Results 51 to 60 of about 3,221,975 (292)

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

Altered attention network dynamics in resting-state fMRI of individuals with high smartphone addiction scores

open access: yesFrontiers in Neuroscience
IntroductionAltered attention network activity has been consistently reported in recent neuroimaging literature of smartphone addiction and problematic smartphone use.
Harrison Watters   +6 more
doaj   +1 more source

Reconstructing enzyme evolution by protein engineering

open access: yesFEBS Letters, EarlyView.
Natural enzyme evolution can be retraced by protein engineering methods such as directed evolution, rational design, and ancestral sequence reconstruction. These approaches reveal how enzymes emerged from ligand‐binding scaffolds, developed varying substrate preferences, formed oligomeric complexes, adapted to environmental changes, and evolved novel ...
Lukas Drexler   +2 more
wiley   +1 more source

Structural Changes in NICs: Some Evidences on Attractor Points [PDF]

open access: yes
In this paper we develop a regression and a kernel density based model for finding fixed points and attractors of dynamical systems to explore attractors of structural change for NICs.
Shapour Mohammadi, Hossein Abbasi-Nejad
core   +2 more sources

Persistent activity in neural networks with dynamic synapses.

open access: yesPLoS Computational Biology, 2007
Persistent activity states (attractors), observed in several neocortical areas after the removal of a sensory stimulus, are believed to be the neuronal basis of working memory.
Omri Barak, Misha Tsodyks
doaj   +1 more source

Two-parameter locus of boundary crisis: mind the gaps! [PDF]

open access: yes, 2010
Boundary crisis is a mechanism for destroying a chaotic attractor when one parameter is varied. In a two-parameter setting the locus of boundary crisis is associated with curves of homo- or heteroclinic tangency bifurcations of saddle periodic orbits. It
Osinga, Hinke M, Rankin, J
core  

Conserved binding mode but diverse interfaces of MreC‐PBP2 interactions

open access: yesFEBS Letters, EarlyView.
The crystal structure of abMreC reveals a conserved two β‐barrel architecture and provides structural insights into its role within the bacterial elongasome. The abMreC–abPBP2 complex model identifies the molecular basis of MreC‐mediated PBP2 recognition, contributing to the regulation of peptidoglycan synthesis.
Hyunseok Jang   +4 more
wiley   +1 more source

Dynamics of the Attractor in the Lotka–Volterra Equations [PDF]

open access: yes, 1998
We show that for stable dissipative Lotka–Volterra systems the dynamics on the attractor are hamiltonian and we argue that complex dynamics can ...
Duarte, Pedro   +2 more
core   +1 more source

Plasticity and attractor dynamics in human visual working memory.

open access: yes, 2023
Code and data for "Plasticity and attractor dynamics in human visual working memory." Unzip ParticipantData into the working ...
Connor Brennan
core   +1 more source

Structure‐forward targeting of claudins with synthetic binders

open access: yesFEBS Letters, EarlyView.
Claudins form the paracellular barriers between epithelial and endothelial tissues at tight junctions and are targets for molecular binders with the goal of modulating barrier permeability. Claudin‐binding molecules are relevant in drug delivery or in altering claudin interactions with disease‐causing proteins.
Alex J. Vecchio
wiley   +1 more source

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