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Items: 1 to 50 of 148

1.

Cerebral blood volume changes during the BOLD post-stimulus undershoot measured with a combined normoxia/hyperoxia method.

Liu EY, Haist F, Dubowitz DJ, Buxton RB.

Neuroimage. 2018 Oct 10;185:154-163. doi: 10.1016/j.neuroimage.2018.10.032. [Epub ahead of print]

PMID:
30315908
2.

Post-stimulus fMRI and EEG responses: Evidence for a neuronal origin hypothesised to be inhibitory.

Mullinger KJ, Cherukara MT, Buxton RB, Francis ST, Mayhew SD.

Neuroimage. 2017 Aug 15;157:388-399. doi: 10.1016/j.neuroimage.2017.06.020. Epub 2017 Jun 10.

3.

Two-photon microscopy measurement of cerebral metabolic rate of oxygen using periarteriolar oxygen concentration gradients.

Sakadžić S, Yaseen MA, Jaswal R, Roussakis E, Dale AM, Buxton RB, Vinogradov SA, Boas DA, Devor A.

Neurophotonics. 2016 Oct;3(4):045005. Epub 2016 Oct 17.

4.

Validation and optimization of hypercapnic-calibrated fMRI from oxygen-sensitive two-photon microscopy.

Gagnon L, Sakadžić S, Lesage F, Pouliot P, Dale AM, Devor A, Buxton RB, Boas DA.

Philos Trans R Soc Lond B Biol Sci. 2016 Oct 5;371(1705). pii: 20150359. doi: 10.1098/rstb.2015.0359.

5.

The roadmap for estimation of cell-type-specific neuronal activity from non-invasive measurements.

Uhlirova H, Kılıç K, Tian P, Sakadžić S, Gagnon L, Thunemann M, Desjardins M, Saisan PA, Nizar K, Yaseen MA, Hagler DJ Jr, Vandenberghe M, Djurovic S, Andreassen OA, Silva GA, Masliah E, Kleinfeld D, Vinogradov S, Buxton RB, Einevoll GT, Boas DA, Dale AM, Devor A.

Philos Trans R Soc Lond B Biol Sci. 2016 Oct 5;371(1705). pii: 20150356. doi: 10.1098/rstb.2015.0356. Review.

6.

Cell type specificity of neurovascular coupling in cerebral cortex.

Uhlirova H, Kılıç K, Tian P, Thunemann M, Desjardins M, Saisan PA, Sakadžić S, Ness TV, Mateo C, Cheng Q, Weldy KL, Razoux F, Vandenberghe M, Cremonesi JA, Ferri CG, Nizar K, Sridhar VB, Steed TC, Abashin M, Fainman Y, Masliah E, Djurovic S, Andreassen OA, Silva GA, Boas DA, Kleinfeld D, Buxton RB, Einevoll GT, Dale AM, Devor A.

Elife. 2016 May 31;5. pii: e14315. doi: 10.7554/eLife.14315.

7.

Measurement of oxygen extraction fraction (OEF): An optimized BOLD signal model for use with hypercapnic and hyperoxic calibration.

Merola A, Murphy K, Stone AJ, Germuska MA, Griffeth VEM, Blockley NP, Buxton RB, Wise RG.

Neuroimage. 2016 Apr 1;129:159-174. doi: 10.1016/j.neuroimage.2016.01.021. Epub 2016 Jan 20.

8.

A novel Bayesian approach to accounting for uncertainty in fMRI-derived estimates of cerebral oxygen metabolism fluctuations.

Simon AB, Dubowitz DJ, Blockley NP, Buxton RB.

Neuroimage. 2016 Apr 1;129:198-213. doi: 10.1016/j.neuroimage.2016.01.001. Epub 2016 Jan 11.

9.

Beyond BOLD correlations: A more quantitative approach for investigating brain networks.

Buxton RB.

