User profiles for Bojana Stefanovic

Bojana Stefanovic

Sunnybrook Health Sciences Centre
Verified email at sri.utoronto.ca
Cited by 10083

Hemodynamic and metabolic responses to neuronal inhibition

B Stefanovic, JM Warnking, GB Pike - Neuroimage, 2004 - Elsevier
Functional magnetic resonance imaging (fMRI) was used to investigate the changes in
blood oxygenation level dependent (BOLD) signal, cerebral blood flow (CBF) and cerebral …

Functional reactivity of cerebral capillaries

B Stefanovic, E Hutchinson… - Journal of Cerebral …, 2008 - journals.sagepub.com
The spatiotemporal evolution of cerebral microcirculatory adjustments to functional brain
stimulation is the fundamental determinant of the functional specificity of hemodynamically …

Amyloid-β-dependent compromise of microvascular structure and function in a model of Alzheimer's disease

…, AY Lai, K Ma, CA Hawkes, JA McLaurin, B Stefanovic - Brain, 2012 - academic.oup.com
The majority of patients with Alzheimer’s disease have cerebral amyloid angiopathy, thus
showing deposition of amyloid-β peptides in the walls of leptomeningeal and cortical arterioles…

Two-photon fluorescence microscopy study of cerebrovascular dynamics in ultrasound-induced blood—brain barrier opening

…, J Drazic, M Ganguly, B Stefanovic… - Journal of Cerebral …, 2011 - journals.sagepub.com
Blood-brain barrier (BBB) disruption can be achieved with ultrasound (US) and circulating
microbubble (MB) contrast agent. Using dorsal US sonication and Definity, an MB contrast …

Drug delivery to the brain by focused ultrasound induced blood–brain barrier disruption: Quantitative evaluation of enhanced permeability of cerebral vasculature …

T Nhan, A Burgess, EE Cho, B Stefanovic… - Journal of Controlled …, 2013 - Elsevier
Reversible and localized blood–brain barrier disruption (BBBD) using focused ultrasound (FUS)
in combination with intravascularly administered microbubbles (MBs) has been …

Amyloid negativity in patients with clinically diagnosed Alzheimer disease and MCI

…, H Bergman, C Hosein, S Black, B Stefanovic… - Neurology, 2016 - AAN Enterprises
Objective: To examine the clinical and biomarker characteristics of patients with amyloid-negative
Alzheimer disease (AD) and mild cognitive impairment (MCI) from the Alzheimer's …

Hexanucleotide repeat expansions in C9ORF72 in the spectrum of motor neuron diseases

…, H Bergman, C Hosein, S Black, B Stefanovic… - Neurology, 2012 - AAN Enterprises
Objective: To assess the frequency and phenotype of hexanucleotide repeat expansions in
C9ORF72 in a large cohort of patients of Dutch descent with familial (fALS) and sporadic (…

A physiological characterization of the Cafeteria diet model of metabolic syndrome in the rat

…, MS Jeffers, R Janik, LA Thomason, B Stefanovic… - Physiology & …, 2016 - Elsevier
Many promising findings from pre-clinical research have failed to translate to the clinic due
to their inability to incorporate human disease co-morbidity. A variety of rodent diets and …

Spatial flow-volume dissociation of the cerebral microcirculatory response to mild hypercapnia

EB Hutchinson, B Stefanovic, AP Koretsky, AC Silva - Neuroimage, 2006 - Elsevier
The spatial and temporal response of the cerebral microcirculation to mild hypercapnia was
investigated via two-photon laser-scanning microscopy. Cortical vessels, traversing the top …

Spatiotemporal evolution of the functional magnetic resonance imaging response to ultrashort stimuli

Y Hirano, B Stefanovic, AC Silva - Journal of Neuroscience, 2011 - Soc Neuroscience
The specificity of the hemodynamic response function (HRF) is determined spatially by the
vascular architecture and temporally by the evolution of hemodynamic changes. The stimulus …