Results 131 to 140 of about 24,655 (236)

Placental DEPTOR as a stress sensor during pregnancy [PDF]

open access: yes, 2011
The author(s) has paid for this article to be freely available under the terms of the Creative Commons Attribution Non-Commercial Licence (http://creativecommons.org/licenses/by-nc/2.5/) which permits unrestricted non-commercial use, distribution and ...
Gidron, Y   +4 more
core   +2 more sources

Role and Mechanisms of the mTOR Signalling Pathway in the Synthesis of Milk Components

open access: yesModern Agriculture, Volume 3, Issue 1, June 2025.
The regulatory network system of mTOR regulates lactose, milk fat, and milk protein. Milk is urgently needed for the strong development of the dairy industry to meet the growing demand and ensure that the nutritional needs of the world's population are met.
RongNuo Li   +3 more
wiley   +1 more source

Blue light impairs cornea and corneal wound healing by downregulating VCAM1 partly

open access: yesiScience, 2023
Summary: This study aimed to investigate the effects of long-term pollution from different wavelengths of light on the corneal epithelium (CE) and identify potential biomarkers. Rabbits were exposed to red, green, blue, white, and environmental light for
Kuangqi Chen   +11 more
doaj  

Sphingosine-1-phosphate–induced smooth muscle cell migration involves the mammalian target of rapamycin [PDF]

open access: yes, 2005
BackgroundVascular smooth muscle cell (SMC) migration is an important component of the development of intimal hyperplasia. Sphingosine-1-phosphate (S-1-P) is a lipid released from activated platelets with numerous cellular effects including the ...
Tanski, William J.   +5 more
core   +1 more source

Reduction of DNA Topoisomerase Top2 Reprograms the Epigenetic Landscape and Extends Health and Life Span Across Species

open access: yesAging Cell, Volume 24, Issue 6, June 2025.
This study demonstrates that reducing the enzyme topoisomerase Top2 or its mammalian homolog TOP2B promotes longevity across multiple species, including yeast, worms, and mice. At the cellular/molecular level, TOP2B reduction mitigates the major cellular aging hallmarks such as epigenetic alterations, cell senescence, lysosomal biogenesis, and ...
Man Zhu   +12 more
wiley   +1 more source

Cryo-EM insight into the structure of MTOR complex 1 and its interactions with Rheb and substrates [version 1; referees: 3 approved]

open access: yesF1000Research, 2019
The mechanistic target of rapamycin (MTOR) is a giant protein kinase that, together with the accessory proteins Raptor and mLst8, forms a complex of over 1 MDa known as MTOR complex 1 (MTORC1).
Luke H. Chao, Joseph Avruch
doaj   +1 more source

CD40 is constitutively expressed on platelets and provides a novel mechanism for platelet activation [PDF]

open access: yes, 2003
CD40 is a 48-kDa phosphorylated transmembrane glycoprotein belonging to the TNF receptor superfamily. CD40 has been demonstrated on a range of cell types, and it has an important role in adaptive immunity and inflammation.
Callard, R.E.   +4 more
core  

The novel mTOR inhibitor RAD001 (Everolimus) induces antiproliferative effects in human pancreatic neuroendocrine tumor cells [PDF]

open access: yes, 2007
Background/Aim: Tumors exhibiting constitutively activated PI(3) K/Akt/mTOR signaling are hypersensitive to mTOR inhibitors such as RAD001 (everolimus) which is presently being investigated in clinical phase II trials in various tumor entities, including
Albert JM   +35 more
core   +1 more source

Reduced AKT/mTOR signaling and protein synthesis dysregulation in a Rett syndrome animal model. [PDF]

open access: yes, 2011
Rett syndrome (RTT) is a neurodevelopmental disorder with no efficient treatment that is caused in the majority of cases by mutations in the gene methyl-CpG binding-protein 2 (MECP2).
Biffo, S.   +12 more
core   +2 more sources

Phosphorylation by Akt within the ST loop of AMPK-α1 down-regulates its activation in tumour cells [PDF]

open access: yes, 2014
The insulin/IGF-1 (insulin-like growth factor 1)-activated protein kinase Akt (also known as protein kinase B) phosphorylates Ser(487) in the ‘ST loop’ (serine/threonine-rich loop) within the C-terminal domain of AMPK-α1 (AMP-activated protein kinase-α1),
Chen   +53 more
core   +3 more sources

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