Results 101 to 110 of about 127,752 (316)

Varieties of signature tensors [PDF]

open access: yes, 2019
The signature of a parametric curve is a sequence of tensors whose entries are iterated integrals. This construction is central to the theory of rough paths in stochastic analysis. It is examined here through the lens of algebraic geometry.
Sturmfels, Bernd   +6 more
core   +1 more source

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

The character variety of one relator groups

open access: yesExtracta Mathematicae, 2023
We consider some families of one relator groups arising as fundamental groups of 3-dimensional manifolds, and calculate their character varieties in SL(2, C).
A. Cavicchioli, F. Spaggiari
doaj  

Finitely based varieties of pointed-groups

open access: yes, 2003
The links between finite basis results for varieties of pointed-groups and those for abstract groups are discussed. It is shown that every variety of nilpotent by abelian-of-finite-exponent pointed-groups is finitely ...
Quick, Martyn
core   +1 more source

On representation varieties of 3–manifold groups [PDF]

open access: yes, 2017
© 2017, Mathematical Sciences Publishers. All rights reserved. We prove universality theorems (“Murphy’s laws”) for representation varieties of fundamental groups of closed 3-dimensional manifolds.
John Millson   +3 more
core   +1 more source

Phosphoinositides and inositol phosphates as molecular glues

open access: yesFEBS Letters, EarlyView.
Inositol phosphates (IPs) and phosphoinositides (PIPs) regulate diverse eukaryotic processes. Beyond recruiting signaling proteins or acting as structural cofactors, recent studies suggest they mediate protein–protein interactions as natural molecular glues.
Aleshia Seaton‐Terry   +9 more
wiley   +1 more source

On the \(K\)-groups of spherical varieties

open access: yesOsaka Journal of Mathematics, 1998
Let \(B\) be a split connected solvable group over a field \(k\). Let \(X\) be a \(B\) variety with finitely many orbits. For \(i\in \mathcal{N}\), \(K_{i}'(X)\) (resp., \(K_{i}'(X,B))\)) denotes the \(i\)-th \(K\)-group of the category of coherent sheaves (resp., \(B\)-equivariant coherent sheaves) on \(X\). Furthermore, \(K_{i}(X,B)\) is the \(i\)-th
openaire   +4 more sources

Structural insights and therapeutic targets in Acinetobacter baumannii capsule biosynthesis

open access: yesFEBS Letters, EarlyView.
Hypervirulent KL49 A. baumannii's capsular polysaccharide contains the nonulosonic acid 8‐epi‐Leg5,7Ac2, synthesized by epimerization via ElaA, ElaB, and ElaC. Crystal structures of ElaA, ElaB, and ElaC reveal their role in CMP‐Leg5,7Ac2 synthesis and regioselective C8 epimerization.
Woo Cheol Lee   +7 more
wiley   +1 more source

Self pollination in peach

open access: yesInternational Journal of Horticultural Science, 1999
The peach is though considered to be a self fertile fruit species, also some self sterile and male sterile varieties have been registered. The latter type seems to be frequently met in Asian varieties, whereas in the USA and Europe, J. H.
Z. Szabó, J. Nyéki
doaj   +1 more source

CHOW GROUPS, CHOW COHOMOLOGY, AND LINEAR VARIETIES [PDF]

open access: yes, 2014
: We compute the Chow groups and the Fulton–MacPherson operational Chow cohomology ring for a class of singular rational varieties including toric varieties. The computation is closely related to the weight filtration on the ordinary cohomology of these
TOTARO, BURT
core   +1 more source

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