| Year |
Citation |
Score |
| 2024 |
Ji Y, Woods JG, Li H, Okell TW. Dynamic B field shimming for improving pseudo-continuous arterial spin labeling at 7 T. Magnetic Resonance in Medicine. PMID 39642063 DOI: 10.1002/mrm.30387 |
0.394 |
|
| 2024 |
Ezra M, Franko E, Spronk DB, Lamb C, Okell TW, Pattinson KT. Trial of the Cerebral Perfusion Response to Sodium Nitrite Infusion in Patients with Acute Subarachnoid Haemorrhage using Arterial Spin Labelling MRI. Nitric Oxide : Biology and Chemistry. PMID 39369814 DOI: 10.1016/j.niox.2024.10.003 |
0.384 |
|
| 2024 |
Suzuki Y, Koktzoglou I, Li Z, Jezzard P, Okell T. Improved visualization of intracranial distal arteries with multiple 2D slice dynamic ASL-MRA and super-resolution convolutional neural network. Magnetic Resonance in Medicine. PMID 39155401 DOI: 10.1002/mrm.30245 |
0.582 |
|
| 2024 |
Shen Q, Wu W, Chiew M, Ji Y, Woods JG, Okell TW. Efficient 3D cone trajectory design for improved combined angiographic and perfusion imaging using arterial spin labeling. Magnetic Resonance in Medicine. PMID 38767321 DOI: 10.1002/mrm.30149 |
0.333 |
|
| 2024 |
Woods JG, Achten E, Asllani I, Bolar DS, Dai W, Detre JA, Fan AP, Fernández-Seara MA, Golay X, Günther M, Guo J, Hernandez-Garcia L, Ho ML, Juttukonda MR, Lu H, ... ... Okell TW, et al. Recommendations for quantitative cerebral perfusion MRI using multi-timepoint arterial spin labeling: Acquisition, quantification, and clinical applications. Magnetic Resonance in Medicine. PMID 38594906 DOI: 10.1002/mrm.30091 |
0.42 |
|
| 2023 |
Ji Y, Wu W, de Buck MHS, Okell T, Jezzard P. Highly accelerated intracranial time-of-flight magnetic resonance angiography using wave-encoding. Magnetic Resonance in Medicine. PMID 37010811 DOI: 10.1002/mrm.29647 |
0.436 |
|
| 2022 |
Okell TW, Chiew M. Optimization of 4D combined angiography and perfusion using radial imaging and arterial spin labeling. Magnetic Resonance in Medicine. PMID 36533868 DOI: 10.1002/mrm.29558 |
0.331 |
|
| 2022 |
Woods JG, Schauman SS, Chiew M, Chappell MA, Okell TW. Time-encoded pseudo-continuous arterial spin labeling: Increasing SNR in ASL dynamic angiography. Magnetic Resonance in Medicine. PMID 36255158 DOI: 10.1002/mrm.29491 |
0.383 |
|
| 2022 |
Duff E, Zelaya F, Almagro FA, Miller KL, Martin N, Nichols TE, Taschler B, Griffanti L, Arthofer C, Douaud G, Wang C, Okell TW, Bethlehem RAI, Eickel K, Günther M, et al. Reliability of multi-site UK Biobank MRI brain phenotypes for the assessment of neuropsychiatric complications of SARS-CoV-2 infection: The COVID-CNS travelling heads study. Plos One. 17: e0273704. PMID 36173949 DOI: 10.1371/journal.pone.0273704 |
0.534 |
|
| 2022 |
Clement P, Castellaro M, Okell TW, Thomas DL, Vandemaele P, Elgayar S, Oliver-Taylor A, Kirk T, Woods JG, Vos SB, Kuijer JPA, Achten E, van Osch MJP, Detre JA, Lu H, et al. ASL-BIDS, the brain imaging data structure extension for arterial spin labeling. Scientific Data. 9: 543. PMID 36068231 DOI: 10.1038/s41597-022-01615-9 |
0.398 |
|
| 2022 |
Msayib Y, Harston GWJ, Ray KJ, Larkin JR, Sutherland BA, Sheerin F, Blockley NP, Okell TW, Jezzard P, Baldwin A, Sibson NR, Kennedy J, Chappell MA. Quantitative chemical exchange saturation transfer imaging of nuclear overhauser effects in acute ischemic stroke. Magnetic Resonance in Medicine. PMID 35253936 DOI: 10.1002/mrm.29187 |
0.506 |
|
| 2021 |
