Measuring Peripheral Chemoreflex Hypersensitivity in Heart Failure

by Daniel A. Keir, Daniel A. Keir, James Duffin, James Duffin, James Duffin, John S. Floras
Published 2020-12-01

Editorial: Imaging Cerebrovascular Reactivity: Physiology, Physics and Therapy

by James Duffin, James Duffin, James Duffin, Molly G. Bright, Molly G. Bright, Nicholas P. Blockley
Published 2021-08-01

Control of Cerebral Blood Flow by Blood Gases

by James Duffin, James Duffin, James Duffin, James Duffin, David J. Mikulis, Joseph A. Fisher, Joseph A. Fisher, Joseph A. Fisher, Joseph A. Fisher, Joseph A. Fisher
Published 2021-02-01

Instability of the middle cerebral artery blood flow in response to CO2.

by Rosemary E Regan, James Duffin, Joseph A Fisher
Published 2013-01-01

A non-invasive magnetic resonance imaging approach for assessment of real-time microcirculation dynamics

by Tameshwar Ganesh, Marvin Estrada, Herman Yeger, James Duffin, Hai-Ling Margaret Cheng
Published 2017-08-01

Measuring Cerebrovascular Reactivity: Sixteen Avoidable Pitfalls

by Olivia Sobczyk, Olivia Sobczyk, Jorn Fierstra, Lakshmikumar Venkatraghavan, Julien Poublanc, James Duffin, James Duffin, Joseph A. Fisher, Joseph A. Fisher, Joseph A. Fisher, David J. Mikulis, David J. Mikulis
Published 2021-07-01

MRI-based cerebrovascular reactivity using transfer function analysis reveals temporal group differences between patients with sickle cell disease and healthy controls

by Jackie Leung, MASc, James Duffin, PhD, Joseph A. Fisher, MD, Andrea Kassner, PhD
Published 2016-01-01

The Reproducibility of Cerebrovascular Reactivity Across MRI Scanners

by Olivia Sobczyk, Olivia Sobczyk, Ece Su Sayin, Ece Su Sayin, Kevin Sam, Julien Poublanc, James Duffin, James Duffin, Joseph A. Fisher, Joseph A. Fisher, Joseph A. Fisher, David J. Mikulis, David J. Mikulis
Published 2021-05-01

Normal BOLD Response to a Step CO2 Stimulus After Correction for Partial Volume Averaging

by Julien Poublanc, Reema Shafi, Olivia Sobczyk, Olivia Sobczyk, Kevin Sam, Daniel M. Mandell, Lakshmikumar Venkatraghavan, James Duffin, James Duffin, Joseph A. Fisher, Joseph A. Fisher, Joseph A. Fisher, David J. Mikulis, David J. Mikulis
Published 2021-06-01

Cerebrovascular Resistance: The Basis of Cerebrovascular Reactivity

by James Duffin, James Duffin, Olivia Sobczyk, Larissa McKetton, Adrian Crawley, Julien Poublanc, Lashmi Venkatraghavan, Kevin Sam, W. Alan Mutch, David Mikulis, David Mikulis, David Mikulis, Joseph A. Fisher, Joseph A. Fisher, Joseph A. Fisher
Published 2018-06-01

Cerebrovascular Reactivity Assays Collateral Function in Carotid Stenosis

by Olivia Sobczyk, Olivia Sobczyk, Kevin Sam, Daniel M. Mandell, Adrian P. Crawley, Lakshmikumar Venkatraghavan, Larissa McKetton, Julien Poublanc, James Duffin, James Duffin, Joseph A. Fisher, Joseph A. Fisher, Joseph A. Fisher, David J. Mikulis, David J. Mikulis
Published 2020-09-01