J Cereb Blood Flow Metab. 2016 Mar;36(3):461-2. doi: 10.1177/0271678X15615481. Epub 2015 Nov 5. No abstract available.

10.

Acetazolamide during acute hypoxia improves tissue oxygenation in the human brain.

Wang K, Smith ZM, Buxton RB, Swenson ER, Dubowitz DJ.

J Appl Physiol (1985). 2015 Dec 15;119(12):1494-500. doi: 10.1152/japplphysiol.00117.2015. Epub 2015 Oct 15.

11.

Wedge-shaped slice-selective adiabatic inversion pulse for controlling temporal width of bolus in pulsed arterial spin labeling.

Guo J, Buxton RB, Wong EC.

Magn Reson Med. 2016 Sep;76(3):838-47. doi: 10.1002/mrm.25989. Epub 2015 Oct 9.

12.

A statistical clustering approach to discriminating perfusion from conduit vessel signal contributions in a pulmonary ASL MR image.

Walker SC, Asadi AK, Hopkins SR, Buxton RB, Prisk GK.

NMR Biomed. 2015 Sep;28(9):1117-24. doi: 10.1002/nbm.3358. Epub 2015 Jul 16.

13.

Striatal and Pallidal Activation during Reward Modulated Movement Using a Translational Paradigm.

Bischoff-Grethe A, Buxton RB, Paulus MP, Fleisher AS, Yang TT, Brown GG.

J Int Neuropsychol Soc. 2015 Jul;21(6):399-411. doi: 10.1017/S1355617715000491. Epub 2015 Jul 9.

14.

Understanding the dynamic relationship between cerebral blood flow and the BOLD signal: Implications for quantitative functional MRI.

Simon AB, Buxton RB.

Neuroimage. 2015 Aug 1;116:158-67. doi: 10.1016/j.neuroimage.2015.03.080. Epub 2015 Apr 8.

15.

Quantifying the microvascular origin of BOLD-fMRI from first principles with two-photon microscopy and an oxygen-sensitive nanoprobe.

Gagnon L, Sakadžić S, Lesage F, Musacchia JJ, Lefebvre J, Fang Q, Yücel MA, Evans KC, Mandeville ET, Cohen-Adad J, Polimeni JR, Yaseen MA, Lo EH, Greve DN, Buxton RB, Dale AM, Devor A, Boas DA.

J Neurosci. 2015 Feb 25;35(8):3663-75. doi: 10.1523/JNEUROSCI.3555-14.2015.

16.

Calibrating the BOLD response without administering gases: comparison of hypercapnia calibration with calibration using an asymmetric spin echo.

Blockley NP, Griffeth VE, Simon AB, Dubowitz DJ, Buxton RB.

Neuroimage. 2015 Jan 1;104:423-9. doi: 10.1016/j.neuroimage.2014.09.061. Epub 2014 Oct 14.

17.

Inhaled nitric oxide alters the distribution of blood flow in the healthy human lung, suggesting active hypoxic pulmonary vasoconstriction in normoxia.

Asadi AK, Sá RC, Kim NH, Theilmann RJ, Hopkins SR, Buxton RB, Prisk GK.

J Appl Physiol (1985). 2015 Feb 1;118(3):331-43. doi: 10.1152/japplphysiol.01354.2013. Epub 2014 Nov 26.

18.

The coupling of cerebral blood flow and oxygen metabolism with brain activation is similar for simple and complex stimuli in human primary visual cortex.

Griffeth VE, Simon AB, Buxton RB.

Neuroimage. 2015 Jan 1;104:156-62. doi: 10.1016/j.neuroimage.2014.10.003. Epub 2014 Oct 13.

19.

Variability of the coupling of blood flow and oxygen metabolism responses in the brain: a problem for interpreting BOLD studies but potentially a new window on the underlying neural activity.

Buxton RB, Griffeth VE, Simon AB, Moradi F, Shmuel A.

