Results 31 to 40 of about 1,526,064 (264)

A Single-Cell Atlas of an Early Mongolian Sheep Embryo

open access: yesVeterinary Sciences, 2023
Cell types have been established during organogenesis based on early mouse embryos. However, our understanding of cell types and molecular mechanisms in the early embryo development of Mongolian sheep has been hampered.
Tingyi He   +17 more
doaj   +1 more source

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

Expanding the Hippo pathway : hMOB3 modulates apoptotic MST1 signaling and supports tumor growth in glioblastoma [PDF]

open access: yes, 2014
Protein kinases are critical players of signal transduction pathways involved in development, physiological and pathological processes. Deregulation of protein kinase signaling is found to be causal or related to varieties of human diseases, such as ...
Tang, Fengyuan
core   +1 more source

Wu-Mei-Wan Ameliorates Murine Ulcerative Colitis by Regulating Macrophage Polarization

open access: yesFrontiers in Pharmacology, 2022
An increasing body of evidence shows that macrophages play an important role in the pathogenesis of ulcerative colitis (UC). Macrophage polarization and changes in related signaling pathways are reported to have a protective effect on intestinal ...
Shuguang Yan   +14 more
doaj   +1 more source

Wnt/beta-catenin/Tcf signaling: A critical pathway in gastrointestinal tumorigenesis [PDF]

open access: yes, 2002
Cancers of the gastrointestinal tract, including the liver, bile ducts, and pancreas, constitute the largest group of malignant tumors. Colorectal cancer is one of the most common neoplastic diseases in Western countries and one of the leading causes of ...
Bommer, G.   +5 more
core   +1 more source

"Drosophila" genetics as a tool in the search for novel components of the S6 kinase signaling pathway [PDF]

open access: yes, 2009
Signaling events that converge on the activation of the TOR/S6K pathway have been shown to be critically related to growth. Recent investigations on the molecular network controlling growth have revealed that Drosophila melanogaster constitutes an ...
Bennion, Janis Michelle
core   +1 more source

Wnt signaling in colorectal cancer: pathogenic role and therapeutic target

open access: yesMolecular Cancer, 2022
Background The Wnt signaling pathway is a complex network of protein interactions that functions most commonly in embryonic development and cancer, but is also involved in normal physiological processes in adults.
Hui Zhao   +7 more
doaj   +1 more source

The Signaling Pathway of Rhodopsin [PDF]

open access: yesStructure, 2007
The signal-transduction mechanism of rhodopsin was studied by molecular dynamics (MD) simulations of the high-resolution, inactive structure in an explicit membrane environment. The simulations were employed to calculate equal-time correlations of the fluctuating interaction energy of residue pairs. The resulting interaction-correlation matrix was used
Kong, Yifei, Karplus, Martin
openaire   +2 more sources

Genetic dissection of differential signaling threshold requirements for the Wnt/β-catenin pathway in vivo [PDF]

open access: yes, 2010
Contributions of null and hypomorphic alleles of Apc in mice produce both developmental and pathophysiological phenotypes. To ascribe the resulting genotype-to-phenotype relationship unambiguously to the Wnt/beta-catenin pathway, we challenged the allele
Newton, Ian P.   +150 more
core   +2 more sources

Signalling Pathway of GH.

open access: yesEndocrine Journal, 1996
GH has long been known as a regulator of body growth and metabolism, yet its mechanism of action at the cellular level has been elusive. We have recently shown that GH promotes the rapid association of GH receptor with the tyrosine kinase JAK2, activates JAK2, and promotes the tyrosyl phosphorylation of both JAK2 and GH receptor. This suggests that the
CARTER-SU, CHRISTIN   +5 more
openaire   +3 more sources

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