Results 71 to 80 of about 2,095,505 (265)

Computing Semantic Association: Comparing Spreading Activation and Spectral Association for Ontology Learning [PDF]

open access: yes, 2013
Spreading activation is a common method for searching semantic or neural networks, it iteratively propagates activation for one or more sources through a network { a process that is computationally intensive. Spectral association is a recent technique
Wohlgenannt, Gerhard   +2 more
core  

Activation of human NK cells by Plasmodium-infected red blood cells.

open access: yes, 2012
This chapter describes a protocol to assess activation of human NK cells following in vitro stimulation with malaria-infected red blood cells. Activation is assessed by flow cytometry, staining for cell surface expression of CD69 and accumulation of ...
Riley, Eleanor M   +3 more
core   +1 more source

Organizing the interface—Plasma membrane architecture and receptor dynamics in virus‐cell interactions

open access: yesFEBS Letters, EarlyView.
Plasma membranes contain dynamic nanoscale domains that organize lipids and receptors. Because viruses operate at similar scales, this architecture shapes early infection steps, including attachment, receptor engagement, and entry. Using influenza A virus and HIV‐1 as examples, we highlight how receptor nanoclusters, multivalent glycan interactions ...
Jan Schlegel, Christian Sieben
wiley   +1 more source

carliercomputationallab/stochastic-model-YAP-activation: stochastic-model-YAP-activation

open access: yes
<p>A stochastic model for YAP activation within focal adhesion complexes</p> <p>This repository contains the required files to run the 3D particle-based stochastic simulation for YAP activation within the focal adhesion complexes.</p&
Hamidreza Jafarinia
core   +1 more source

Charcoal Activation [PDF]

open access: yesProceedings of the National Academy of Sciences, 1919
Adsorption of Gases by Charcoal—Heat Effect.—The first part of this paper comprises a study of the heat effect on the adsorption of hydrogen and nitrogen by charcoal, and is a continuation of the work of Dr. Harvey B. Lemon1 in which air was used. The charcoal is heated for periods varying from one hour to twenty hours at temperatures from 400° C.
openaire   +4 more sources

Active Matter [PDF]

open access: yesThe European Physical Journal E, 2013
The study of systems with sustained energy uptake and dissipation at the scale of the constituent particles is an area of central interest in nonequilibrium statistical physics. Identifying such systems as a distinct category -- Active Matter -- unifies our understanding of autonomous collective move- ment in the living world and in some surprising ...
Golestanian, R. ; https://orcid.org/0000-0002-3149-4002   +1 more
openaire   +5 more sources

Biophysical approaches for studying viral entry

open access: yesFEBS Letters, EarlyView.
Viruses infect all living organisms and have been responsible for major epidemics and pandemics. Their ongoing evolutionary battle with host defenses creates a constant need for improved tools to study viral behavior. Advancing methods to probe viral attachment, fusion, and genome release deepen our understanding of how infections begin and support the
Inbar Yosibash, Raya Sorkin
wiley   +1 more source

An unexpected twist to the activation of IKKβ:TAK1 primes IKKβ for activation by autophosphorylation [PDF]

open access: yes, 2014
IKKß {IkB [inhibitor of NF-?B (nuclear factor ?B)] kinase ß} is required to activate the transcription factor NF-?B, but how IKKß itself is activated in vivo is still unclear.
Lawrence, T.   +9 more
core   +1 more source

Role of SUMO-1 modification in transcriptional activation [PDF]

open access: yes, 2012
In unstimulated cells, the transcription factor NF-κB is held in the cytoplasm in an inactive state by IκB inhibitor proteins. Activation of NF--KB is mediated by signal induced degradation of IκBα via the ubiquitin proteasome-dependent pathway ...
Pinto Desterro, Maria Joana
core   +2 more sources

Promotion of physical activity guidelines and behavior change

open access: yesJournal of Physical Fitness and Sports Medicine, 2015
Physical activity guidelines have been published by governments to increase physical activity at a national level. Such guidelines commonly include behavior change techniques.
Kazuhiro Harada, Yoshio Nakamura
doaj   +1 more source

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