Patient-Specific Alterations in CO2 Cerebrovascular Responsiveness in Acute and Sub-Acute Sports-Related Concussion

by W. Alan C. Mutch, W. Alan C. Mutch, W. Alan C. Mutch, Michael J. Ellis, Michael J. Ellis, Michael J. Ellis, Michael J. Ellis, Michael J. Ellis, Michael J. Ellis, Lawrence N. Ryner, Lawrence N. Ryner, Lawrence N. Ryner, Patrick J. McDonald, Patrick J. McDonald, Marc P. Morissette, Philip Pries, Marco Essig, Marco Essig, Marco Essig, Marco Essig, David J. Mikulis, David J. Mikulis, David J. Mikulis, James Duffin, James Duffin, James Duffin, James Duffin, Joseph A. Fisher, Joseph A. Fisher, Joseph A. Fisher
Published 2018-01-01

Cerebral oxygen saturation: graded response to carbon dioxide with isoxia and graded response to oxygen with isocapnia.

by W Alan C Mutch, Sunni R Patel, Ayda M Shahidi, Susith I Kulasekara, Joseph A Fisher, James Duffin, Christopher Hudson
Published 2013-01-01

Approaches to brain stress testing: BOLD magnetic resonance imaging with computer-controlled delivery of carbon dioxide.

by W Alan C Mutch, Daniel M Mandell, Joseph A Fisher, David J Mikulis, Adrian P Crawley, Olivia Pucci, James Duffin
Published 2012-01-01

Impact of Graded Passive Cycling on Hemodynamics, Brain, and Heart Perfusion in Healthy Adults

by Jennifer Chen, Claudio Martin, Christopher W. McIntyre, Christopher W. McIntyre, Ian M. Ball, Ian M. Ball, James Duffin, Marat Slessarev, Marat Slessarev
Published 2019-08-01

Impaired dynamic cerebrovascular response to hypercapnia predicts development of white matter hyperintensities

by Kevin Sam, John Conklin, Kenneth R. Holmes, Olivia Sobczyk, Julien Poublanc, Adrian P. Crawley, Daniel M. Mandell, Lakshmikumar Venkatraghavan, James Duffin, Joseph A. Fisher, Sandra E. Black, David J. Mikulis
Published 2016-01-01

A Novel Stress-Diathesis Model to Predict Risk of Post-operative Delirium: Implications for Intra-operative Management

by Renée El-Gabalawy, Renée El-Gabalawy, Ronak Patel, Kayla Kilborn, Caitlin Blaney, Christopher Hoban, Lawrence Ryner, Duane Funk, Regina Legaspi, Joseph A. Fisher, James Duffin, David J. Mikulis, W. Alan C. Mutch, W. Alan C. Mutch
Published 2017-08-01

The Effect of CO2 on Resting-State Functional Connectivity: Isocapnia vs. Poikilocapnia

by Larissa McKetton, Kevin Sam, Kevin Sam, Julien Poublanc, Adrian P. Crawley, Adrian P. Crawley, Olivia Sobczyk, Olivia Sobczyk, Lakshmikumar Venkatraghavan, James Duffin, Joseph A. Fisher, Joseph A. Fisher, Joseph A. Fisher, David J. Mikulis, David J. Mikulis
Published 2021-05-01

Importance of Collateralization in Patients With Large Artery Intracranial Occlusive Disease: Long-Term Longitudinal Assessment of Cerebral Hemodynamic Function

by Larissa McKetton, Lakshmikumar Venkatraghavan, Julien Poublanc, Olivia Sobczyk, Adrian P. Crawley, Adrian P. Crawley, Adrian P. Crawley, Casey Rosen, Frank L. Silver, James Duffin, Joseph A. Fisher, Joseph A. Fisher, Joseph A. Fisher, David J. Mikulis, David J. Mikulis, David J. Mikulis
Published 2018-04-01

Cerebrovascular Resistance in Healthy Aging and Mild Cognitive Impairment

by Larissa McKetton, Melanie Cohn, Melanie Cohn, David F. Tang-Wai, David F. Tang-Wai, Olivia Sobczyk, James Duffin, Kenneth R. Holmes, Julien Poublanc, Kevin Sam, Adrian P. Crawley, Lashmi Venkatraghavan, Joseph A. Fisher, Joseph A. Fisher, Joseph A. Fisher, David J. Mikulis, David J. Mikulis, David J. Mikulis
Published 2019-04-01