نتایج جستجو برای: tor grypus

تعداد نتایج: 8028  

Journal: :CoRR 2003
Lili Ma Yangquan Chen Kevin L. Moore

-Most algor i thms in 3D computer vision rely on the pinhole camera model because of its simplicity, whereas virtually all imaging devices int roduce certain amoun t of nonlinear distort ion, where the radial dis tor t ion is the most severe part. Common approach to radial dis tor t ion is by the means of polynomial approximat ion, which introduces distortion-specific pa ramete rs into the came...

Journal: :The EMBO journal 2013
Mikhail Schepetilnikov Maria Dimitrova Eder Mancera-Martínez Angèle Geldreich Mario Keller Lyubov A Ryabova

Mammalian target-of-rapamycin (mTOR) triggers S6 kinase (S6K) activation to phosphorylate targets linked to translation in response to energy, nutrients, and hormones. Pathways of TOR activation in plants remain unknown. Here, we uncover the role of the phytohormone auxin in TOR signalling activation and reinitiation after upstream open reading frame (uORF) translation, which in plants is depen...

Journal: :CoRR 2016
Rishab Nithyanand Rachee Singh Shinyoung Cho Phillipa Gill

Traffic correlation attacks to de-anonymize Tor users are possible when an adversary is in a position to observe traffic entering and exiting the Tor network. Recent work has brought attention to the threat of these attacks by network-level adversaries (e.g., Autonomous Systems). We perform a historical analysis to understand how the threat from AS-level traffic correlation attacks has evolved ...

2008
Damon McCoy Kevin S. Bauer Dirk Grunwald Tadayoshi Kohno Douglas C. Sicker

To date, there has yet to be a study that characterizes the usage of a real deployed anonymity service. We present observations and analysis obtained by participating in the Tor network. Our primary goals are to better understand Tor as it is deployed and through this understanding, propose improvements. In particular, we are interested in answering the following questions: (1) How is Tor being...

Journal: :The Journal of biological chemistry 2005
Sonja A Dames José M Mulet Klara Rathgeb-Szabo Michael N Hall Stephan Grzesiek

The target of rapamycin (TOR) is a highly conserved Ser/Thr kinase that plays a central role in the control of cellular growth. TOR has a characteristic multidomain structure. Only the kinase domain has catalytic function; the other domains are assumed to mediate interactions with TOR substrates and regulators. Except for the rapamycin-binding domain, there are no high-resolution structural dat...

2016
Victoria Maria Rotering Sonja Trepels-Kottek Konrad Heimann Jörg-Christian Brokmann Thorsten Orlikowsky Mark Schoberer

BACKGROUND Only a small number of patients survive out-of-hospital-cardiac-arrest (OHCA). The duration of CPR varies considerably and transportation of patients under CPR is often unsuccessful. Termination-of-resuscitation (TOR)-criteria aim to preclude futile resuscitation efforts. Our goal was to find out to which extent existing TOR-criteria can be transferred to paediatric OHCA-patients wit...

Journal: :Gerontology 2013
Maria Markaki Nektarios Tavernarakis

The conserved target of rapamycin (TOR) pathway integrates signals from nutrient and energy availability, growth factors and stress to regulate cell growth and proliferation, development and metabolism. Growing evidence suggests that TOR signalling controls the rate at which cells and tissues age, thereby contributing to whole-organism ageing. Although significant progress has been made in the ...

2016
Michael Backes Sebastian Meiser Marcin Slowik

In this paper, we present a rigorous methodology for quantifying the anonymity provided by Tor against a variety of structural attacks, i.e., adversaries that compromise Tor nodes and thereby perform eavesdropping attacks to deanonymize Tor users. First, we provide an algorithmic approach for computing the anonymity impact of such structural attacks against Tor. The algorithm is parametric in t...

2017
Yun Song Ge Zhao Xueyan Zhang Linxuan Li Fangjie Xiong Fengping Zhuo Chaojun Zhang Zuoren Yang Raju Datla Maozhi Ren Fuguang Li

Target of rapamycin (TOR) acts as an important regulator of cell growth, development and stress responses in most examined diploid eukaryotes. However, little is known about TOR in tetraploid species such as cotton. Here, we show that TORC1-S6K-RPS6, the major signaling components, are conserved and further expanded in cotton genome. Though the cotton seedlings are insensitive to rapamycin, AZD...

2016
Nicholas Nelson Geoffrey J. Clark

The TOR pathway is a vital component of cellular homeostasis that controls the synthesis of proteins, nucleic acids and lipids. Its core is the TOR kinase. Activation of the TOR pathway suppresses autophagy, which plays a vital but complex role in tumorigenesis. The TOR pathway is regulated by activation of the Ras-related protein Rheb, which can bind mTOR. The Hippo pathway is a major growth c...

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