Griffanti L, Raman B, Alfaro-Almagro F, Filippini N, Cassar MP, Sheerin F, Okell TW, Kennedy McConnell FA, Chappell MA, Wang C, Arthofer C, Lange FJ, Andersson J, Mackay CE, Tunnicliffe EM, et al. Adapting the UK Biobank Brain Imaging Protocol and Analysis Pipeline for the C-MORE Multi-Organ Study of COVID-19 Survivors. Frontiers in Neurology. 12: 753284. PMID 34777224 DOI: 10.3389/fneur.2021.753284 |
0.554 |
|
| 2021 |
Zhang LX, Woods JG, Okell TW, Chappell MA. Examination of optimized protocols for pCASL: Sensitivity to macrovascular contamination, flow dispersion, and prolonged arterial transit time. Magnetic Resonance in Medicine. PMID 34009682 DOI: 10.1002/mrm.28839 |
0.371 |
|
| 2021 |
van der Plas MCE, Schmid S, Versluis MJ, Okell TW, van Osch MJP. Time-encoded golden angle radial arterial spin labeling: Simultaneous acquisition of angiography and perfusion data. Nmr in Biomedicine. e4519. PMID 33939218 DOI: 10.1002/nbm.4519 |
0.366 |
|
| 2021 |
Suri S, Bulte D, Chiesa ST, Ebmeier KP, Jezzard P, Rieger SW, Pitt JE, Griffanti L, Okell TW, Craig M, Chappell MA, Blockley NP, Kivimäki M, Singh-Manoux A, Khir AW, et al. Study Protocol: The Heart and Brain Study. Frontiers in Physiology. 12: 643725. PMID 33868011 DOI: 10.3389/fphys.2021.643725 |
0.497 |
|
| 2021 |
Raman B, Cassar MP, Tunnicliffe EM, Filippini N, Griffanti L, Alfaro-Almagro F, Okell T, Sheerin F, Xie C, Mahmod M, Mózes FE, Lewandowski AJ, Ohuma EO, Holdsworth D, Lamlum H, et al. Medium-term effects of SARS-CoV-2 infection on multiple vital organs, exercise capacity, cognition, quality of life and mental health, post-hospital discharge. Eclinicalmedicine. 31: 100683. PMID 33490928 DOI: 10.1016/j.eclinm.2020.100683 |
0.395 |
|
| 2020 |
Woods JG, Chappell MA, Okell TW. Designing and comparing optimized pseudo-continuous Arterial Spin Labeling protocols for measurement of cerebral blood flow. Neuroimage. 223: 117246. PMID 32853814 DOI: 10.1016/j.neuroimage.2020.117246 |
0.321 |
|
| 2020 |
Tong Y, Jezzard P, Okell TW, Clarke WT. Improving PCASL at ultra-high field using a VERSE-guided parallel transmission strategy. Magnetic Resonance in Medicine. PMID 31971634 DOI: 10.1002/Mrm.28173 |
0.567 |
|
| 2019 |
Pinto J, Chappell MA, Okell TW, Mezue M, Segerdahl AR, Tracey I, Vilela P, Figueiredo P. Calibration of arterial spin labeling data-potential pitfalls in post-processing. Magnetic Resonance in Medicine. PMID 31605558 DOI: 10.1002/mrm.28000 |
0.383 |
|
| 2019 |
Schauman SS, Chiew M, Okell TW. Highly accelerated vessel-selective arterial spin labeling angiography using sparsity and smoothness constraints. Magnetic Resonance in Medicine. PMID 31538357 DOI: 10.1002/Mrm.27979 |
0.442 |
|
| 2019 |
Berry ESK, Jezzard P, Okell TW. The advantages of radial trajectories for vessel-selective dynamic angiography with arterial spin labeling. Magma (New York, N.Y.). PMID 31422519 DOI: 10.1007/S10334-019-00771-1 |
0.613 |
|
| 2019 |
Carone D, Harston GWJ, Garrard J, De Angeli F, Griffanti L, Okell TW, Chappell MA, Kennedy J. ICA-based denoising for ASL perfusion imaging. Neuroimage. 200: 363-372. PMID 31276796 DOI: 10.1016/j.neuroimage.2019.07.002 |
0.375 |
|
| 2019 |
Phellan R, Lindner T, Helle M, Falcão AX, Okell TW, Forkert ND. A methodology for generating four-dimensional arterial spin labeling MR angiography virtual phantoms. Medical Image Analysis. 56: 184-192. PMID 31229762 DOI: 10.1016/j.media.2019.06.002 |
0.359 |
|
| 2019 |
Msayib Y, Harston GWJ, Sheerin F, Blockley NP, Okell TW, Jezzard P, Kennedy J, Chappell MA. Partial volume correction for quantitative CEST imaging of acute ischemic stroke. Magnetic Resonance in Medicine. PMID 31199009 DOI: 10.1002/Mrm.27872 |
0.516 |
|
| 2019 |
