ treatment

open access: yesNature Communications, 2022
Limited response to immune checkpoint inhibitors has been reported in patients with castration-resistant prostate cancer. Here the authors show that intermittent, but not continuous, treatment with an anti-PI3Kα/β/δ-inhibitor promotes anti-tumor immunity
Zhi Qi   +8 more
doaj   +1 more source

Quantitative microscopy of the Drosophila ovary shows multiple niche signals specify progenitor cell fate. [PDF]

open access: yes, 2017
Adult stem cells commonly give rise to transit-amplifying progenitors, whose progeny differentiate into distinct cell types. It is unclear if stem cell niche signals coordinate fate decisions within the progenitor pool.
Burrous, Haley   +4 more
core   +2 more sources

Cell cycle length, cell size, and proliferation rate in hydra stem cells [PDF]

open access: yes, 1990
We have analyzed the cell cycle parameters of interstitial cells in Hydra oligactis. Three subpopulations of cells with short, medium, and long cell cycles were identified. Short-cycle cells are stem cells; medium-cycle cells are precursors to nematocyte
Bode   +34 more
core   +1 more source

In Vitro Modeling of Blood-Brain Barrier with Human iPSC-Derived Endothelial Cells, Pericytes, Neurons, and Astrocytes via Notch Signaling

open access: yesStem Cell Reports, 2017
The blood-brain barrier (BBB) is composed of four cell populations, brain endothelial cells (BECs), pericytes, neurons, and astrocytes. Its role is to precisely regulate the microenvironment of the brain through selective substance crossing.
Kohei Yamamizu   +10 more
doaj   +1 more source

MicroRNAs regulate T-cell production of interleukin-9 and identify hypoxia-inducible factor-2a as an important regulator of T helper 9 and regularoty T-cell differentiation [PDF]

open access: yes, 2016
MicroRNAs (miRNAs) regulate many aspects of helper T cell (Th) development and function. Here we found that they are required for the suppression of interleukin‐9 (IL‐9) expression in Th9 cells and other Th subsets. Two highly related miRNAs (miR‐15b and
Baumjohann   +37 more
core   +2 more sources

Criticality in Cell Differentiation [PDF]

open access: yesJournal of Biosciences, 2016
AbstractCell differentiation is an important process in living organisms. Differentiation is mostly based on binary decisions with the progenitor cells choosing between two specific lineages. The differentiation dynamics have both deterministic and stochastic components.
Bose, Indrani, Pal, Mainak
openaire   +3 more sources

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