Results 21 to 30 of about 6,985,758 (299)

Putative intermediates in the nerve cell differentiation pathway in hydra have properties of multipotent stem cells [PDF]

open access: yes, 1990
We have investigated the properties of nerve cell precursors in hydra by analyzing the differentiation and proliferation capacity of interstitial cells in the peduncle of Hydra oligactis, which is a region of active nerve cell differentiation.
Charles   +4 more
core   +1 more source

Cell Differentiation and Checkpoint [PDF]

open access: yesInternational Journal of Cancer Research and Molecular Mechanisms ( ISSN 2381-3318 ), 2015
DNA damage is induced in many types of cells by internal and external cell stress. When DNA is damaged, DNA Damage Response (DDR) programs are activated to repair the DNA lesions in order to preserve genomic integrity and suppress subsequent malignant transformation.
Sara Cuesta, Sancho, Toru, Ouchi
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

Cell proliferation and differentiation kinetics during spermatogenesis in Hydra carnea [PDF]

open access: yes, 1985
Spermatogenesis inHydra carnea was investigated. The cell proliferation and differentiation kinetics of intermediates in the spermatogenesis pathway were determined, using quantitative determinations of cell abundance, pulse and continuous labelling ...
Munck, Adelheid, David, Charles N.
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

NuMA regulates mitotic spindle assembly, structural dynamics and function via phase separation

open access: yesNature Communications, 2021
Mitotic spindle assembly is required for proper cell division, but many underlying mechanisms remain unclear. Here, the authors show that NuMa undergoes liquid-liquid phase separation, condensing on spindle poles during mitotic entry and enriching ...
Mengjie Sun   +7 more
doaj   +1 more source

Genome and epigenome analysis of monozygotic twins discordant for congenital heart disease

open access: yesBMC Genomics, 2018
Background Congenital heart disease (CHD) is the leading non-infectious cause of death in infants. Monozygotic (MZ) twins share nearly all of their genetic variants before and after birth.
Guoliang Lyu   +11 more
doaj   +1 more source

Modelling Torsade de Pointes arrhythmias in vitro in 3D human iPS cell-engineered heart tissue

open access: yesNature Communications, 2017
Torsade de Pointes (TdP) is a life-threatening ventricular arrhythmia often caused by drugs. In response to an urgent need for human tissue TdP models, here the authors describe a 3D human iPS cell-engineered heart tissue that generates TdP in response ...
Masahide Kawatou   +6 more
doaj   +1 more source

Role of PDLIM1 in hepatic stellate cell activation and liver fibrosis progression

open access: yesScientific Reports, 2023
Liver fibrosis is caused by chronic hepatic injury and may lead to cirrhosis, and even hepatocellular carcinoma. When hepatic stellate cells (HSCs) are activated by liver injury, they transdifferentiate into myofibroblasts, which secrete extracellular ...
Bingyu Ye   +8 more
doaj   +1 more source

The C/EBPβ LIP isoform rescues loss of C/EBPβ function in the mouse

open access: yesScientific Reports, 2018
The transcription factor C/EBPβ regulates hematopoiesis, bone, liver, fat, and skin homeostasis, and female reproduction. C/EBPβ protein expression from its single transcript occurs by alternative in-frame translation initiation at consecutive start ...
Valérie Bégay   +4 more
doaj   +1 more source

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