Front Neurosci. 2014 Jun 11;8:139. doi: 10.3389/fnins.2014.00139. eCollection 2014. Erratum in: Front Neurosci. 2014 Sep;8:241. Shmuel, Amir [added].

20.

3-Nitropropionic acid-induced ischemia tolerance in the rat brain is mediated by reduced metabolic activity and cerebral blood flow.

Bracko O, Di Pietro V, Lazzarino G, Amorini AM, Tavazzi B, Artmann J, Wong EC, Buxton RB, Weller M, Luft AR, Wegener S.

J Cereb Blood Flow Metab. 2014 Sep;34(9):1522-30. doi: 10.1038/jcbfm.2014.112. Epub 2014 Jun 18.

21.

The challenge of connecting the dots in the B.R.A.I.N.

Devor A, Bandettini PA, Boas DA, Bower JM, Buxton RB, Cohen LB, Dale AM, Einevoll GT, Fox PT, Franceschini MA, Friston KJ, Fujimoto JG, Geyer MA, Greenberg JH, Halgren E, Hämäläinen MS, Helmchen F, Hyman BT, Jasanoff A, Jernigan TL, Judd LL, Kim SG, Kleinfeld D, Kopell NJ, Kutas M, Kwong KK, Larkum ME, Lo EH, Magistretti PJ, Mandeville JB, Masliah E, Mitra PP, Mobley WC, Moskowitz MA, Nimmerjahn A, Reynolds JH, Rosen BR, Salzberg BM, Schaffer CB, Silva GA, So PT, Spitzer NC, Tootell RB, Van Essen DC, Vanduffel W, Vinogradov SA, Wald LL, Wang LV, Weber B, Yodh AG.

Neuron. 2013 Oct 16;80(2):270-4. doi: 10.1016/j.neuron.2013.09.008.

22.

The physics of functional magnetic resonance imaging (fMRI).

Buxton RB.

Rep Prog Phys. 2013 Sep;76(9):096601. doi: 10.1088/0034-4885/76/9/096601. Epub 2013 Sep 4. Review.

23.

A New Functional MRI Approach for Investigating Modulations of Brain Oxygen Metabolism.

Griffeth VE, Blockley NP, Simon AB, Buxton RB.

PLoS One. 2013 Jun 27;8(6):e68122. doi: 10.1371/journal.pone.0068122. Print 2013. Erratum in: PLoS One. 2014;9(1). doi:10.1371/annotation/3cbbc36b-12ee-4ec3-ae8e-14e8e7209018.

24.

The time of maximum post-ischemic hyperperfusion indicates infarct growth following transient experimental ischemia.

Wegener S, Artmann J, Luft AR, Buxton RB, Weller M, Wong EC.

PLoS One. 2013 May 31;8(5):e65322. doi: 10.1371/journal.pone.0065322. Print 2013.

25.

Adaptation of cerebral oxygen metabolism and blood flow and modulation of neurovascular coupling with prolonged stimulation in human visual cortex.

Moradi F, Buxton RB.

Neuroimage. 2013 Nov 15;82:182-9. doi: 10.1016/j.neuroimage.2013.05.110. Epub 2013 May 31.

26.

The gravitational distribution of ventilation-perfusion ratio is more uniform in prone than supine posture in the normal human lung.

Henderson AC, Sá RC, Theilmann RJ, Buxton RB, Prisk GK, Hopkins SR.

J Appl Physiol (1985). 2013 Aug 1;115(3):313-24. doi: 10.1152/japplphysiol.01531.2012. Epub 2013 Apr 25.

27.
28.

An analysis of the use of hyperoxia for measuring venous cerebral blood volume: comparison of the existing method with a new analysis approach.

Blockley NP, Griffeth VE, Germuska MA, Bulte DP, Buxton RB.

Neuroimage. 2013 May 15;72:33-40. doi: 10.1016/j.neuroimage.2013.01.039. Epub 2013 Jan 28.

