Search Results - "Shemesh, Noam"

Axon Diameters and Myelin Content Modulate Microscopic Fractional Anisotropy at Short Diffusion Times in Fixed Rat Spinal Cord by Shemesh, Noam

“…Mapping tissue microstructure accurately and noninvasively is one of the frontiers of biomedical imaging. Diffusion Magnetic Resonance Imaging (MRI) is at the…”
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SANDI: A compartment-based model for non-invasive apparent soma and neurite imaging by diffusion MRI by Palombo, Marco, Ianus, Andrada, Guerreri, Michele, Nunes, Daniel, Alexander, Daniel C., Shemesh, Noam, Zhang, Hui

“…This work introduces a compartment-based model for apparent cell body (namely soma) and neurite density imaging (SANDI) using non-invasive diffusion-weighted…”
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Correlation tensor magnetic resonance imaging by Henriques, Rafael Neto, Jespersen, Sune Nørhøj, Shemesh, Noam

“…Diffusional Kurtosis Magnetic Resonance Imaging (DKI) quantifies the extent of non-Gaussian water diffusion, which has been shown to be a sensitive biomarker…”
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Noninvasive quantification of axon radii using diffusion MRI by Veraart, Jelle, Nunes, Daniel, Rudrapatna, Umesh, Fieremans, Els, Jones, Derek K, Novikov, Dmitry S, Shemesh, Noam

“…Axon caliber plays a crucial role in determining conduction velocity and, consequently, in the timing and synchronization of neural activation. Noninvasive…”
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Microscopic anisotropy misestimation in spherical‐mean single diffusion encoding MRI by Henriques, Rafael Neto, Jespersen, Sune N., Shemesh, Noam

“…Purpose Microscopic fractional anisotropy (µFA) can disentangle microstructural information from orientation dispersion. While double diffusion encoding (DDE)…”
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Diffusion time dependence, power-law scaling, and exchange in gray matter by Olesen, Jonas L., Østergaard, Leif, Shemesh, Noam, Jespersen, Sune N.

“…Characterizing neural tissue microstructure is a critical goal for future neuroimaging. Diffusion MRI (dMRI) provides contrasts that reflect diffusing spins’…”
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Rat superior colliculus encodes the transition between static and dynamic vision modes by Gil, Rita, Valente, Mafalda, Shemesh, Noam

“…The visual continuity illusion involves a shift in visual perception from static to dynamic vision modes when the stimuli arrive at high temporal frequency,…”
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Corrigendum: Axon Diameters and Myelin Content Modulate Microscopic Fractional Anisotropy at Short Diffusion Times in Fixed Rat Spinal Cord by Shemesh, Noam

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Layer-specific connectivity revealed by diffusion-weighted functional MRI in the rat thalamocortical pathway by Nunes, Daniel, Ianus, Andrada, Shemesh, Noam

“…Investigating neural activity from a global brain perspective in-vivo has been in the domain of functional Magnetic Resonance Imaging (fMRI) over the past few…”
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A rapid-onset diffusion functional MRI signal reflects neuromorphological coupling dynamics by Nunes, Daniel, Gil, Rita, Shemesh, Noam

“…Functional Magnetic Resonance Imaging (fMRI) has transformed our understanding of brain function in-vivo. However, the neurovascular coupling mechanisms…”
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Extensive topographic remapping and functional sharpening in the adult rat visual pathway upon first visual experience by Carvalho, Joana, Fernandes, Francisca F, Shemesh, Noam

“…Understanding the dynamics of stability/plasticity balances during adulthood is pivotal for learning, disease, and recovery from injury. However, the…”
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Fast imaging of mean, axial and radial diffusion kurtosis by Hansen, Brian, Shemesh, Noam, Jespersen, Sune Nørhøj

“…Diffusion kurtosis imaging (DKI) is being increasingly reported to provide sensitive biomarkers of subtle changes in tissue microstructure. However, DKI also…”
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Intrinsic macroscale oscillatory modes driving long range functional connectivity in female rat brains detected by ultrafast fMRI by Cabral, Joana, Fernandes, Francisca F., Shemesh, Noam

“…Spontaneous fluctuations in functional magnetic resonance imaging (fMRI) signals correlate across distant brain areas, shaping functionally relevant intrinsic…”
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Microscopic and compartment shape anisotropies in gray and white matter revealed by angular bipolar double‐PFG MR by Shemesh, Noam, Cohen, Yoram

“…Diffusion MR has become one of the most important tools for studying neuronal tissues. Conventional single‐pulsed‐field‐gradient methodologies are capable of…”
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In vivo Correlation Tensor MRI reveals microscopic kurtosis in the human brain on a clinical 3T scanner by Novello, Lisa, Henriques, Rafael Neto, Ianuş, Andrada, Feiweier, Thorsten, Shemesh, Noam, Jovicich, Jorge

“…Diffusion MRI (dMRI) has become one of the most important imaging modalities for noninvasively probing tissue microstructure. Diffusional Kurtosis MRI (DKI)…”
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Neuroplasticity-driven timing modulations revealed by ultrafast functional magnetic resonance imaging by Gil, Rita, Fernandes, Francisca F., Shemesh, Noam

“…Detecting neuroplasticity in global brain circuits in vivo is key for understanding myriad processes such as memory, learning, and recovery from injury…”
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High temporal resolution functional magnetic resonance spectroscopy in the mouse upon visual stimulation by Ligneul, Clémence, Fernandes, Francisca F., Shemesh, Noam

“…Functional magnetic resonance spectroscopy (fMRS) quantifies metabolic variations upon presentation of a stimulus and can therefore provide complementary…”
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Accurate estimation of microscopic diffusion anisotropy and its time dependence in the mouse brain by Ianuş, Andrada, Jespersen, Sune N., Serradas Duarte, Teresa, Alexander, Daniel C., Drobnjak, Ivana, Shemesh, Noam

“…Microscopic diffusion anisotropy (μA) has been recently gaining increasing attention for its ability to decouple the average compartment anisotropy from…”
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Experimental characterization of compression failure mechanism initiation and growth in notched carbon fiber reinforced composite specimens by Clay, Stephen, Ault, Wesley, Faupel, Alex, Oskay, Caglar, Knoth, Philip, Shemesh, Noam N.Y., Haj-Ali, Rami, Breiman, Uri, Meshi, Ido, Shor, Ofir

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Refined nonlinear micromechanical models using artificial neural networks for multiscale analysis of laminated composites subject to low-velocity impact by Hochster, Hadas, Bernikov, Yevheniia, Meshi, Ido, Lin, Shiyao, Ranatunga, Vipul, Waas, Anthony M., Shemesh, Noam N.Y., Haj-Ali, Rami

“…The parametric high fidelity generalized method of cells (PHFGMC) is an advanced micromechanical method that can be used for the nonlinear and failure analysis…”
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