Results 31 to 40 of about 222,469 (240)

Perspektive, Symbol und symbolische Form. Zum Verhältnis Cassirer – Panofsky

open access: yesEstetika, 2010
During the last two decades of the twentieth century, there was a sudden surge of interest in Ernst Cassirer’s major work, 'The Philosophy of Symbolic Forms' (1923–29), and Erwin Panofsky’s essay, ‘Perspective as Symbolic Form’ (1927), an interest that ...
Berthold Hub
doaj   +1 more source

Rutin Effects on Human Senescent Stromal Cells Function: a Network Analysis Study [PDF]

open access: yesResearch Journal of Pharmacognosy
Background and objectives: Rutin is a lipophilic natural flavonoid. It is found in vegetables, citrus fruits, and beverages. This study aims to evaluate rutin metabolic pathways in human senescent stromal cells.
Reza Robati   +7 more
doaj   +1 more source

Age-Associated Differences of Modules and Hubs in Brain Functional Networks

open access: yesFrontiers in Aging Neuroscience, 2021
Healthy aging is usually accompanied by changes in the functional modular organization of the human brain, which may result in the decline of cognition and underlying brain dysfunction.
Yinghui Zhang   +14 more
doaj   +1 more source

Learning the Structure of Hub Network Based on Graph Model

open access: yesXibei Gongye Daxue Xuebao, 2019
In this paper, we focus on the structure learning problem of the hub network. In the neighborhood selection framework, we use the L1 and L2 regularizers to incorporate the sparse and group prior of the hub network, so as to make the network easier to ...

doaj   +1 more source

Acute Coronary Syndromes and SARS-CoV-2 Infection: Results From an Observational Multicenter Registry During the Second Pandemic Spread in Lombardy

open access: yesFrontiers in Cardiovascular Medicine, 2022
BackgroundCOVID-19 had an adverse impact on the management and outcome of acute coronary syndromes (ACS), but most available data refer to March-April 2020.AimThis study aims to investigate the clinical characteristics, time of treatment, and clinical ...
Marco Ferlini   +11 more
doaj   +1 more source

Uncovering the Transcriptional Correlates of Hub Connectivity in Neural Networks

open access: yesFrontiers in Neural Circuits, 2019
Connections in nervous systems are disproportionately concentrated on a small subset of neural elements that act as network hubs. Hubs have been found across different species and scales ranging from C.
Aurina Arnatkevičiūtė   +3 more
doaj   +1 more source

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

The newfound relationship between extrachromosomal DNAs and excised signal circles

open access: yesFEBS Letters, EarlyView.
Extrachromosomal DNAs (ecDNAs) contribute to the progression of many human cancers. In addition, circular DNA by‐products of V(D)J recombination, excised signal circles (ESCs), have roles in cancer progression but have largely been overlooked. In this Review, we explore the roles of ecDNAs and ESCs in cancer development, and highlight why these ...
Dylan Casey, Zeqian Gao, Joan Boyes
wiley   +1 more source

Network analysis of marmoset cortical connections reveals pFC and sensory clusters

open access: yesFrontiers in Neuroanatomy
A new analysis is presented of the retrograde tracer measurements of connections between anatomical areas of the marmoset cortex. The original normalisation of raw data yields the fractional link weight measure, FLNe.
Bernard A. Pailthorpe
doaj   +1 more source

Interaction management in rural innovation processes

open access: yesCiencia y Tecnología Agropecuaria, 2018
Product innovation, production and marketing, results from the interaction among several actors. Thus, the hub extension model of the governmental program MasAgro seeks to be a space in which farmers, extension workers, input suppliers, government ...
Elizabeth Roldán Suárez   +3 more
doaj   +1 more source

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