Results 51 to 60 of about 2,188,608 (303)

Effects of different signaling pathways on odontogenic differentiation of dental pulp stem cells: a review

open access: yesFrontiers in Physiology, 2023
Dental pulp stem cells (DPSCs) are a type of mesenchymal stem cells that can differentiate into odontoblast-like cells and protect the pulp. The differentiation of DPSCs can be influenced by biomaterials or growth factors that activate different ...
Lisha Zhou, Shuya Zhao, Xianghui Xing
doaj   +1 more source

Mechanisms of action of hESC-secreted proteins that enhance human and mouse myogenesis. [PDF]

open access: yes, 2014
Adult stem cells grow poorly in vitro compared to embryonic stem cells, and in vivo stem cell maintenance and proliferation by tissue niches progressively deteriorates with age.
CONBOY, Irina M   +6 more
core   +3 more sources

The insulin signalling pathway [PDF]

open access: yesCurrent Biology, 2002
A key aim for future research is to identify the hydrophobic motif kinase that phosphorylates PKB, S6K, SGK and to establish how this protein kinase(s) is regulated by PtdIns(3,4,5)P3. It is also becoming obvious that the information obtained by the overexpression of constitutively active and dominant negative mutants of protein kinases is not ...
Lizcano, Jose M., Alessi, Dario R.
openaire   +2 more sources

Sirolimus for Extracranial Arteriovenous Malformations: A Scoping Review of the Evidence in Syndromic and Non‐Syndromic Cases

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Arteriovenous malformations (AVMs) are rare, high‐flow, vascular anomalies that can occur either sporadically or as part of a genetic syndrome. AVMs can progress with serious morbidity and even mortality if left unchecked. Sirolimus is an mTOR inhibitor that is effective in low‐flow vascular malformations; however, its role in AVMs is unclear.
Will Swansson   +3 more
wiley   +1 more source

Dissecting the dynamics of signaling events in the BMP, WNT, and NODAL cascade during self-organized fate patterning in human gastruloids. [PDF]

open access: yes, 2019
During gastrulation, the pluripotent epiblast self-organizes into the 3 germ layers-endoderm, mesoderm and ectoderm, which eventually form the entire embryo.
Chhabra, Sapna   +4 more
core   +1 more source

Wnt signal transduction pathways [PDF]

open access: yesOrganogenesis, 2008
The Wnt signaling pathway is an ancient and evolutionarily conserved pathway that regulates crucial aspects of cell fate determination, cell migration, cell polarity, neural patterning and organogenesis during embryonic development. The Wnts are secreted glycoproteins and comprise a large family of nineteen proteins in humans hinting to a daunting ...
Yuko, Komiya, Raymond, Habas
openaire   +2 more sources

Calpain-1 and Calpain-2 in the Brain: New Evidence for a Critical Role of Calpain-2 in Neuronal Death

open access: yesCells, 2020
Calpains are a family of soluble calcium-dependent proteases that are involved in multiple regulatory pathways. Our laboratory has focused on the understanding of the functions of two ubiquitous calpain isoforms, calpain-1 and calpain-2, in the brain ...
Yubin Wang   +3 more
doaj   +1 more source

The emerging role of MicroRNA-182 in tumorigenesis; a promising therapeutic target

open access: yesCancer Cell International, 2023
A wide range of studies have indicated that microRNAs (miRNAs), a type of small single-stranded regulatory RNAs, are dysregulated in a different variety of human cancers.
Pouriya Sameti   +5 more
doaj   +1 more source

Genome-wide screen for genes involved in Caenorhabditis elegans developmentally timed sleep [PDF]

open access: yes, 2017
In Caenorhabditis elegans, Notch signaling regulates developmentally timed sleep during the transition from L4 larval stage to adulthood (L4/A) . To identify core sleep pathways and to find genes acting downstream of Notch signaling, we undertook the ...
Hart, Anne C   +4 more
core   +3 more sources

The Role of Differentially Expressed miRNAs and Potential miRNA-mRNA Regulatory Network in Prostate Cancer Progression and Metastasis [PDF]

open access: yes, 2020
Purpose: Aberrant expression of microRNAs (miRNAs) has been discovered in prostate cancer progression however their function is not well understood, thereby further investigation is required to understand the importance of underlying mechanisms and their
Arisan, E.D.   +9 more
core   +1 more source

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