Results 31 to 40 of about 11,748,111 (318)

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

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

Differentiation of effector CD4 T cell populations (*).

open access: yesAnnual Review of Immunology, 2010
CD4 T cells play critical roles in mediating adaptive immunity to a variety of pathogens. They are also involved in autoimmunity, asthma, and allergic responses as well as in tumor immunity.
Jinfang Zhu, H. Yamane, W. Paul
semanticscholar   +1 more source

Mechanical regulation of stem cell differentiation through stretch-activated Piezo channel

open access: yesNature, 2018
Somatic stem cells constantly adjust their self-renewal and lineage commitment by integrating various environmental cues to maintain tissue homeostasis.
Li He   +4 more
semanticscholar   +1 more source

Revolutionizing Single Cell Analysis: The Power of Large Language Models for Cell Type Annotation [PDF]

open access: yesarXiv, 2023
In recent years, single cell RNA sequencing has become a widely used technique to study cellular diversity and function. However, accurately annotating cell types from single cell data has been a challenging task, as it requires extensive knowledge of cell biology and gene function. The emergence of large language models such as ChatGPT and New Bing in
arxiv  

Non-genetic heterogeneity criticality and cell differentiation [PDF]

open access: yesPhys.Biol.12(2015)016001, 2014
The different cell types in a living organism acquire their identity through the process of cell differentiation in which the multipotent progenitor cells differentiate into distinct cell types. Experimental evidence and analysis of large-scale microarray data establish the key role played by a two-gene motif in cell differentiation in a number of cell
arxiv   +1 more source

Epithelial–mesenchymal transition (EMT): A biological process in the development, stem cell differentiation, and tumorigenesis

open access: yesJournal of Cellular Physiology, 2017
The lineage transition between epithelium and mesenchyme is a process known as epithelial–mesenchymal transition (EMT), by which polarized epithelial cells lose their adhesion property and obtain mesenchymal cell phenotypes.
Tong Chen   +3 more
semanticscholar   +1 more source

TGF-β signaling alters H4K20me3 status via miR-29 and contributes to cellular senescence and cardiac aging

open access: yesNature Communications, 2018
Cellular senescence is associated with epigenetic remodeling. Here, the authors report that TGF-β signaling promotes miR-29 mediated loss of H4K20me3 thus accelerating senescence.
Guoliang Lyu   +10 more
doaj   +1 more source

The molecular mechanism of human stem cell-derived extracellular vesicles in retinal repair and regeneration

open access: yesStem Cell Research & Therapy, 2023
Extracellular vesicles (EVs), including microvesicles (MVs) and exosomes, play a critical role in metabolic regulation and intracellular communication.
Mei Yang, Guang-hua Peng
doaj   +1 more source

Mathematical modeling of heterogeneous stem cell regeneration: from cell division to Waddington's epigenetic landscape [PDF]

open access: yesarXiv, 2023
Stem cell regeneration is a crucial biological process for most self-renewing tissues during the development and maintenance of tissue homeostasis. In developing the mathematical models of stem cell regeneration and tissue development, cell division is the core process connecting different scale biological processes and leading to changes in cell ...
arxiv  

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