Results 91 to 100 of about 448,002 (267)

The place of spermatic fascia closure during open herniotomy in male children

open access: yesNigerian Journal of Surgery, 2013
Introduction: There is currently no consensus about closing or otherwise of the spermatic fascia at herniotomy in children. This stems from lack of evidence to justify either stand, and most literatures are silent on this.
Philemon E Okoro, Isesoma Gbobo
doaj   +1 more source

Closure systems and closure hypergroups

open access: yesRatio Mathematica, 1999
Given a closure system, a hyperoperation is defined by setting as hyperproduct of two elements the minimum element containing them. Some properties on the topic are proved, and the concept of a closure hypergroup is defined.
openaire   +2 more sources

Cell wall target fragment discovery using a low‐cost, minimal fragment library

open access: yesFEBS Letters, EarlyView.
LoCoFrag100 is a fragment library made up of 100 different compounds. Similarity between the fragments is minimized and 10 different fragments are mixed into a single cocktail, which is soaked to protein crystals. These crystals are analysed by X‐ray crystallography, revealing the binding modes of the bound fragment ligands.
Kaizhou Yan   +5 more
wiley   +1 more source

Sublime Gaps

open access: yesSillages Critiques, 2018
This essay examines the ways in which metaphysical detective stories subvert one of detective fiction’s most emblematic features: the investigation’s resolution and the subsequent narrative closure. In the “The Man of the Crowd” (1840), the father of the
Antoine Dechêne
doaj   +1 more source

Polynomial Closure

open access: yesJournal of Number Theory, 1996
We quote the author's words: ``Let \(D\) be a domain with quotient field \(K\). The polynomial closure of a subset \(E\) of \(K\) is the largest subset \(F\) of \(K\) such that each polynomial (with coefficients in \(K\)), which maps \(E\) into \(D\), maps also \(F\) into \(D\).
openaire   +1 more source

The (Glg)ABCs of cyanobacteria: modelling of glycogen synthesis and functional divergence of glycogen synthases in Synechocystis sp. PCC 6803

open access: yesFEBS Letters, EarlyView.
We reconstituted Synechocystis glycogen synthesis in vitro from purified enzymes and showed that two GlgA isoenzymes produce glycogen with different architectures: GlgA1 yields denser, highly branched glycogen, whereas GlgA2 synthesizes longer, less‐branched chains.
Kenric Lee   +3 more
wiley   +1 more source

The Completeness Criterion for Closure Operator with the Equality Predicate Branching on the Set of Multioperations on Two-Element Set

open access: yesИзвестия Иркутского государственного университета: Серия "Математика", 2019
Multioperations are operations from a finite set A to set of all subsets of A. The usual composition operator leads to a continuum of closed sets. Therefore, the research of closure operators, which contain composition and other operations becomes ...
V.I. Panteleev, L. Riabets
doaj   +1 more source

Structural biology of ferritin nanocages

open access: yesFEBS Letters, EarlyView.
Ferritin is a conserved iron‐storage protein that sequesters iron as a ferric mineral core within a nanocage, protecting cells from oxidative damage and maintaining iron homeostasis. This review discusses ferritin biology, structure, and function, and highlights recent cryo‐EM studies revealing mechanisms of ferritinophagy, cellular iron uptake, and ...
Eloise Mastrangelo, Flavio Di Pisa
wiley   +1 more source

Closure and Happy Endings in Janet Frame’s The Lagoon and Other Stories

open access: yesMiranda: Revue Pluridisciplinaire du Monde Anglophone, 2013
Closure and happy endings are not phrases that immediately come to mind when looking at Janet Frame’s stories in her first collection The Lagoon and Other Stories (1951), texts marked by low narrative content and inconclusiveness which nevertheless ...
Armelle Parey
doaj   +1 more source

Mechanisms of IgE‐mediated food allergy and the role of allergen‐specific B cells

open access: yesFEBS Letters, EarlyView.
Food allergy arises when allergen‐specific B cells preferentially produce immunoglobulin E (IgE) antibodies against harmless foods. This article explains the mechanisms driving IgE‐mediated reactions, highlights the central role of these B cells, and discusses how natural tolerance (NT) and oral immunotherapy (OIT) can reshape allergic immune responses.
Juan‐Felipe López   +2 more
wiley   +1 more source

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