Search Results - "MacIntosh, B. J."

Cerebral small vessel disease in aging and Alzheimer's disease: a comparative study using MRI and SPECT by Makedonov, I., Black, S. E., MacIntosh, B. J.

“…Background White matter hyperintensities (WMH) are associated with aging and are prevalent in various brain pathologies. The purpose of the current study was…”
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Dynamics between psychological distress and body mass index throughout adult life; evidence from 3 large cohort studies by Scarpato, B.S., Swardfager, W., Eid, M., Ploubidis, G.B., MacIntosh, B.J., Wu, C.Y., Launer, L.J., Cogo-Moreira, H.

“…Associations between body mass index (BMI) and psychological distress (PD) have been reported; however, few longitudinal studies have accounted for likely…”
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Challenging the brain: Exploring the link between effort and cortical activation by Mochizuki, G, Hoque, T, Mraz, R, MacIntosh, B.J, Graham, S.J, Black, S.E, Staines, W.R, McIlroy, W.E

“…Abstract To better understand the contributions of effort on cortical activation associated with motor tasks, healthy participants with varying capacities for…”
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Partial volume correction of multiple inversion time arterial spin labeling MRI data by Chappell, M. A., Groves, A. R., MacIntosh, B. J., Donahue, M. J., Jezzard, P., Woolrich, M. W.

“…The accuracy of cerebral blood flow (CBF) estimates from arterial spin labeling (ASL) is affected by the presence of both gray matter (GM) and white matter…”
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Differential effects of the APOE genotype on brain function across the lifespan by Filippini, N., Ebmeier, K.P., MacIntosh, B.J., Trachtenberg, A.J., Frisoni, G.B., Wilcock, G.K., Beckmann, C.F., Smith, S.M., Matthews, P.M., Mackay, C.E.

“…Increasing age and carrying an APOEε4 allele are well established risk factors for Alzheimer's disease (AD). The earlier age of onset of AD observed in…”
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Effects of acute aerobic exercise on neural correlates of attention and inhibition in adolescents with bipolar disorder by Metcalfe, A W S, MacIntosh, B J, Scavone, A, Ou, X, Korczak, D, Goldstein, B I

“…Executive dysfunction is common during and between mood episodes in bipolar disorder (BD), causing social and functional impairment. This study investigated…”
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Temporal and Spatial Variances in Arterial Spin-Labeling Are Inversely Related to Large-Artery Blood Velocity by Robertson, A D, Matta, G, Basile, V S, Black, S E, Macgowan, C K, Detre, J A, MacIntosh, B J

“…The relationship between extracranial large-artery characteristics and arterial spin-labeling MR imaging may influence the quality of arterial…”
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Multiple Inflow Pulsed Arterial Spin-Labeling Reveals Delays in the Arterial Arrival Time in Minor Stroke and Transient Ischemic Attack by MACINTOSH, B. J, LINDSAY, A. C, KYLINTIREAS, I, KUKER, W, GÜNTHER, M, ROBSON, M. D, KENNEDY, J, CHOUDHURY, R. P, JEZZARD, P

“…Our purpose was to use multiple inflow pulsed ASL to investigate whether hemodynamic AAT information is sensitive to hemispheric asymmetry in acute ischemia…”
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Cerebrovascular Reactivity during Prolonged Breath-Hold in Experienced Freedivers by Keil, V C, Eichhorn, L, Mutsaerts, H J M M, Träber, F, Block, W, Mädler, B, van de Ven, K, Siero, J C W, MacIntosh, B J, Petr, J, Fimmers, R, Schild, H H, Hattingen, E

“…Experienced freedivers can endure prolonged breath-holds despite severe hypoxemia and are therefore ideal subjects to study apnea-induced cerebrovascular…”
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Regional cerebral arterial transit time hemodynamics correlate with vascular risk factors and cognitive function in men with coronary artery disease by MacIntosh, B J, Swardfager, W, Robertson, A D, Tchistiakova, E, Saleem, M, Oh, P I, Herrmann, N, Stefanovic, B, Lanctôt, K L

“…Arterial transit time is the time needed for blood to travel from large arteries to capillaries, as estimated from arterial spin-labeling MR imaging. The…”
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Hemodynamic Alterations in Vertebrobasilar Large Artery Disease Assessed by Arterial Spin-Labeling MR Imaging by MACLNTOSH, B. J, MARQUARDT, L, SCHULZ, U. G, JEZZARD, P, ROTHWELL, P. M

“…VB artery stenosis is associated with a high risk of recurrent ischemic events, and knowledge about the hemodynamic relevance of VB stenosis is important for…”
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Opioids Depress Cortical Centers Responsible for the Volitional Control of Respiration by Pattinson, Kyle T. S, Governo, Ricardo J, MacIntosh, Bradley J, Russell, Elizabeth C, Corfield, Douglas R, Tracey, Irene, Wise, Richard G

“…Respiratory depression limits provision of safe opioid analgesia and is the main cause of death in drug addicts. Although opioids are known to inhibit…”
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Assessing linear time-invariance in human primary somatosensory cortex with BOLD fMRI using vibrotactile stimuli by Nangini, C., MacIntosh, B.J., Tam, F., Staines, W.R., Graham, S.J.

