Nicholas P. Blockley, PhD - Publications

Affiliations: 
FMRIB University of Oxford, Oxford, United Kingdom 
Area:
MR Physics

35 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2023 Le LNN, Wheeler GJ, Holy EN, Donnay CA, Blockley NP, Yee AH, Ng KL, Fan AP. Cortical oxygen extraction fraction using quantitative BOLD MRI and cerebral blood flow during vasodilation. Frontiers in Physiology. 14: 1231793. PMID 37869717 DOI: 10.3389/fphys.2023.1231793  0.444
2023 Pinto J, Blockley NP, Harkin JW, Bulte DP. Modelling spatiotemporal dynamics of cerebral blood flow using multiple-timepoint arterial spin labelling MRI. Frontiers in Physiology. 14: 1142359. PMID 37304817 DOI: 10.3389/fphys.2023.1142359  0.354
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  0.497
2021 Duffin J, Bright MG, Blockley NP. Editorial: Imaging Cerebrovascular Reactivity: Physiology, Physics and Therapy. Frontiers in Physiology. 12: 740792. PMID 34483975 DOI: 10.3389/fphys.2021.740792  0.644
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  0.471
2019 Cherukara MT, Stone AJ, Chappell MA, Blockley NP. Model-based Bayesian inference of brain oxygenation using quantitative BOLD. Neuroimage. 116106. PMID 31430532 DOI: 10.1016/J.Neuroimage.2019.116106  0.483
2019 Stone AJ, Holland NC, Berman AL, Blockley NP. Simulations of the effect of diffusion on asymmetric spin echo based quantitative BOLD: An investigation of the origin of deoxygenated blood volume overestimation. Neuroimage. 116035. PMID 31326570 DOI: 10.1016/J.Neuroimage.2019.116035  0.493
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  0.598
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  0.564
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  0.445
2019 Wesolowski R, Blockley NP, Driver ID, Francis ST, Gowland PA. Coupling between cerebral blood flow and cerebral blood volume: Contributions of different vascular compartments. Nmr in Biomedicine. e4061. PMID 30657208 DOI: 10.1002/Nbm.4061  0.716
2017 Bright MG, Croal PL, Blockley NP, Bulte DP. Multiparametric measurement of cerebral physiology using calibrated fMRI. Neuroimage. PMID 29277404 DOI: 10.1016/J.Neuroimage.2017.12.049  0.766
2017 Seiler A, Blockley NP, Deichmann R, Nöth U, Singer OC, Chappell MA, Klein JC, Wagner M. The relationship between blood flow impairment and oxygen depletion in acute ischemic stroke imaged with magnetic resonance imaging. Journal of Cerebral Blood Flow and Metabolism : Official Journal of the International Society of Cerebral Blood Flow and Metabolism. 271678X17732448. PMID 28929836 DOI: 10.1177/0271678X17732448  0.414
2017 Blockley NP, Harkin JW, Bulte DP. Rapid cerebrovascular reactivity mapping: Enabling vascular reactivity information to be routinely acquired. Neuroimage. 159: 214-223. PMID 28756241 DOI: 10.1016/J.Neuroimage.2017.07.048  0.379
2016 Stone AJ, Blockley NP. A streamlined acquisition for mapping baseline brain oxygenation using quantitative BOLD. Neuroimage. PMID 27915118 DOI: 10.1016/J.Neuroimage.2016.11.057  0.484
2016 Blockley NP, Stone AJ. Improving the specificity of R2' to the deoxyhaemoglobin content of brain tissue: Prospective correction of macroscopic magnetic field gradients. Neuroimage. PMID 27150229 DOI: 10.1016/J.Neuroimage.2016.04.013  0.358
2016 Merola A, Murphy K, Stone AJ, Germuska MA, Griffeth VE, Blockley NP, Buxton RB, Wise RG. Measurement of oxygen extraction fraction (OEF): An optimized BOLD signal model for use with hypercapnic and hyperoxic calibration. Neuroimage. PMID 26801605 DOI: 10.1016/J.Neuroimage.2016.01.021  0.793
2016 Simon AB, Dubowitz DJ, Blockley NP, Buxton RB. A novel Bayesian approach to accounting for uncertainty in fMRI-derived estimates of cerebral oxygen metabolism fluctuations. Neuroimage. PMID 26790354 DOI: 10.1016/J.Neuroimage.2016.01.001  0.663
