Results 51 to 60 of about 122,446 (305)

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

Categorical generalization of BF theory coupled to gravity

open access: yesJournal of High Energy Physics
We present a thorough introduction to the tools of category theory required for formulating gauge theories based on 2-connections. We provide a detailed construction of the categorical generalization of BF theory, dubbed BFCG, also known as 2BF.
A. D. López-Hernández   +2 more
doaj   +1 more source

The Space of Connections as the Arena for (Quantum) Gravity

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2011
We review some properties of the space of connections as the natural arena for canonical (quantum) gravity, and compare to the case of the superspace of 3-metrics.
Steffen Gielen
doaj   +1 more source

La dialogicidad como supuesto ontológico y epistemológico en Psicología Social: reflexiones a partir de la Teoría de las Representaciones Sociales y la Pedagogía de la Liberación

open access: yesRevista de Estudios Sociales, 2014
This article discusses the role of dialogicity in the construction of a critical and emancipatory Social Psychology from an interactionist or genetic perspective of the Social Representations Theory.
Aline Accorssi   +2 more
doaj   +1 more source

PROJECTIVE THEORY OF GENERALIZED AFFINE CONNECTIONS

open access: yesMemoirs of the Faculty of Science, Kyushu University. Series A, Mathematics, 1941
Not ...
openaire   +3 more sources

Linking neurogenesis, oligodendrogenesis, and myelination defects to neurodevelopmental disruption in primary mitochondrial disorders

open access: yesFEBS Letters, EarlyView.
Mitochondrial remodeling shapes neural and glial lineage progression by matching metabolic supply with demand. Elevated OXPHOS supports differentiation and myelin formation, while myelin compaction lowers mitochondrial dependence, revealing mitochondria as key drivers of developmental energy adaptation.
Sahitya Ranjan Biswas   +3 more
wiley   +1 more source

General theoretical problems of constitutional legal relations

open access: yesУченые записки Казанского университета: Серия Гуманитарные науки
The enduring problems of a correlation between the general theory of law and various specific branches of legal science have recently received much attention.
A. T. Ragimov, M. M. Kurmanov
doaj   +1 more source

Frame behaviour with semi-rigid connections. [PDF]

open access: yes, 1989
In this thesis both analytical and design studies have been conducted on the behaviour of fully and semi-rigidly connected multistorey steel frames.
Chikho, A.H., Chikho, Abdul Hakim
core  

A regularisation approach to causality theory for C^{1,1}Lorentzian metrics

open access: yes, 2014
We show that many standard results of Lorentzian causality theory remain valid if the regularity of the metric is reduced to C^{1,1}.
Vickers, J.A.   +7 more
core   +1 more source

The ubiquitin ligase RNF115 is required for the clearance of damaged lysosomes

open access: yesFEBS Letters, EarlyView.
Upon lysosomal rupture, an E3 ubiquitin ligase RNF115 translocates from the cytosol to the damaged lysosomal membrane. Moreover, RNF115 depletion impairs the clearance of damaged lysosomes, identifying it as a key regulator of lysosomal quality control.
Sae Nakanaga   +3 more
wiley   +1 more source

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