Results 31 to 40 of about 3,129,995 (305)

Characterization of membrane protein function by solid-state NMR spectroscopy [PDF]

open access: yes, 2014
Membrane proteins are an important class of biological molecules whose association with lipid bilayers and intrinsic molecular mobility can complicate their structural study by high-resolution methods.
Baldus, Marc   +3 more
core   +1 more source

Relevance of Host Cell Surface Glycan Structure for Cell Specificity of Influenza A Viruses

open access: yesViruses, 2023
Influenza A viruses (IAVs) initiate infection via binding of the viral hemagglutinin (HA) to sialylated glycans on host cells. HA’s receptor specificity towards individual glycans is well studied and clearly critical for virus infection, but the ...
Markus Kastner   +13 more
doaj   +1 more source

Topography and mechanical properties of single molecules of type I collagen using atomic force microscopy [PDF]

open access: yes, 2005
Although the mechanical behavior of tendon and bone has been studied for decades, there is still relatively little understanding of the molecular basis for their specific properties.
Bozec, L.   +5 more
core   +1 more source

Using Single-Molecule Chemo-Mechanical Unfolding to Simultaneously Probe Multiple Structural Parameters in Protein Folding

open access: yesMethods and Protocols, 2019
While single-molecule force spectroscopy has greatly advanced the study of protein folding, there are limitations to what can be learned from studying the effect of force alone.
Emily J. Guinn, Susan Marqusee
doaj   +1 more source

Scaling in force spectroscopy of macromolecules

open access: yesPhysical Review E, 2005
We use molecular dynamics to determine the force needed to rupture a chain molecule being stretched at constant loading rate and temperature. When all energy bonds of the molecule are identical, we find that the force F depends on the pulling rate r and temperature T according to F approximately const- T(1/3)|ln (r/T)|(1/3).
Dias, Cristiano L.   +3 more
openaire   +4 more sources

OPTICAL PROPERTIES OF CdS–Ag2S QUANTUM DOT SYSTEM

open access: yesКонденсированные среды и межфазные границы, 2017
The paper presents the results of a study of systems with quantum dots of two types: CdS and Ag2S, which have different types of crystal lattices. CdS quantum dots were synthesized in the gelatin matrix by means of the sol-gel method.
Bezdetko Yulia S.   +2 more
doaj   +1 more source

Investigation of hexagonal 2D super structures by dynamic force spectroscopy : boron nitride and graphene on transition metals [PDF]

open access: yes, 2012
Investigation of hexagonal 2D super structures by dynamic force spectroscopy -Boron nitride and graphene on transition metals- Inauguraldissertation zur Erlangung der Wuerde eines Doktors der Philosophie The 2D hexagonal superstructures of h-BN on
Koch, Sascha
core   +1 more source

Measuring cell adhesion forces with the atomic force microscope at the molecular level [PDF]

open access: yes, 2002
In the past 25 years many techniques have been developed to characterize cell adhesion and to quantify adhesion forces. Atomic force microscopy (AFM) has been used to measure forces in the pico-newton range, an experimental technique known as force ...
Benoit, M., Gaub, H. E.
core   +1 more source

Probing three-dimensional surface force fields with atomic resolution: Measurement strategies, limitations, and artifact reduction

open access: yesBeilstein Journal of Nanotechnology, 2012
Noncontact atomic force microscopy (NC-AFM) is being increasingly used to measure the interaction force between an atomically sharp probe tip and surfaces of interest, as a function of the three spatial dimensions, with picometer and piconewton accuracy.
Mehmet Z. Baykara   +5 more
doaj   +1 more source

Automated Dielectrophoretic Tweezers-Based Force Spectroscopy System in a Microfluidic Device

open access: yesSensors, 2017
We reported an automated dielectrophoretic (DEP) tweezers-based force spectroscopy system to examine intermolecular weak binding interactions, which consists of three components: (1) interdigitated electrodes and micro-sized polystyrene particles used as
Min Hyung Kim   +11 more
doaj   +1 more source

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