2015 Blockley NP, Griffeth VE, Stone AJ, Hare HV, Bulte DP. Sources of systematic error in calibrated BOLD based mapping of baseline oxygen extraction fraction. Neuroimage. 122: 105-113. PMID 26254114 DOI: 10.1016/J.Neuroimage.2015.07.059  0.821
2015 Driver ID, Andoh J, Blockley NP, Francis ST, Gowland PA, Paus T. Hemispheric asymmetry in cerebrovascular reactivity of the human primary motor cortex: an in vivo study at 7 T. Nmr in Biomedicine. 28: 538-45. PMID 25788020 DOI: 10.1002/Nbm.3282  0.639
2015 Hare HV, Blockley NP, Gardener AG, Clare S, Bulte DP. Investigating the field-dependence of the Davis model: Calibrated fMRI at 1.5, 3 and 7T. Neuroimage. 112: 189-96. PMID 25783207 DOI: 10.1016/J.Neuroimage.2015.02.068  0.414
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  0.566
2015 Blockley NP, Griffeth VE, Simon AB, Dubowitz DJ, Buxton RB. Calibrating the BOLD response without administering gases: comparison of hypercapnia calibration with calibration using an asymmetric spin echo. Neuroimage. 104: 423-9. PMID 25451475 DOI: 10.1016/J.Neuroimage.2014.09.061  0.781
2015 Blockley NP, Griffeth VEM, Simon AB, Buxton RB. Quantitative fMRI Fmri: From Nuclear Spins to Brain Functions. 215-243. DOI: 10.1007/978-1-4899-7591-1_9  0.505
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  0.567
2014 Griffeth VEM, Blockley NP, Simon AB, Buxton RB. Correction: A new functional MRI approach for investigating modulations of brain oxygen metabolism (PLoS ONE) Plos One. 9. DOI: 10.1371/Annotation/3Cbbc36B-12Ee-4Ec3-Ae8E-14E8E7209018  0.563
2013 Griffeth VE, Blockley NP, Simon AB, Buxton RB. A New Functional MRI Approach for Investigating Modulations of Brain Oxygen Metabolism. Plos One. 8: e68122. PMID 23826367 DOI: 10.1371/Journal.Pone.0068122  0.806
2013 Blockley NP, Griffeth VE, Germuska MA, Bulte DP, Buxton RB. An analysis of the use of hyperoxia for measuring venous cerebral blood volume: comparison of the existing method with a new analysis approach. Neuroimage. 72: 33-40. PMID 23370053 DOI: 10.1016/J.Neuroimage.2013.01.039  0.79
2013 Blockley NP, Griffeth VE, Simon AB, Buxton RB. A review of calibrated blood oxygenation level-dependent (BOLD) methods for the measurement of task-induced changes in brain oxygen metabolism. Nmr in Biomedicine. 26: 987-1003. PMID 22945365 DOI: 10.1002/Nbm.2847  0.79
2012 Blockley NP, Griffeth VE, Buxton RB. A general analysis of calibrated BOLD methodology for measuring CMRO2 responses: comparison of a new approach with existing methods. Neuroimage. 60: 279-89. PMID 22155329 DOI: 10.1016/J.Neuroimage.2011.11.081  0.794
2012 Blockley NP, Driver ID, Fisher JA, Francis ST, Gowland PA. Measuring venous blood volume changes during activation using hyperoxia. Neuroimage. 59: 3266-74. PMID 22146751 DOI: 10.1016/J.Neuroimage.2011.11.041  0.698
2011 Blockley NP, Driver ID, Francis ST, Fisher JA, Gowland PA. An improved method for acquiring cerebrovascular reactivity maps. Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine / Society of Magnetic Resonance in Medicine. 65: 1278-86. PMID 21500256 DOI: 10.1002/Mrm.22719  0.661
2010 Driver I, Blockley N, Fisher J, Francis S, Gowland P. The change in cerebrovascular reactivity between 3 T and 7 T measured using graded hypercapnia. Neuroimage. 51: 274-9. PMID 20056163 DOI: 10.1016/J.Neuroimage.2009.12.113  0.61
2009 Blockley NP, Francis ST, Gowland PA. Perturbation of the BOLD response by a contrast agent and interpretation through a modified balloon model. Neuroimage. 48: 84-93. PMID 19559799 DOI: 10.1016/J.Neuroimage.2009.06.038  0.723
2008 Blockley NP, Jiang L, Gardener AG, Ludman CN, Francis ST, Gowland PA. Field strength dependence of R1 and R2* relaxivities of human whole blood to ProHance, Vasovist, and deoxyhemoglobin. Magnetic Resonance in Medicine : Official Journal of the Society of Magnetic Resonance in Medicine / Society of Magnetic Resonance in Medicine. 60: 1313-20. PMID 19030165 DOI: 10.1002/Mrm.21792  0.606
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