User profiles for Andrea Kassner
Andrea KassnerHospital for Sick Children Verified email at sickkids.ca Cited by 5722 |
Molecular Imaging of Angiogenesis in Nascent Vx-2 Rabbit Tumors Using a Novel ανβ3-targeted Nanoparticle and 1.5 Tesla Magnetic Resonance Imaging
Early noninvasive detection and characterization of solid tumors and their supporting
neovasculature is a fundamental prerequisite for effective therapeutic intervention, particularly …
neovasculature is a fundamental prerequisite for effective therapeutic intervention, particularly …
Stepping-table gadolinium-enhanced digital subtraction MR angiography of the aorta and lower extremity arteries: preliminary experience
…, D Kessel, A Radjenovic, M Kouwenhoven, A Kassner… - Radiology, 1999 - pubs.rsna.org
PURPOSE: To compare stepping-table digital subtraction gadolinium-enhanced magnetic
resonance (MR) angiography of the distal aorta and lower extremity arteries with conventional …
resonance (MR) angiography of the distal aorta and lower extremity arteries with conventional …
[HTML][HTML] Evolution of blood-brain-barrier permeability after acute ischemic stroke
The dynamics of BBB permeability after AIS in humans are not well understood. In the
present study we measured the evolution of BBB permeability after AIS in humans using MRI. …
present study we measured the evolution of BBB permeability after AIS in humans using MRI. …
Selective reduction of blood flow to white matter during hypercapnia corresponds with leukoaraiosis
Background and Purpose— Age-related white matter disease (leukoaraiosis) clusters in bands
in the centrum semiovale, about the occipital and frontal horns of the lateral ventricles, in …
in the centrum semiovale, about the occipital and frontal horns of the lateral ventricles, in …
Assessment of blood–brain barrier disruption in stroke
A Kassner, Z Merali - Stroke, 2015 - Am Heart Assoc
The blue azo dye, Evans blue, has a MW of 1.0 kDa. A notable property of Evans blue is its
propensity to bind serum albumin. The dye can, therefore, be used to measure the …
propensity to bind serum albumin. The dye can, therefore, be used to measure the …
Blood‐oxygen level dependent MRI measures of cerebrovascular reactivity using a controlled respiratory challenge: reproducibility and gender differences
Purpose: To evaluate the reproducibility and gender differences in cerebrovascular reactivity
(CVR) measurements obtained using the blood‐oxygen level dependent (BOLD) response …
(CVR) measurements obtained using the blood‐oxygen level dependent (BOLD) response …
Contrast‐enhanced 3D MRA using SENSE
Sensitivity encoding (SENSE) was used to improve the performance of three‐dimensional
contrast‐enhanced magnetic resonance angiography (3D CE‐MRA). Utilizing an array of …
contrast‐enhanced magnetic resonance angiography (3D CE‐MRA). Utilizing an array of …
Preoperative and postoperative mapping of cerebrovascular reactivity in moyamoya disease by using blood oxygen level—dependent magnetic resonance imaging
…, M Tymianski, A Crawley, A Vesely, A Kassner… - Journal of …, 2005 - thejns.org
Object. The ability to map cerebrovascular reactivity (CVR) at the tissue level in patients with
moyamoya disease could have considerable impact on patient management, especially in …
moyamoya disease could have considerable impact on patient management, especially in …
Fiber density index correlates with reduced fractional anisotropy in white matter of patients with glioblastoma
TPL Roberts, F Liu, A Kassner… - American Journal of …, 2005 - Am Soc Neuroradiology
A quantitative description of white matter fiber attenuation, the fiber density index (FDi) is
described. This measure is derived from quantitative analysis of diffusion tensor imaging and …
described. This measure is derived from quantitative analysis of diffusion tensor imaging and …
Abnormalities in the recirculation phase of contrast agent bolus passage in cerebral gliomas: comparison with relative blood volume and tumor grade
BACKGROUND AND PURPOSE: Abnormalities in the recirculation phase of the passage of
a contrast agent bolus have been identified in tumors and have been suggested to …
a contrast agent bolus have been identified in tumors and have been suggested to …