Okell TW, Harston GWJ, Chappell MA, Sheerin F, Kennedy J, Jezzard P. Measurement of collateral perfusion in acute stroke: a vessel-encoded arterial spin labeling study. Scientific Reports. 9: 8181. PMID 31160620 DOI: 10.1038/S41598-019-44417-7 |
0.615 |
|
| 2019 |
Berry ESK, Jezzard P, Okell TW. Off-resonance correction for pseudo-continuous arterial spin labeling using the optimized encoding scheme. Neuroimage. PMID 31158481 DOI: 10.1016/J.Neuroimage.2019.05.083 |
0.625 |
|
| 2019 |
O'Brien C, Okell TW, Chiew M, Jezzard P. Volume-localized measurement of oxygen extraction fraction in the brain using MRI. Magnetic Resonance in Medicine. PMID 31131930 DOI: 10.1002/Mrm.27823 |
0.689 |
|
| 2019 |
Msayib Y, Harston GWJ, Tee YK, Sheerin F, Blockley NP, Okell TW, Jezzard P, Kennedy J, Chappell MA. Quantitative CEST imaging of amide proton transfer in acute ischaemic stroke. Neuroimage. Clinical. 23: 101833. PMID 31063943 DOI: 10.1016/J.Nicl.2019.101833 |
0.531 |
|
| 2019 |
Stone AJ, Harston GWJ, Carone D, Okell TW, Kennedy J, Blockley NP. Prospects for investigating brain oxygenation in acute stroke: Experience with a non-contrast quantitative BOLD based approach. Human Brain Mapping. PMID 30860660 DOI: 10.1002/Hbm.24564 |
0.331 |
|
| 2019 |
Suzuki Y, Okell TW, Fujima N, van Osch MJP. Acceleration of vessel-selective dynamic MR Angiography by pseudocontinuous arterial spin labeling in combination with Acquisition of ConTRol and labEled images in the Same Shot (ACTRESS). Magnetic Resonance in Medicine. 81: 2995-3006. PMID 30506957 DOI: 10.1002/mrm.27619 |
0.407 |
|
| 2019 |
Suzuki Y, van Osch MJP, Fujima N, Okell TW. Optimization of the spatial modulation function of vessel-encoded pseudo-continuous arterial spin labeling and its application to dynamic angiography. Magnetic Resonance in Medicine. 81: 410-423. PMID 30230589 DOI: 10.1002/mrm.27418 |
0.394 |
|
| 2019 |
Okell TW. Combined angiography and perfusion using radial imaging and arterial spin labeling. Magnetic Resonance in Medicine. 81: 182-194. PMID 30024066 DOI: 10.1002/mrm.27366 |
0.489 |
|
| 2018 |
Woods JG, Chappell MA, Okell TW. A general framework for optimizing arterial spin labeling MRI experiments. Magnetic Resonance in Medicine. PMID 30588656 DOI: 10.1002/mrm.27580 |
0.364 |
|
| 2018 |
Okell TW, Garcia M, Chappell MA, Byrne JV, Jezzard P. Visualizing artery-specific blood flow patterns above the circle of Willis with vessel-encoded arterial spin labeling. Magnetic Resonance in Medicine. PMID 30357925 DOI: 10.1002/Mrm.27507 |
0.644 |
|
| 2018 |
Suzuki Y, Okell TW, Chappell MA, van Osch MJP. A framework for motion correction of background suppressed arterial spin labeling perfusion images acquired with simultaneous multi-slice EPI. Magnetic Resonance in Medicine. PMID 30311694 DOI: 10.1002/mrm.27499 |
0.379 |
|
| 2018 |
Larkin JR, Simard MA, Khrapitchev AA, Meakin JA, Okell TW, Craig M, Ray KJ, Jezzard P, Chappell MA, Sibson NR. Quantitative blood flow measurement in rat brain with multiphase arterial spin labelling magnetic resonance imaging. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 271678X18756218. PMID 29498562 DOI: 10.1177/0271678X18756218 |
0.551 |
|
| 2018 |
Hartkamp NS, Petersen ET, Chappell MA, Okell TW, Uyttenboogaart M, Zeebregts CJ, Bokkers RP. Relationship between haemodynamic impairment and collateral blood flow in carotid artery disease. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 38: 2021-2032. PMID 28776469 DOI: 10.1177/0271678X17724027 |
0.409 |
|
| 2017 |
