Results 81 to 90 of about 3,831 (299)

A new flow chip in combination with multiphoton microscopy as a protocol for longitudinal 3D imaging of tissue calcification under shear stress

open access: yesFEBS Open Bio, EarlyView.
Miniaturized flow chip platform enabling continuous perfusion and longitudinal multiphoton 3D imaging of vascular smooth muscle cell constructs under physiological flow. Brightfield imaging guides region selection, while CellTracker Green and mRuby‐labeled fetuin‐A visualize cells and mineral deposition, respectively. Magnesium supplementation markedly
Vytautas Kučikas   +6 more
wiley   +1 more source

Calculation of acoustical scattering from a cluster of scatterers

open access: yes, 1998
The problem of determining the field scattered by a cluster of scatterers when they are insonified by a known acoustical field is addressed. The problem is formulated by using the T-matrix method and the resulting system of linear equations is solved by ...
S. Koc, Koc, S, Chew, WC, W. C. Chew
core   +1 more source

Functional and Structural Evidence of Neurofluid Circuit Aberrations in Huntington Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Disrupted neurofluid regulation may contribute to neurodegeneration in Huntington disease (HD). Because neurofluid pathways influence waste clearance, inflammation, and the distribution of central nervous system (CNS)–delivered therapeutics, understanding their dysfunction is increasingly important as targeted treatments emerge.
Kilian Hett   +8 more
wiley   +1 more source

Adaptive InSAR Stack Multilooking Exploiting Amplitude Statistics: A Comparison between Different Techniques and Practical Results

open access: yes, 2010
Efficient estimation of the interferometric phase and complex correlation is fundamental for the full exploitation of SAR Interferometry capabilities. Particularly when combining interferometric measures arising both from distributed and concentrated ...
Ramon Brcic   +3 more
core   +1 more source

Baseline Regional Cholinergic Denervation Predicts Cognitive Trajectories in Moderate Parkinson Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Cognitive decline is a disabling and variable feature of Parkinson disease (PD). While cholinergic system degeneration is linked to cognitive impairments in PD, most prior research reported cross‐sectional associations. We aimed to fill this gap by investigating whether baseline regional cerebral vesicular acetylcholine transporter ...
Taylor Brown   +6 more
wiley   +1 more source

Propagation of guided waves through weak penetrable scatterers [PDF]

open access: yes, 2012
International audienceThe scattering of a scalar wave propagating in a waveguide containing weak penetrable scatterers is inspected in the Born approximation.
Jean-François Mercier   +3 more
core   +2 more sources

A Prospective Study of Individuals at Risk of Multiple Sclerosis Informs the Design of Primary Prevention Studies

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective In multiple sclerosis, the optimal time for deploying a therapeutic intervention is before the central nervous system is damaged; given the success of trials treating the earliest stage of MS, the radiologically isolated syndrome, developing primary prevention strategies is an important next challenge.
Amy W. Laitinen   +7 more
wiley   +1 more source

Amplitude based InSAR stack multi-looking: Performance and Application.

open access: yes, 2011
Efficient estimation of the interferometric phase and complex correlation is fundamental for the full exploitation of SAR Interferometry capabilities .
Parizzi, Alessandro, Brcic, Ramon
core  

RCS study of impedance-matched scatterers constructed with magnetodielectric cubes

open access: yes, 2013
The monostatic theorem of Weston states that a null RCS is observed for matched ε = μ objects with rotational symmetry. In this work we study a generalization of this result applied to heterogeneous magnetodielectric scatterers.
Ziolkowski, RW   +3 more
core   +1 more source

Bloch waves in an arbitrary two-dimensional lattice of subwavelength Dirichlet scatterers [PDF]

open access: yes, 2017
We study waves governed by the planar Helmholtz equation, propagating in an infinite lattice of subwavelength Dirichlet scatterers, the periodicity being comparable to the wavelength.
Craster, RV   +3 more
core   +1 more source

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