29.

Coupling of cerebral blood flow and oxygen metabolism is conserved for chromatic and luminance stimuli in human visual cortex.

Leontiev O, Buracas GT, Liang C, Ances BM, Perthen JE, Shmuel A, Buxton RB.

Neuroimage. 2013 Mar;68:221-8. doi: 10.1016/j.neuroimage.2012.11.050. Epub 2012 Dec 11.

30.

Spatial-temporal dynamics of pulmonary blood flow in the healthy human lung in response to altered FI(O2).

Asadi AK, Cronin MV, Sá RC, Theilmann RJ, Holverda S, Hopkins SR, Buxton RB, Prisk GK.

J Appl Physiol (1985). 2013 Jan 1;114(1):107-18. doi: 10.1152/japplphysiol.00433.2012. Epub 2012 Oct 25.

31.

Luminance contrast of a visual stimulus modulates the BOLD response more than the cerebral blood flow response in the human brain.

Liang CL, Ances BM, Perthen JE, Moradi F, Liau J, Buracas GT, Hopkins SR, Buxton RB.

Neuroimage. 2013 Jan 1;64:104-11. doi: 10.1016/j.neuroimage.2012.08.077. Epub 2012 Sep 4.

32.

A review of calibrated blood oxygenation level-dependent (BOLD) methods for the measurement of task-induced changes in brain oxygen metabolism.

Blockley NP, Griffeth VE, Simon AB, Buxton RB.

NMR Biomed. 2013 Aug;26(8):987-1003. doi: 10.1002/nbm.2847. Epub 2012 Sep 4. Review.

33.

Imaging for lung physiology: what do we wish we could measure?

Robertson HT, Buxton RB.

J Appl Physiol (1985). 2012 Jul;113(2):317-27. doi: 10.1152/japplphysiol.00146.2012. Epub 2012 May 10. Review.

34.

Assessing potential errors of MRI-based measurements of pulmonary blood flow using a detailed network flow model.

Burrowes KS, Buxton RB, Prisk GK.

J Appl Physiol (1985). 2012 Jul;113(1):130-41. doi: 10.1152/japplphysiol.00894.2011. Epub 2012 Apr 26.

35.

Dynamic models of BOLD contrast.

Buxton RB.

Neuroimage. 2012 Aug 15;62(2):953-61. doi: 10.1016/j.neuroimage.2012.01.012. Epub 2012 Jan 8. Review.

36.

Rapid intravenous infusion of 20 mL/kg saline alters the distribution of perfusion in healthy supine humans.

Henderson AC, Sá RC, Barash IA, Holverda S, Buxton RB, Hopkins SR, Prisk GK.

Respir Physiol Neurobiol. 2012 Mar 15;180(2-3):331-41. doi: 10.1016/j.resp.2011.12.013. Epub 2011 Dec 31.

37.

A general analysis of calibrated BOLD methodology for measuring CMRO2 responses: comparison of a new approach with existing methods.

Blockley NP, Griffeth VE, Buxton RB.

Neuroimage. 2012 Mar;60(1):279-89. doi: 10.1016/j.neuroimage.2011.11.081. Epub 2011 Dec 6.

38.

"Overshoot" of O₂ is required to maintain baseline tissue oxygenation at locations distal to blood vessels.

Devor A, Sakadzic S, Saisan PA, Yaseen MA, Roussakis E, Srinivasan VJ, Vinogradov SA, Rosen BR, Buxton RB, Dale AM, Boas DA.

J Neurosci. 2011 Sep 21;31(38):13676-81. doi: 10.1523/JNEUROSCI.1968-11.2011.

39.

A pathophysiological framework of hippocampal dysfunction in ageing and disease.

Small SA, Schobel SA, Buxton RB, Witter MP, Barnes CA.

