Results 261 to 270 of about 2,030,676 (301)
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Bond rupture force measurement by means of a quartz resonator

Journal of Structural Chemistry, 2012
Methods to measure the bond rupture force are considered. It is proposed to use a quartz resonator as an active element rather than simply a sensor. When the surface oscillation amplitude of an AT quartz resonator increases smoothly (rupture event scanning), a particle attached to the quartz surface is removed by inertial forces, and from their values ...
F N Dultsev
exaly   +2 more sources

An estimate to the first approximation of microtubule rupture force

European Biophysics Journal, 2019
Microtubule mechanical properties are essential for understanding basic cellular processes, including cell motility and division, but the forces that result in microtubule rupture or breakage have not yet been measured directly. These forces are essential to understand the mechanical properties of the cytoskeleton and responses by cells to both normal ...
Sharyn A. Endow, Piotr E. Marszalek
openaire   +2 more sources

Differential analysis of biomolecular rupture forces

Journal of Physics: Condensed Matter, 2006
After a brief overview over the development of single molecule force spectroscopy and the basic concepts of bond dissociation under external force, we discuss the recently developed differential force assay, where a molecular bond serves as a microscopic force sensor.
Christian H Albrecht   +2 more
openaire   +1 more source

Apparent Dependence of Rupture Force on Loading Rate in Single‐Molecule Force Spectroscopy

ChemPhysChem, 2010
Force spectroscopy is becoming an important tool in physicochemical research and allows the extraction of kinetic parameters of dissociation that are not available to other techniques. The theory of single-molecule force spectroscopy has received considerable attention over the last several years and continues to be developed.
Nan, Li   +2 more
openaire   +2 more sources

Bifurcation of rupture path by nonlinear damping force

Applied Mathematics and Mechanics, 2011
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Abdul Aziz, Zainal   +2 more
openaire   +3 more sources

Rupture of multiple receptor-ligand bonds: Bimodal distribution of bond rupture force

The European Physical Journal E, 2012
Monte Carlo simulation of the rupture of multiple receptor-ligand bonds between two PMN cells suspended in a Newtonian fluid is performed. In the presence of a hydrodynamic drag force acting on two PMN cells the interplay of multiple receptor-ligand bonds between these cells leads to a bimodal distribution of the bond rupture force at certain loading ...
openaire   +2 more sources

Isolated traumatic rupture of the interventricular septum due to blunt force

American Heart Journal, 1952
Abstract The case of a man 21 years old with traumatic rupture of the healthy interventricular septum without rupture of other structures of the heart is presented. The patient initially manifested symptoms of dyspnea, orthopnea, and hemoptysis consistent with injury to the lungs and left-sided heart failure.
B E, POLLOCK, R A, MARKELZ, H E, SHUEY
openaire   +2 more sources

On the Detection of Single Bond Ruptures in Dynamic Force Spectroscopy by AFM

Langmuir, 2011
Force spectroscopy is a novel tool in physical chemistry and biophysics. This methodology is aimed at providing kinetic parameters of dissociation at a single-molecule level by rupturing molecular bonds subjected to different loading rates. One persistent problem in the implementation of this methodology is a question about the single-bond nature of ...
Orsolya, Karácsony   +1 more
openaire   +2 more sources

Hemodynamic shear force in rupture of coronary arterial atherosclerotic plaques

The American Journal of Cardiology, 1990
A ngiographic and necropsy studies have suggested a direct pathogenetic relation among rupture of a coronary arterial atherosclerotic plaque, coronary thrombus formation, and acute myocardial infarction (AMI).‘-” However, the local pathophysiologic factor or factors responsible for the initiation of plaque rupture have not been identified, Suggestions ...
S D, Gertz, W C, Roberts
openaire   +2 more sources

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