Results 41 to 50 of about 1,683,952 (323)

Biophysical analysis of angiotensin II and amyloid‐β cross‐interaction in aggregation and membrane disruption

open access: yesFEBS Letters, EarlyView.
Angiotensin II (AngII), a neuropeptide, interacts with amyloid‐β (Aβ), a key player in Alzheimer's disease. This study reveals that AngII reduces Aβ aggregation and membrane disruption in vitro. Biophysical assays and molecular modeling suggest AngII binds disordered Aβ forms, potentially modulating early amyloidogenic events and contributing to ...
Mohsen Habibnia   +5 more
wiley   +1 more source

Does mental exertion alter maximal muscle activation?

open access: yesFrontiers in Human Neuroscience, 2014
Mental exertion is known to impair endurance performance, but its effects on neuromuscular function remain unclear. The purpose of this study was to test the hypothesis that mental exertion reduces torque and muscle activation during intermittent maximal
Vianney eRozand   +5 more
doaj   +1 more source

Nonabelian Cohen-Lenstra Heuristics over Function Fields

open access: yes, 2017
Boston, Bush, and Hajir have developed heuristics, extending the Cohen-Lenstra heuristics, that conjecture the distribution of the Galois groups of the maximal unramified pro-p extensions of imaginary quadratic number fields for p an odd prime.
Boston, Nigel, Wood, Melanie Matchett
core   +1 more source

On the integrability of the maximal ergodic function [PDF]

open access: yesProceedings of the American Mathematical Society, 1980
Let G = R d G = {{\mathbf {R}}^d} or Z d {{\mathbf {Z}}^d} and consider an ergodic measure-preserving action of G on
openaire   +1 more source

Linked dimers of the AAA+ ATPase Msp1 reveal energetic demands and mechanistic plasticity for substrate extraction from lipid bilayers

open access: yesFEBS Letters, EarlyView.
Cells must clear mislocalized or faulty proteins from membranes to survive. The AAA+ ATPase Msp1 performs this task, but dissecting how its six subunits work together is challenging. We engineered linked dimers with varied numbers of functional subunits to reveal how Msp1 subunits cooperate and use energy to extract proteins from the lipid bilayer ...
Deepika Gaur   +5 more
wiley   +1 more source

On subfields of the Hermitian function fields involving the involution automorphism

open access: yes, 2017
A function field over a finite field is called maximal if it achieves the Hasse-Weil bound. Finding possible genera that maximal function fields achieve has both theoretical interest and practical applications to coding theory and other topics.
Ma, Liming, Xing, Chaoping
core   +1 more source

A Note on the Strong Maximal Function [PDF]

open access: yesProceedings of the American Mathematical Society, 1983
Given a nonnegative measurable function f f on R 2 {R^2} which is integrable over sets of finite measure, we construct a new function g g with the same distribution function as f f such that the strong maximal function of g g ...
openaire   +1 more source

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

Maximal 2-rainbow domination number of a graph

open access: yesAKCE International Journal of Graphs and Combinatorics, 2016
A 2-rainbow dominating function (2RDF) of a graph G is a function f from the vertex set V(G) to the set of all subsets of the set {1,2} such that for any vertex v∈V(G) with f(v)=0̸ the condition ⋃u∈N(v)f(u)={1,2} is fulfilled, where N(v) is the open ...
H. Abdollahzadeh Ahangar   +3 more
doaj   +1 more source

Effects of High-Intensity Interval Training versus Continuous Training on Physical Fitness, Cardiovascular Function and Quality of Life in Heart Failure Patients. [PDF]

open access: yesPLoS ONE, 2015
Physical fitness is an important prognostic factor in heart failure (HF). To improve fitness, different types of exercise have been explored, with recent focus on high-intensity interval training (HIT).
Nathalie M M Benda   +8 more
doaj   +1 more source

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