Jezzard P, Chappell MA, Okell TW. Arterial spin labeling for the measurement of cerebral perfusion and angiography. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 271678X17743240. PMID 29168667 DOI: 10.1177/0271678X17743240 |
0.625 |
|
| 2017 |
Zhao MY, Mezue M, Segerdahl AR, Okell TW, Tracey I, Xiao Y, Chappell MA. A systematic study of the sensitivity of partial volume correction methods for the quantification of perfusion from pseudo-continuous arterial spin labeling MRI. Neuroimage. PMID 28887087 DOI: 10.1016/j.neuroimage.2017.08.072 |
0.324 |
|
| 2017 |
Donahue MJ, Achten E, Cogswell PM, De Leeuw FE, Derdeyn CP, Dijkhuizen RM, Fan AP, Ghaznawi R, Heit JJ, Ikram MA, Jezzard P, Jordan LC, Jouvent E, Knutsson L, Leigh R, ... ... Okell TW, et al. Consensus statement on current and emerging methods for the diagnosis and evaluation of cerebrovascular disease. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 271678X17721830. PMID 28816594 DOI: 10.1177/0271678X17721830 |
0.522 |
|
| 2017 |
Garcia M, Okell TW, Gloor M, Chappell MA, Jezzard P, Bieri O, Byrne JV. Feasibility of Flat Panel Detector CT in Perfusion Assessment of Brain Arteriovenous Malformations: Initial Clinical Experience. Ajnr. American Journal of Neuroradiology. PMID 28209577 DOI: 10.3174/Ajnr.A5091 |
0.554 |
|
| 2016 |
Harston GW, Okell TW, Sheerin F, Schulz U, Mathieson P, Reckless I, Shah K, Ford GA, Chappell MA, Jezzard P, Kennedy J. Quantification of Serial Cerebral Blood Flow in Acute Stroke Using Arterial Spin Labeling. Stroke. PMID 27879446 DOI: 10.1161/Strokeaha.116.014707 |
0.617 |
|
| 2016 |
Okell TW, Schmitt P, Bi X, Chappell MA, Tijssen RH, Sheerin F, Miller KL, Jezzard P. Optimization of 4D vessel-selective arterial spin labeling angiography using balanced steady-state free precession and vessel-encoding. Nmr in Biomedicine. PMID 27074149 DOI: 10.1002/Nbm.3515 |
0.632 |
|
| 2015 |
Frost R, Hess AT, Okell TW, Chappell MA, Tisdall MD, van der Kouwe AJ, Jezzard P. Prospective motion correction and selective reacquisition using volumetric navigators for vessel-encoded arterial spin labeling dynamic angiography. Magnetic Resonance in Medicine. PMID 26567122 DOI: 10.1002/Mrm.26040 |
0.555 |
|
| 2015 |
Harston GW, Tee YK, Blockley N, Okell TW, Thandeswaran S, Shaya G, Sheerin F, Cellerini M, Payne S, Jezzard P, Chappell M, Kennedy J. Identifying the ischaemic penumbra using pH-weighted magnetic resonance imaging. Brain : a Journal of Neurology. 138: 36-42. PMID 25564491 DOI: 10.1093/Brain/Awu374 |
0.532 |
|
| 2014 |
Berry ES, Jezzard P, Okell TW. An optimized encoding scheme for planning vessel-encoded pseudocontinuous arterial spin labeling. Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine / Society of Magnetic Resonance in Medicine. PMID 25351616 DOI: 10.1002/Mrm.25508 |
0.602 |
|
| 2014 |
Mezue M, Segerdahl AR, Okell TW, Chappell MA, Kelly ME, Tracey I. Optimization and reliability of multiple postlabeling delay pseudo-continuous arterial spin labeling during rest and stimulus-induced functional task activation. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 34: 1919-27. PMID 25269517 DOI: 10.1038/jcbfm.2014.163 |
0.409 |
|
| 2014 |
Tee YK, Harston GW, Blockley N, Okell TW, Levman J, Sheerin F, Cellerini M, Jezzard P, Kennedy J, Payne SJ, Chappell MA. Comparing different analysis methods for quantifying the MRI amide proton transfer (APT) effect in hyperacute stroke patients. Nmr in Biomedicine. 27: 1019-29. PMID 24913989 DOI: 10.1002/Nbm.3147 |
0.519 |
|
| 2014 |
