Results 61 to 70 of about 511,149 (266)

Partial actions and subshifts

open access: yesJournal of Functional Analysis, 2017
Given a finite alphabet $Λ$, and a not necessarily finite type subshift $X\subseteq Λ^\infty$, we introduce a partial action of the free group $F(Λ)$ on a certain compactification $Ω_X$ of $X$, which we call the spectral partial action. The space $Ω_X$ has already appeared in many papers in the subject, arising as the spectrum of a commutative C ...
Dokuchaev, M., Exel, R.
openaire   +3 more sources

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

Lacosamide as treatment for partial epilepsy: mechanisms of action, pharmacology, effects, and safety

open access: yesTherapeutics and Clinical Risk Management, 2009
Christoph KellinghausDepartment of Neurology, Klinikum Osnabrück, GermanyAbstract: Lacosamide (LCM) is a novel agent that has been developed as an antiepileptic drug.
Christoph Kellinghaus
doaj  

On central automorphisms of crossed modules

open access: yesKarpatsʹkì Matematičnì Publìkacìï, 2018
A crossed module $(T,G,\partial)$ consist of a group homomorphism $\partial:T\rightarrow G$ together with an action $(g,t)\rightarrow{}^{\,g}t$ of $G$ on $T$ satisfying $\partial(^{\,g}t)=g\partial(t)g^{-1}$ and $\,^{\partial(s)}t=sts^{-1}$, for all $g ...
M. Dehghani, B. Davvaz
doaj   +1 more source

REFLECTORS AND GLOBALIZATIONS OF PARTIAL ACTIONS OF GROUPS [PDF]

open access: yesJournal of the Australian Mathematical Society, 2017
Given a partial action $\unicode[STIX]{x1D703}$ of a group on a set with an algebraic structure, we construct a reflector of $\unicode[STIX]{x1D703}$ in the corresponding subcategory of global actions and study the question when this reflector is a globalization.
MYKOLA KHRYPCHENKO, BORIS NOVIKOV
openaire   +2 more sources

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

Enveloping actions for twisted partial actions

open access: yes, 2014
Let A#_{α, ω}H be a partial crossed product. In this paper, we first generalize the theorem about the existence of an enveloping action to twisted partial actions. Second, we construct a Morita context between the partial crossed product and the crossed product related to the enveloping action.
Guo, Shuangjian, Wang, Shengxiang
openaire   +2 more sources

On partial actions and groupoids [PDF]

open access: yesProceedings of the American Mathematical Society, 2003
We prove that, as in the case of global actions, any partial action gives rise to a groupoid provided with a Haar system, whose C ∗
openaire   +2 more sources

Diversity and complexity in neural organoids

open access: yesFEBS Letters, EarlyView.
Neural organoid research aims to expand genetic diversity on one side and increase tissue complexity on the other. Chimeroids integrate multiple donor genomes within single organoids. Self‐organising multi‐identity organoids, exogenous cell seeding, or enforced assembly of region‐specific organoids contribute to tissue complexity.
Ilaria Chiaradia, Madeline A. Lancaster
wiley   +1 more source

A categorical action of the shifted $0$ -affine algebra

open access: yesForum of Mathematics, Sigma
We introduce a new algebra $\mathcal {U}=\dot {\mathrm {\mathbf{U}}}_{0,N}(L\mathfrak {sl}_n)$ called the shifted $0$ -affine algebra, which emerges naturally from studying coherent sheaves on n-step partial flag varieties through natural ...
You-Hung Hsu
doaj   +1 more source

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