Results 31 to 40 of about 7,999,905 (250)

Global Health Policy Position Statement [PDF]

open access: yes, 2018
Issue being addressed: Clarification of Sigma Theta Tau International Honor Society\u27s desired role in health ...
Sigma Theta Tau International
core  

ABL kinase‐dependent phosphorylation of SH proteins promotes their direct interaction with CRK family SH2 domains

open access: yesFEBS Letters, EarlyView.
CT10 regulator of kinase (CRK) and CRK‐Like (CRKL) are signaling adaptors driving cell adhesion, motility, differentiation, and proliferation. SH2‐domain containing (SH) proteins are enriched in YXXP motifs which when phosphorylated create preferred binding sites for CRK family SH2 domains.
Phoebe M. Cousens   +8 more
wiley   +1 more source

The RP(^2) sigma and easy plane baby skyrme models [PDF]

open access: yes, 2000
This thesis examines the behaviour of two new models exhibiting topological solitons. This analysis is predominantly numerical, but a limited collective coordinate approach is attempted where appropriate. In chapter 1 we review the field of solitons.
Szyndel, Matthew Dennis Edward
core  

Conserved binding mode but diverse interfaces of MreC‐PBP2 interactions

open access: yesFEBS Letters, EarlyView.
The crystal structure of abMreC reveals a conserved two β‐barrel architecture and provides structural insights into its role within the bacterial elongasome. The abMreC–abPBP2 complex model identifies the molecular basis of MreC‐mediated PBP2 recognition, contributing to the regulation of peptidoglycan synthesis.
Hyunseok Jang   +4 more
wiley   +1 more source

Gauged sigma models and magnetic Skyrmions

open access: yesSciPost Physics, 2019
We define a gauged non-linear sigma model for a 2-sphere valued field and a $SU(2)$ connection on an arbitrary Riemann surface whose energy functional reduces to that for critically coupled magnetic skyrmions in the plane, with arbitrary ...
Bernd J Schroers
doaj   +1 more source

Orbifolds by 2-groups and decomposition

open access: yesJournal of High Energy Physics, 2022
In this paper we study three-dimensional orbifolds by 2-groups with a trivially-acting one-form symmetry group BK. These orbifolds have a global two-form symmetry, and so one expects that they decompose into (are equivalent to) a disjoint union of other ...
Tony Pantev   +3 more
doaj   +1 more source

Nutrient/TOR signaling controls adipose mitochondrial transcription factor A (TFAM) to regulate organismal growth in Drosophila

open access: yesFEBS Letters, EarlyView.
Animals must match their growth rate to available nutrients. We show that in Drosophila larvae, the nutrient‐sensing TOR kinase controls growth by regulating levels of TFAM, a key regulator of mitochondrial function, in the adipose tissue. When nutrients are abundant, high TOR activity suppresses TFAM, lowering mitochondrial bioenergetic activity and ...
Shrivani Sriskanthadevan‐Pirahas   +4 more
wiley   +1 more source

A theoretical framework for exploring the effect of the Six Sigma management activities on corporate competitiveness [PDF]

open access: yes, 2011
Six Sigma has long been used as an effective way to restructure a company’s management process. While there are abundant case study literatures on Six Sigma, a theoretical framework that can logically advance the previous work into a higher level is ...
Lee, Kun-Chang, Choi, Bong, Li, Honglei
core  

Higher derivative sigma models

open access: yesJournal of High Energy Physics
We explore the nature of running couplings in the higher derivative linear and nonlinear sigma models and show that the results in dimensional regularization for the physical running couplings do not always match the values quoted in the literature. Heat
John F. Donoghue, Gabriel Menezes
doaj   +1 more source

Subsampling effects in neuronal avalanche distributions recorded in vivo

open access: yesBMC Neuroscience, 2009
Background Many systems in nature are characterized by complex behaviour where large cascades of events, or avalanches, unpredictably alternate with periods of little activity. Snow avalanches are an example.
Munk Matthias HJ   +2 more
doaj   +1 more source

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