Results 91 to 100 of about 5,164,293 (343)

Implicit Perceptions of Closeness From the Direct Eye Gaze

open access: yesFrontiers in Psychology, 2019
Eye gaze plays an important role during social interaction. Specifically, different eye gaze directions may send different functional messages to the observers, who have the capacity to automatically interpret these signals. In the present study, we used
Mengmeng Cui   +3 more
doaj   +1 more source

Functional Observers with Linear Error Dynamics for Nonlinear Systems [PDF]

open access: yesSystems & control letters (Print), 2021
C. Kravaris, Sunjeev Venkateswaran
semanticscholar   +1 more source

Phosphatidylinositol 4‐kinase as a target of pathogens—friend or foe?

open access: yesFEBS Letters, EarlyView.
This graphical summary illustrates the roles of phosphatidylinositol 4‐kinases (PI4Ks). PI4Ks regulate key cellular processes and can be hijacked by pathogens, such as viruses, bacteria and parasites, to support their intracellular replication. Their dual role as essential host enzymes and pathogen cofactors makes them promising drug targets.
Ana C. Mendes   +3 more
wiley   +1 more source

Structural insights into lacto‐N‐biose I recognition by a family 32 carbohydrate‐binding module from Bifidobacterium bifidum

open access: yesFEBS Letters, EarlyView.
Bifidobacterium bifidum establishes symbiosis with infants by metabolizing lacto‐N‐biose I (LNB) from human milk oligosaccharides (HMOs). The extracellular multidomain enzyme LnbB drives this process, releasing LNB via its catalytic glycoside hydrolase family 20 (GH20) lacto‐N‐biosidase domain.
Xinzhe Zhang   +5 more
wiley   +1 more source

Long-term functional donor site morbidity of the free radial forearm flap in head and neck cancer survivors

open access: yesJournal of Otolaryngology - Head and Neck Surgery, 2014
Background To assess the functional donor site morbidity of the forearm free flap in patients surviving at least 2 years after ablative head and neck cancer surgery in a tertiary care centre.
Jason R Orlik   +5 more
doaj   +1 more source

Quantum properties of a non-Gaussian state in the large-N approximation

open access: yes, 2011
We study the properties of a non-Gaussian density matrix for a O(N) scalar field in the context of the incomplete description picture. This is of relevance for studies of decoherence and entropy production in quantum field theory. In particular, we study
Gautier, F., Serreau, J.
core   +3 more sources

The Physical Role of Gravitational and Gauge Degrees of Freedom in General Relativity - I: Dynamical Synchronization and Generalized Inertial Effects [PDF]

open access: yes, 2004
This is the first of a couple of papers in which, by exploiting the capabilities of the Hamiltonian approach to general relativity, we get a number of technical achievements that are instrumental both for a disclosure of \emph{new} results concerning ...
Lusanna, L., Pauri, M.
core   +2 more sources

Molecular bases of circadian magnesium rhythms across eukaryotes

open access: yesFEBS Letters, EarlyView.
Circadian rhythms in intracellular [Mg2+] exist across eukaryotic kingdoms. Central roles for Mg2+ in metabolism suggest that Mg2+ rhythms could regulate daily cellular energy and metabolism. In this Perspective paper, we propose that ancestral prokaryotic transport proteins could be responsible for mediating Mg2+ rhythms and posit a feedback model ...
Helen K. Feord, Gerben van Ooijen
wiley   +1 more source

Automatic processing of unattended object features by functional connectivity

open access: yesFrontiers in Human Neuroscience, 2013
Observers can selectively attend to object features that are relevant for a task. However, unattended task-irrelevant features may still be processed and possibly integrated with the attended features.
Katja Martina Mayer   +2 more
doaj   +1 more source

An energy-based state observer for dynamical subsystems with inaccessible state variables [PDF]

open access: yes, 2012
This work presents an energy-based state estimation formalism for a class of dynamical systems with inaccessible/ unknown outputs, and systems at which sensor utilization is impractical, or when measurements can not be taken.
Misra, Sarthak   +3 more
core  

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