Results 51 to 60 of about 10,183,589 (342)

Peptide‐based ligand antagonists block a Vibrio cholerae adhesin

open access: yesFEBS Letters, EarlyView.
The structure of a peptide‐binding domain of the Vibrio cholerae adhesin FrhA was solved by X‐ray crystallography, revealing how the inhibitory peptide AGYTD binds tightly at its Ca2+‐coordinated pocket. Structure‐guided design incorporating D‐amino acids enhanced binding affinity, providing a foundation for developing anti‐adhesion therapeutics ...
Mingyu Wang   +9 more
wiley   +1 more source

Equations of the Elastic of a Spatial Lattice from a Continuous Model

open access: yesTrends in Computational and Applied Mathematics, 2023
Within metal constructions there are structures made up of parallel profiles called legs, connected to each other by diagonals. Some of these structures, with a triangular cross section, turn out to be the braced masts used in the communications ...
A. M. Guzmán   +2 more
doaj   +1 more source

Application of Finite Elastic Theory to the Deformation of Rubbery Materials [PDF]

open access: yes, 1962
The purpose of this discussion, then, is to show how the nature of the strain energy function can be deduced from experiments on rubbery ...
Blatz, Paul J., Ko, William L.
core   +1 more source

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

Microsegregation Influence on Austenite Formation from Ferrite and Cementite in Fe–C–Mn–Si and Fe–C–Si Steels

open access: yesMetals
The production reality of sheet steels from casting to the end product is such that in the cases of ultra- and advanced high-strength steels, we have to deal with the segregation of elements on macro- and microlevels.
Monika Krugla   +3 more
doaj   +1 more source

Indices to Determine the Reliability of Rocks under Fatigue Load Based on Strain Energy Method

open access: yesApplied Sciences, 2019
Rock is a complicated material which includes randomly distributed grains and cracks. The reliability of rocks under fatigue load is very important during the construction and operation of rock engineering.
Huanran Fu   +3 more
doaj   +1 more source

Non-linear optimization of the material constants in Ogden's strain-energy function for incompressible isotropic elastic materials [PDF]

open access: yes, 1981
The Levenberg—Marquardt non—linear least squares optimization algorithm is adapted to compute the material constants in Ogden' s strain—energy function for incompressible isotropic elastic materials. In previous papers, three terms have been included in
Ogden, R W, Twizell, E H
core  

Landau levels in deformed bilayer graphene at low magnetic fields

open access: yes, 2011
We review the effect of uniaxial strain on the low-energy electronic dispersion and Landau level structure of bilayer graphene. Based on the tight-binding approach, we derive a strain-induced term in the low-energy Hamiltonian and show how strain affects
Aleiner, I. L.   +2 more
core   +1 more source

Influence of strain energy released from a test machine on rock failure process

open access: yesCanadian geotechnical journal (Print), 2018
Rock instability occurs if the energy supplied to the rock failure process is excessive. The theoretical analysis on the energy transfer in the process of rock failure revealed that the rock failure process is a result of the strain energy released from ...
Yuhang Xu, M. Cai
semanticscholar   +1 more source

Time after time – circadian clocks through the lens of oscillator theory

open access: yesFEBS Letters, EarlyView.
Oscillator theory bridges physics and circadian biology. Damped oscillators require external drivers, while limit cycles emerge from delayed feedback and nonlinearities. Coupling enables tissue‐level coherence, and entrainment aligns internal clocks with environmental cues.
Marta del Olmo   +2 more
wiley   +1 more source

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