نتایج جستجو برای: tor grypus

تعداد نتایج: 8028  

Journal: :European Journal of Social Psychology 2021

Often people who may not personally express racist beliefs nevertheless have a passive orientation to racism and tolerate statements acts by others. We examine individual differences in willingness accept views or others, labelled tolerance of (TOR), four online survey studies (total N = 2,008). demonstrate that TOR is distinct from, although correlated with, established forms bias, such as sym...

Journal: :Plant physiology 2014
Yan Xiong Jen Sheen

The target of rapamycin (TOR) kinase, a master regulator that is evolutionarily conserved among yeasts (Saccharomyces cerevisiae), plants, animals, and humans, integrates nutrient and energy signaling to promote cell proliferation and growth. Recent breakthroughs made possible by integrating chemical, genetic, and genomic analyses have greatly increased our understanding of the molecular functi...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2012
Antonio Barquilla Manuel Saldivia Rosario Diaz Jean-Mathieu Bart Isabel Vidal Enrique Calvo Michael N Hall Miguel Navarro

African trypanosomes are protozoan parasites transmitted by a tsetse fly vector to a mammalian host. The life cycle includes highly proliferative forms and quiescent forms, the latter being adapted to host transmission. The signaling pathways controlling the developmental switch between the two forms remain unknown. Trypanosoma brucei contains two target of rapamycin (TOR) kinases, TbTOR1 and T...

2015
Philipp Winter Roya Ensafi Karsten Loesing Nick Feamster

The Tor network is periodically subject to Sybil attacks. Most of these attacks were not carefully executed and Tor directory authority operators were quick to detect and block the malignant relays. However, the Tor network lacks sophisticated tools to detect and protect against Sybil attacks. As a result, more advanced attacks could remain undetected. While there is a large body of work dedica...

2009
Sarah L. Hands Christopher G. Proud Andreas Wyttenbach

The molecular and cellular mechanisms that regulate ageing are currently under scrutiny because ageing is linked to many human diseases. The nutrient sensing TOR pathway is emerging as a key regulator of ageing. TOR signaling is complex affecting several crucial cellular functions and two such functions, which show clear effects on ageing, are protein synthesis and autophagy. In this article we...

2013
Charles Betz Michael N. Hall

Target of rapamycin (TOR) forms two conserved, structurally distinct kinase complexes termed TOR complex 1 (TORC1) and TORC2. Each complex phosphorylates a different set of substrates to regulate cell growth. In mammals, mTOR is stimulated by nutrients and growth factors and inhibited by stress to ensure that cells grow only during favorable conditions. Studies in different organisms have repor...

2011
Mathias Ehlert

This paper analyzes latency and bandwidth drawbacks while using I2P to surf the Internet anonymously. Therefore tests are conducted utilizing scripts previously used to analyse the TOR network. The results gained in the tests for I2P are analysed and in a next step compared to previous results observed in TOR. The results show that I2P can only yield advantages to TOR when issuing simple HTTP-G...

Journal: :Seminars in cell & developmental biology 2004
Celeste J Richardson Stefanie S Schalm John Blenis

Regulation of growth and proliferation in higher eukaryotic cells results from an integration of nutritional, energy, and mitogenic signals. Biochemical processes underlying cell growth and proliferation are governed by the phosphatidylinositol 3-kinase (PI3K) and target of rapamycin (TOR) signaling pathways. The importance of the interplay between these two pathways is underscored by the disco...

Journal: :EMBO reports 2012
Raúl V Durán Michael N Hall

TOR is a conserved serine/threonine kinase that responds to nutrients, growth factors, the bioenergetic status of the cell and cellular stress to control growth, metabolism and ageing. A diverse group of small GTPases including Rheb, Rag, Rac1, RalA and Ryh1 play a variety of roles in the regulation of TOR. For example, while Rheb binds to and activates TOR directly, Rag and Rac1 regulate its l...

Journal: :Development 2010
Leesa LaFever Alexander Feoktistov Hwei-Jan Hsu Daniela Drummond-Barbosa

Stem cells depend on intrinsic and local factors to maintain their identity and activity, but they also sense and respond to changing external conditions. We previously showed that germline stem cells (GSCs) and follicle stem cells (FSCs) in the Drosophila ovary respond to diet via insulin signals. Insulin signals directly modulate the GSC cell cycle at the G2 phase, but additional unknown diet...

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