Results 51 to 60 of about 3,193,435 (364)

Bosonic color-flavor transformation for the special unitary group

open access: yes, 2004
We extend Zirnbauer's color-flavor transformation in the bosonic sector to the color group SU(N_c). Because the flavor group U(N_b, N_b) is non-compact, the algebraic method by which the original color-flavor transformation was derived leads to a useful ...
Wei, Yi, Wettig, Tilo
core   +1 more source

Some faces of Smarandache semigroups' concept in transformation semigroups' approach [PDF]

open access: yes, 2007
In the following text, the main aim is to distinguish some relations between Smarad- che semigroups and (topological) transformation semigroups areas.
Ayatollah, Zadeh Shirazi, Hosseini, A.
core   +1 more source

On topological transformation groups [PDF]

open access: yesProceedings of the American Mathematical Society, 1969
The purpose of this note is to prove that under certain conditions, if a compact Lie group G acts on a space M, then there will exist uncountably many topologically distinct actions of G on M. Montgomery and Yang have recently shown in [3] that SI can act on S7 in countably many topologically distinct ways.
openaire   +2 more sources

Insights into the renal pathophysiology in Hermansky‐Pudlak syndrome‐1 from urinary extracellular vesicle proteomics and a new mouse model

open access: yesFEBS Letters, EarlyView.
Hermansky‐Pudlak syndrome type 1 (HPS‐1) is a rare, autosomal recessive disorder with poorly understood renal involvement. Urinary extracellular vesicle (uEV) proteomics and a novel Hps1 mouse model reveal mitochondrial abnormalities and lipid accumulation in HPS‐1 kidney proximal tubule cells. Serum ApoA1 correlates with kidney function in our patient
Dawn M. Maynard   +7 more
wiley   +1 more source

Algebraic (2, 2)-transformation groups [PDF]

open access: yesJournal of Group Theory, 2009
This paper contains the more significant part of the article with the same title that will appear in the Volume 12 of Journal of Group Theory (2009). In this paper we determine all algebraic transformation groups $G$, defined over an algebraically closed field $\sf k$, which operate transitively, but not primitively, on a variety $ $, provided the ...
BARTOLONE, Claudio   +2 more
openaire   +5 more sources

The [2Fe‐2S] cluster of mitochondrial outer membrane protein mitoNEET has an O2‐regulated nitric oxide access tunnel

open access: yesFEBS Letters, EarlyView.
The mitochondrial outer membrane iron–sulphur ([Fe‐S]) protein mitoNEET is a target of the type‐2 diabetes drug pioglitazone. Its unknown molecular function is linked to respiratory complex activity and mitochondrial function. We discovered that O2 protects the mitoNEET [2Fe‐2S] cluster against NO oxidation and desensitization towards reduction by H2S.
Thao Nghi Hoang   +9 more
wiley   +1 more source

Central twisted transformation groups and group $C^*$-algebras of central group extensions [PDF]

open access: yes, 2002
We examine the structure of central twisted transformation group \cs-algebras $C_{0}(X)\rtimes_{\id,u}G$, and apply our results to the group \cs-algebras of central group extensions.
Dana, P. Williams, Siegfried Echterhoff
core   +3 more sources

Orbits of primitive k-homogenous groups on (N − k)-partitions with applications to semigroups [PDF]

open access: yes, 2017
© 2018 American Mathematical Society. The purpose of this paper is to advance our knowledge of two of the most classic and popular topics in transformation semigroups: automorphisms and the size of minimal generating sets. In order to do this, we examine
Araújo, João   +2 more
core   +2 more sources

On group theoretic transforms and the automorphism groups

open access: yesInformation and Control, 1979
An exact correspondance between the signal sample permutations described by group automorphisms and the Group Theoretic Transform (GTT) sample permutations is established. This enables one to find the permutation matrices which commute with the transform kernel.
KEKRE, HB, WAGH, MD, KANETKAR, SV
openaire   +3 more sources

Elucidation of interface interactions between a dehydratase domain and an acyl carrier protein in cremimycin polyketide synthase

open access: yesFEBS Letters, EarlyView.
In modular polyketide synthases, the dehydratase (DH) domain catalyzes the dehydration reaction of the β‐hydroxyacyl unit attached to the cognate acyl carrier protein (ACP) domain. However, it is unclear how DH interacts with ACP during the reaction. In this study, we identified DH–ACP interface residues, providing the first detailed insights into DH ...
Kaede Kotagiri   +8 more
wiley   +1 more source

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