Results 61 to 70 of about 743,335 (330)

Raman‐based label‐free microscopic analysis of the pancreas in living zebrafish larvae

open access: yesFEBS Open Bio, EarlyView.
Forward stimulated Raman scattering (F‐SRS) and epi coherent anti‐Stokes Raman scattering (E‐CARS) allow label‐free discrimination of distinct subcellular structures in the pancreas of living zebrafish larvae. Given the straightforward applicability, we anticipate broad implementation of Raman microscopy in other organs and across various biomedical ...
Noura Faraj   +3 more
wiley   +1 more source

A Note on Skew Characters of Symmetric Groups

open access: yes, 2016
In previous work Regev used part of the representation theory of Lie superalgebras to compute the values of a character of the symmetric group whose decomposition into irreducible constituents is described by semistandard $(k,\ell)$-tableaux.
Taylor, Jay
core   +1 more source

Enzymatic degradation of biopolymers in amorphous and molten states: mechanisms and applications

open access: yesFEBS Open Bio, EarlyView.
This review explains how polymer morphology and thermal state shape enzymatic degradation pathways, comparing amorphous and molten biopolymer structures. By integrating structure–reactivity principles with insights from thermodynamics and enzyme engineering, it highlights mechanisms that enable efficient polymer breakdown.
Anđela Pustak, Aleksandra Maršavelski
wiley   +1 more source

GROUP RELATED SYMMETRIC GROUPOIDS

open access: yesDemonstratio Mathematica, 1991
Let \(R\) be a non-empty subset of an abelian group \((G, +)\) and let \(\cdot\) be a binary operation on \(R\) satisfying the following identities: \(xx = x\), \(x(xy) = y\), \((xx)z = x(y(xz))\). If there are two mappings \(\alpha, \beta : R \to G\) such that \(x \cdot y = \alpha (x) + \beta(y)\) for all \(x, y \in R\), then \((R, \cdot)\) is called ...
openaire   +2 more sources

Polarization‐resolved femtosecond Vis/IR spectroscopy tailored for resolving weak signals in biological samples using minimal sample volume

open access: yesFEBS Open Bio, EarlyView.
Unique biological samples, such as site‐specific mutant proteins, are available only in limited quantities. Here, we present a polarization‐resolved transient infrared spectroscopy setup with referencing to improve signal‐to‐noise tailored towards tracing small signals. We provide an overview of characterizing the excitation conditions for polarization‐
Clark Zahn, Karsten Heyne
wiley   +1 more source

Multi‐omics and low‐input proteomics profiling reveals dynamic regulation driving pluripotency initiation in early mouse embryos

open access: yesFEBS Open Bio, EarlyView.
Mouse pre‐implantation development involves a transition from totipotency to pluripotency. Integrating transcriptomics, epigenetic profiling, low‐input proteomics and functional assays, we show that eight‐cell embryos retain residual totipotency features, whereas cytoskeletal remodeling regulated by the ubiquitin‐proteasome system drives progression ...
Wanqiong Li   +8 more
wiley   +1 more source

Essential dimension of symmetric groups in prime characteristic

open access: yesComptes Rendus. Mathématique
The essential dimension $\operatorname{ed}_k(\operatorname{S}_n)$ of the symmetric group $\operatorname{S}_n$ is the minimal integer $d$ such that the general polynomial $x^n + a_1 x^{n-1} + \dots + a_n$ can be reduced to a $d$-parameter form by a ...
Edens, Oakley, Reichstein, Zinovy
doaj   +1 more source

Characterization of the symmetric group by its non-commuting graph [PDF]

open access: yesInternational Journal of Group Theory, 2013
The non-commuting graph $nabla(G)$ of a non-abelian group $G$ is defined as follows: its vertex set is $G-Z(G)$ and two distinct vertices $x$ and $y$ are joined by an edge if and only if the commutator of $x$ and $y$ is not the identity. In this paper we
M.R. Darafsheh, Pedram Yousefzadeh
doaj  

Nested symmetric representation of elements of the Suzuki chain groups

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2003
We demonstrate an economic and concise method for representing the elements of groups involved in the Suzuki chain. For example, we represent each element of Suz:2 by a permutation on 14 letters from L3(2):2 followed by four words, each of length at most
Mohamed Sayed
doaj   +1 more source

A Non-Redundant Benchmark for Symmetric Protein Docking

open access: yesBig Data Mining and Analytics, 2019
Symmetric proteins play important roles in many biological processes, such as signal transduction and molecular transportation. Therefore, determining the symmetric oligomeric structure of subunits is crucial to investigate the molecular mechanism of the
Yumeng Yan, Sheng-You Huang
doaj   +1 more source

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