“…The assumption of linear time‐invariance (LTI) in the human primary somatosensory cortex (SI) is assessed for fMRI signals generated by variable‐duration…”
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Cerebral small vessel disease in aging and A lzheimer's disease: a comparative study using MRI and SPECT by Makedonov, I., Black, S. E., MacIntosh, B. J.

“…Background White matter hyperintensities ( WMH ) are associated with aging and are prevalent in various brain pathologies. The purpose of the current study was…”
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The Meta VCI Map consortium for meta-analyses on strategic lesion locations for vascular cognitive impairment using lesion-symptom mapping: Design and multicenter pilot study by Weaver, Nick A., Zhao, Lei, Biesbroek, J. Matthijs, Kuijf, Hugo J., Aben, Hugo P., Bae, Hee-Joon, Caballero, Miguel Á.A., Chappell, Francesca M., Chen, Christopher P.L.H., Dichgans, Martin, Duering, Marco, Georgakis, Marios K., van der Giessen, Ruben S., Gyanwali, Bibek, Hamilton, Olivia K.L., Hilal, Saima, vom Hofe, Elise M., de Kort, Paul L.M., Koudstaal, Peter J., Lam, Bonnie Y.K., Lim, Jae-Sung, Makin, Stephen D.J., Mok, Vincent C.T., Shi, Lin, Valdés Hernández, Maria C., Venketasubramanian, Narayanaswamy, Wardlaw, Joanna M., Wollenweber, Frank A., Wong, Adrian, Xin, Xu, DeCarli, C., Fletcher, E.A., Maillard, P., Barnes, J., Sudre, C.H., Schott, J.M., Ikram, M.A., Papma, J.M., Steketee, R.M.E., Vernooij, M.W., Bordet, R., Lopes, R., Huang, C.-W., Frayne, R., McCreary, C.R., Smith, E.E., Backes, W., Köhler, S., van Oostenbrugge, R.J., Staals, J., Verhey, F., Cheng, C.Y., Kalaria, R.N., Werring, D., Hsu, J.L., Huang, K.-L., van der Grond, J., Jukema, J.W., van der Mast, R.C., Nijboer, T.C.W., Yu, K.-H., Schmidt, R., Pirpamer, L., MacIntosh, B.J., Robertson, A.D., de Leeuw, F.-E., Tuladhar, A.M., Chaturvedi, N., Tillin, T., Brodaty, H., Sachdev, P., Barkhof, F., van der Flier, W.M., Kappelle, L.J., Biessels, Geert Jan

“…The Meta VCI Map consortium performs meta-analyses on strategic lesion locations for vascular cognitive impairment using lesion-symptom mapping. Integration of…”
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Cerebral Areas Processing Swallowing and Tongue Movement Are Overlapping but Distinct: A Functional Magnetic Resonance Imaging Study by Martin, Ruth E, MacIntosh, Bradley J, Smith, Rebecca C, Barr, Amy M, Stevens, Todd K, Gati, Joseph S, Menon, Ravi S

“…1 School of Communication Sciences and Disorders, Faculty of Health Sciences, 2 Department of Physiology and Pharmacology, and 3 Department of Medical…”
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Optimizing the experimental design for ankle dorsiflexion fMRI by MacIntosh, Bradley J, Mraz, Richard, Baker, Nicole, Tam, Fred, Staines, W.Richard, Graham, Simon J

“…Compared to motor studies of the upper limb, few experiments have sought a relationship between blood oxygen level-dependent (BOLD) functional magnetic…”
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Differential effects of theAPOEgenotype on brain function across the lifespan by Filippini, N, Ebmeier, KP, MacIntosh, BJ, Trachtenberg, AJ, Frisoni, GB, Wilcock, GK, Beckmann, CF, Smith, SM, Matthews, PM, Mackay, CE

“…Increasing age and carrying anAPOE[straight epsilon]4 allele are well established risk factors for Alzheimer's disease (AD). The earlier age of onset of AD…”
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Transient hemodynamics during a breath hold challenge in a two part functional imaging study with simultaneous near-infrared spectroscopy in adult humans by MacIntosh, Bradley J, Klassen, L.Martyn, Menon, Ravi S

“…During a breath hold (BH) challenge, functional MR imaging using flow-sensitive alternating inversion recovery (FAIR) and blood oxygenation level dependent…”
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Distinct patterns of brain activity in young carriers of the APOE e4 allele by Filippini, N, MacIntosh, BJ, Hough, MG, Goodwin, GM, Frisoni, GB, Ebmeier, K, Smith, S, Matthews, PM, Beckmann, CF, Mackay, CE

“…[...]BOLD fMRI emerges as the most sensitive measure of genotypic differences. [...]these data indicate that the APOE [epsilon]4 allelic variant modulates…”
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