Nat Rev Neurosci. 2011 Sep 7;12(10):585-601. doi: 10.1038/nrn3085. Review.

40.

Attention strongly increases oxygen metabolic response to stimulus in primary visual cortex.

Moradi F, Buračas GT, Buxton RB.

Neuroimage. 2012 Jan 2;59(1):601-7. doi: 10.1016/j.neuroimage.2011.07.078. Epub 2011 Jul 31.

41.

On multiple alternating steady states induced by periodic spin phase perturbation waveforms.

Buračas GT, Jung Y, Lee J, Buxton RB, Wong EC, Liu TT.

Magn Reson Med. 2012 May;67(5):1412-8. doi: 10.1002/mrm.23105. Epub 2011 Aug 8.

42.

Magnetic resonance imaging quantification of pulmonary perfusion using calibrated arterial spin labeling.

Arai TJ, Prisk GK, Holverda S, Sá RC, Theilmann RJ, Henderson AC, Cronin MV, Buxton RB, Hopkins SR.

J Vis Exp. 2011 May 30;(51). pii: 2712. doi: 10.3791/2712.

44.

Prospects for quantitative fMRI: investigating the effects of caffeine on baseline oxygen metabolism and the response to a visual stimulus in humans.

Griffeth VE, Perthen JE, Buxton RB.

Neuroimage. 2011 Aug 1;57(3):809-16. doi: 10.1016/j.neuroimage.2011.04.064. Epub 2011 May 7.

45.

HIV and chronic methamphetamine dependence affect cerebral blood flow.

Ances BM, Vaida F, Cherner M, Yeh MJ, Liang CL, Gardner C, Grant I, Ellis RJ, Buxton RB; HIV Neurobehavioral Research Center (HNRC) Group.

J Neuroimmune Pharmacol. 2011 Sep;6(3):409-19. doi: 10.1007/s11481-011-9270-y. Epub 2011 Mar 24.

46.

Vertical distribution of specific ventilation in normal supine humans measured by oxygen-enhanced proton MRI.

Sá RC, Cronin MV, Henderson AC, Holverda S, Theilmann RJ, Arai TJ, Dubowitz DJ, Hopkins SR, Buxton RB, Prisk GK.

J Appl Physiol (1985). 2010 Dec;109(6):1950-9. doi: 10.1152/japplphysiol.00220.2010. Epub 2010 Oct 7.

47.

Lung volume does not alter the distribution of pulmonary perfusion in dependent lung in supine humans.

Hopkins SR, Arai TJ, Henderson AC, Levin DL, Buxton RB, Kim Prisk G.

J Physiol. 2010 Dec 1;588(Pt 23):4759-68. doi: 10.1113/jphysiol.2010.196063. Epub 2010 Oct 4.

48.

Cortical depth-specific microvascular dilation underlies laminar differences in blood oxygenation level-dependent functional MRI signal.

Tian P, Teng IC, May LD, Kurz R, Lu K, Scadeng M, Hillman EM, De Crespigny AJ, D'Arceuil HE, Mandeville JB, Marota JJ, Rosen BR, Liu TT, Boas DA, Buxton RB, Dale AM, Devor A.

Proc Natl Acad Sci U S A. 2010 Aug 24;107(34):15246-51. doi: 10.1073/pnas.1006735107. Epub 2010 Aug 9.

49.

Interpreting oxygenation-based neuroimaging signals: the importance and the challenge of understanding brain oxygen metabolism.

Buxton RB.

Front Neuroenergetics. 2010 Jun 17;2:8. doi: 10.3389/fnene.2010.00008. eCollection 2010.

50.

HIV infection and aging independently affect brain function as measured by functional magnetic resonance imaging.

Ances BM, Vaida F, Yeh MJ, Liang CL, Buxton RB, Letendre S, McCutchan JA, Ellis RJ.

J Infect Dis. 2010 Feb 1;201(3):336-40. doi: 10.1086/649899.

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