Results 31 to 40 of about 1,168,061 (327)
The Importance of mechanical behaviour in orthodontic archwires
For many years it has been recognised that the mechanical behaviour of the archwire material plays a central role in orthodontic treatment. Burstone et al (1961) recognised this in their analyses of the forces obtained from cantilevers and springs ...
Hazel Roger J., West Victoir C.
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Little is known about the nature of masseter muscle hypertrophy. We investigated the masseter muscle stiffness change after a single intra-masseteric session of Botox injections in people with benign bilateral masseter hypertrophy and the effect of the ...
Dorota Mierzwa +8 more
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The acute effect of maximal exercise on central and peripheral arterial stiffness indices and hemodynamics in children and adults [PDF]
Xavier Melo is supported by a research grant from the Foundation for Science and Technology (FCT), Ministry of Education and Science of Portugal (grant: SFRH/ BD/ 70515/ 2010). Nuno M.
Fernhall, Bo +6 more
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3D Collagen-Nanocellulose Matrices Model the Tumour Microenvironment of Pancreatic Cancer
Three-dimensional (3D) cancer models are invaluable tools designed to study tumour biology and new treatments. Pancreatic ductal adenocarcinoma (PDAC), one of the deadliest types of cancer, has been progressively explored with bioengineered 3D approaches
Rodrigo Curvello +8 more
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Assessing the Role of Longitudinal Variability of Vertical Track Stiffness in the Long-Term Deterioration [PDF]
The performance of the railway system in terms of dynamic loading is depending mainly on the track support conditions. Usually, the track stiffness is used as the main parameter to describe the support conditions and is defined as the ratio of the load ...
Bezin, Yann +2 more
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P5.19 STIFF ARTERIES, STIFF HEARTS?
Objectives: To examine the relationship between arterial stiffness and diastolic function in healthy normotensive subjects. Methods: For this study, 43 male (40±10 years) and 64 female (40±9 years) subjects were recruited. All were lifelong non-smokers, normolipidaemic, normoglycaemic and had normal 24-hour blood pressure responses (SBP\DBP <140\90).
O. Mac Ananey, V. Maher
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Reduction of friction by normal oscillations. II. In-plane system dynamics
The influence of out-of-plane oscillations on friction is a well-known phenomenon that has been studied extensively with various experimental methods, e.g., pin-on-disk tribometers.
Xinyu Mao +3 more
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ABSTRACT Introduction Cognitive impairment and exercise intolerance are common in dialysis patients. Cerebral perfusion and oxygenation play a major role in both cognitive function and exercise execution; HD session per se aggravates cerebral ischemia in this population. This study aimed to compare cerebral oxygenation and perfusion at rest and in mild
Marieta P. Theodorakopoulou +10 more
wiley +1 more source
Durotactic control within a 3D collagen matrix [PDF]
INTRODUCTION: While matrix stiffness has been implicated in cell adhesion and migration, most studies have focused on the effects of substrate stiffness in 2D. This work describes a novel continuous stiffness gradient model for studying such processes in
Brown, RA, Hadjipanayi, E, Mudera, V
core
Spin wave stiffness and exchange stiffness of doped permalloy via ab-initio calculation
The way doping affects the spin wave stiffness and the exchange stiffness of permalloy (Py) is investigated via ab-initio calculations, using the Korringa-Kohn-Rostoker (KKR) Green function formalism.
Ebert, Hubert +2 more
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