Results 121 to 130 of about 3,702,049 (302)

Retrosplenial inputs drive visual representations in the medial entorhinal cortex

open access: yesCell Reports
Summary: The importance of visual cues for navigation and goal-directed behavior is well established, although the neural mechanisms supporting sensory representations in navigational circuits are largely unknown. Navigation is fundamentally dependent on
Olivier Dubanet, Michael J. Higley
doaj   +1 more source

Olfactory coding from the periphery to higher brain centers in the Drosophila brain

open access: yesBMC Biology, 2017
Background Odor information is processed through multiple receptor-glomerular channels in the first order olfactory center, the antennal lobe (AL), then reformatted into higher brain centers and eventually perceived by the fly.
Yoichi Seki   +5 more
doaj   +1 more source

Separable representations of higher-rank graphs

open access: yes, 2017
In this monograph we undertake a comprehensive study of separable representations (as well as their unitary equivalence classes) of $C^*$-algebras associated to strongly connected finite $k$-graphs $ $. We begin with the representations associated to the $ $-semibranching function systems introduced by Farsi, Gillaspy, Kang, and Packer in \cite{FGKP},
Farsi, Carla   +4 more
openaire   +2 more sources

Disordered but rhythmic—the role of intrinsic protein disorder in eukaryotic circadian timing

open access: yesFEBS Letters, EarlyView.
Unstructured domains known as intrinsically disordered regions (IDRs) are present in nearly every part of the eukaryotic core circadian oscillator. IDRs enable many diverse inter‐ and intramolecular interactions that support clock function. IDR conformations are highly tunable by post‐translational modifications and environmental conditions, which ...
Emery T. Usher, Jacqueline F. Pelham
wiley   +1 more source

A chicken model for studying the emergence of invariant object recognition

open access: yesFrontiers in Neural Circuits, 2015
Invariant object recognition refers to the ability to recognize objects across variation in their appearance on the retina. This ability is central to visual perception, yet its developmental origins are poorly understood.
Samantha M. W. Wood, Justin N. Wood
doaj   +1 more source

Learning Hierarchical Visual Representations in Deep Neural Networks Using Hierarchical Linguistic Labels

open access: yes, 2018
Modern convolutional neural networks (CNNs) are able to achieve human-level object classification accuracy on specific tasks, and currently outperform competing models in explaining complex human visual representations.
Griffiths, Thomas L.   +3 more
core  

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

On the space separated representation when addressing the solution of PDE in complex domains

open access: yes, 2016
Separated representations allow impressive computational CPU time savings when applied in different fields of computational mechanics. They have been extensively used for solving models defined in multidimensional spaces coming from (i) its proper ...
C. Ghnatios   +5 more
semanticscholar   +1 more source

The separable representations of 𝑈(𝐻) [PDF]

open access: yesProceedings of the American Mathematical Society, 1988
In this paper we show that the separable representation theory of U( H ) {\text {U(}}H) is completely analogous to that for U( C n ) {\text {U(}}{
openaire   +1 more source

The role of histone modifications in transcription regulation upon DNA damage

open access: yesFEBS Letters, EarlyView.
This review discusses the critical role of histone modifications in regulating gene expression during the DNA damage response (DDR). By modulating chromatin structure and recruiting repair factors, these post‐translational modifications fine‐tune transcriptional programmes to maintain genomic stability.
Angelina Job Kolady, Siyao Wang
wiley   +1 more source

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