Hartkamp NS, Helle M, Chappell MA, Okell TW, Hendrikse J, Bokkers RP, van Osch MJ. Validation of planning-free vessel-encoded pseudo-continuous arterial spin labeling MR imaging as territorial-ASL strategy by comparison to super-selective p-CASL MRI. Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine / Society of Magnetic Resonance in Medicine. 71: 2059-70. PMID 23878062 DOI: 10.1002/mrm.24872 |
0.438 |
|
| 2013 |
Kelly ME, Rowland MJ, Okell TW, Chappell MA, Corkill R, Kerr RS, Westbrook J, Jezzard P, Pattinson KT. Pseudo-continuous arterial spin labelling MRI for non-invasive, whole-brain, serial quantification of cerebral blood flow following aneurysmal subarachnoid haemorrhage. Translational Stroke Research. 4: 710-8. PMID 24323425 DOI: 10.1007/S12975-013-0269-Y |
0.629 |
|
| 2013 |
Okell TW, Chappell MA, Kelly ME, Jezzard P. Cerebral blood flow quantification using vessel-encoded arterial spin labeling. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 33: 1716-24. PMID 23921895 DOI: 10.1038/Jcbfm.2013.129 |
0.655 |
|
| 2013 |
Okell TW, Chappell MA, Jezzard P. A theoretical framework for quantifying blood volume flow rate from dynamic angiographic data and application to vessel-encoded arterial spin labeling MRI. Medical Image Analysis. 17: 1025-36. PMID 23871963 DOI: 10.1016/J.Media.2013.06.005 |
0.623 |
|
| 2012 |
Chappell MA, Okell TW, Payne SJ, Jezzard P, Woolrich MW. A fast analysis method for non-invasive imaging of blood flow in individual cerebral arteries using vessel-encoded arterial spin labelling angiography. Medical Image Analysis. 16: 831-9. PMID 22322066 DOI: 10.1016/J.Media.2011.12.004 |
0.639 |
|
| 2012 |
Okell TW, Chappell MA, Schulz UG, Jezzard P. A kinetic model for vessel-encoded dynamic angiography with arterial spin labeling. Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine / Society of Magnetic Resonance in Medicine. 68: 969-79. PMID 22246669 DOI: 10.1002/Mrm.23311 |
0.655 |
|
| 2010 |
Chappell MA, Okell TW, Jezzard P, Woolrich MW. A general framework for the analysis of vessel encoded arterial spin labeling for vascular territory mapping. Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine / Society of Magnetic Resonance in Medicine. 64: 1529-39. PMID 20677231 DOI: 10.1002/Mrm.22524 |
0.65 |
|
| 2010 |
Okell TW, Chappell MA, Woolrich MW, Günther M, Feinberg DA, Jezzard P. Vessel-encoded dynamic magnetic resonance angiography using arterial spin labeling. Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine / Society of Magnetic Resonance in Medicine. 64: 430-8. PMID 20665787 DOI: 10.1002/Mrm.22412 |
0.655 |
|
| 2010 |
Okell TW, Chappell MA, Woolrich MW, Günther M, Feinberg DA, Jezzard P. Vessel-encoded dynamic magnetic resonance angiography using arterial spin labeling. Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine / Society of Magnetic Resonance in Medicine. 64: 698-706. PMID 20535814 DOI: 10.1002/Mrm.22458 |
0.655 |
|
| 2009 |
Chappell MA, Okell TW, Jezzard P, Woolrich MW. Vascular territory image analysis using vessel encoded arterial spin labeling. Medical Image Computing and Computer-Assisted Intervention : Miccai ... International Conference On Medical Image Computing and Computer-Assisted Intervention. 12: 514-21. PMID 20426151 DOI: 10.1007/978-3-642-04271-3_63 |
0.65 |
|
| 2009 |
Chappell M, Okell T, Jezzard P, Woolrich M. A Probabilistic Model-Based approach for the analysis of vessel encoded arterial spin labelling Neuroimage. 47: S145. DOI: 10.1016/S1053-8119(09)71467-3 |
0.64 |
|
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