Results 81 to 90 of about 7,627,633 (340)

Uniformities and covering properties for partial frames (II) [PDF]

open access: yesCategories and General Algebraic Structures with Applications, 2014
This paper is a continuation of [Uniformities and covering properties for partial frames (I)], in which we make use of the notion of a partial frame, which is a meet-semilattice in which certain designated subsets are required to have joins, and finite ...
John Frith, Anneliese Schauerte
doaj  

Regular antilattices

open access: yesThe Art of Discrete and Applied Mathematics, 2019
Antilattices $(S;\lor, \land)$ for which the Green's equivalences $\mathcal L_{(\lor)}$, $\mathcal R_{(\lor)}$, $\mathcal L_{(\land)}$ and $\mathcal R_{(\land)}$ are all congruences of the entire antilattice are studied and enumerated.
Cvetko-Vah, Karin   +3 more
openaire   +4 more sources

Structural instability impairs function of the UDP‐xylose synthase 1 Ile181Asn variant associated with short‐stature genetic syndrome in humans

open access: yesFEBS Letters, EarlyView.
The Ile181Asn variant of human UDP‐xylose synthase (hUXS1), associated with a short‐stature genetic syndrome, has previously been reported as inactive. Our findings demonstrate that Ile181Asn‐hUXS1 retains catalytic activity similar to the wild‐type but exhibits reduced stability, a looser oligomeric state, and an increased tendency to precipitate ...
Tuo Li   +2 more
wiley   +1 more source

SOME TYPES OF COMPLETELY REGULAR SPACE AND IT’S RELATIONS [PDF]

open access: yesمجلة جامعة الانبار للعلوم الصرفة, 2011
In this paper , we introduced a new definitions of semi completely regular space and semi regular space .
Sufyan A. W, Taha Hameed Jasim
doaj   +1 more source

Half domination arrangements in regular and semi-regular tessellation type graphs [PDF]

open access: yes, 2012
We study the problem of half-domination sets of vertices in vertex transitive infinite graphs generated by regular or semi-regular tessellations of the plane.
Ionascu, Eugen J.
core  

Singular Instantons Made Regular

open access: yes, 2000
The singularity present in cosmological instantons of the Hawking-Turok type is resolved by a conformal transformation, where the conformal factor has a linear zero of codimension one.
J. Garriga   +9 more
core   +1 more source

Transferrin receptor 1‐mediated iron uptake supports thermogenic activation in human cervical‐derived adipocytes

open access: yesFEBS Letters, EarlyView.
In this study, we found that human cervical‐derived adipocytes maintain intracellular iron level by regulating the expression of iron transport‐related proteins during adrenergic stimulation. Melanotransferrin is predicted to interact with transferrin receptor 1 based on in silico analysis.
Rahaf Alrifai   +9 more
wiley   +1 more source

Rotating regular black holes

open access: yes, 2013
The formation of spacetime singularities is a quite common phenomenon in General Relativity and it is regulated by specific theorems. It is widely believed that spacetime singularities do not exist in Nature, but that they represent a limitation of the ...
Bambi, Cosimo, Modesto, Leonardo
core   +1 more source

Tau acetylation at K331 has limited impact on tau pathology in vivo

open access: yesFEBS Letters, EarlyView.
We mapped tau post‐translational modifications in humanized MAPT knock‐in mice and in amyloid‐bearing double knock‐in mice. Acetylation within the repeat domain, particularly around K331, showed modest increases under amyloid pathology. To test functional relevance, we generated MAPTK331Q knock‐in mice.
Shoko Hashimoto   +3 more
wiley   +1 more source

Idempotent Elements of Weak Projection Generalized Hypersubstitutions

open access: yesDiscussiones Mathematicae - General Algebra and Applications, 2018
A generalized hypersubstitution of type τ = (ni)i∈I is a mapping σ which maps every operation symbol fi to the term σ (fi) and may not preserve arity.
Lekkoksung Nareupanat, Jampachon Prakit
doaj   +1 more source

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