Publications

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Nielsen, T., Bentzen, L., Pedersen, M. N., Tramm, T., Rijken, P. F. J. W., Bussink, J., Horsman, M. R. & Østergaard, L. (2012). Combretastatin A-4 phosphate affects tumor vessel volume and size distribution as assessed using MRI-based vessel size imaging. Clinical Cancer Research, 18(23), 6469-77. https://doi.org/10.1158/1078-0432.CCR-12-2014

Dalby, R. B., Frandsen, J., Mallar, C., Ahdidan, J., Sørensen, L., Rosenberg, R., Østergaard, L. & Videbech, P. (2012). Correlations between Stroop task performance and white matter lesion measures in late-onset major depression. Psychiatry Research, 202(2), 142-149. https://doi.org/10.1016/j.pscychresns.2011.12.009

Uwano, I., Kudo, K., Sasaki, M., Christensen, S., Østergaard, L., Ogasawara, K. & Ogawa, A. (2012). CT and MR perfusion can discriminate severe cerebral hypoperfusion from perfusion absence: evaluation of different commercial software packages by using digital phantoms. Neuroradiology, 54(5), 467-74. https://doi.org/10.1007/s00234-011-0905-8

Kjølby, B. F., Christensen, S., Mikkelsen, I. K., Mouridsen, K., Gall, P., Kiselev, V. & Østergaard, L. (2012). Dynamic susceptibility Contrast MRI: Compromising Perfusion Accuracy for a Better Discrimination of Hypoperfused Tissue.

Kjølby, B. F., Christensen, S., Mikkelsen, I. K., Mouridsen, K., Gall, P., Kiselev, V. & Østergaard, L. (2012). Dynamic susceptibility Contrast MRI: Improved Discrimination of Hypoperfused Tissue.

Siemonsen, S., Löbel, U., Sedlacik, J., Forkert, N. D., Mouridsen, K., Østergaard, L., Thomalla, G. & Fiehler, J. (2012). Elevated T₂-values in MRI of stroke patients shortly after symptom onset do not predict irreversible tissue infarction. Brain, 135(6), 1981-89. https://doi.org/10.1093/brain/aws079

Nagenthiraja, K., Ribe, L. R., Hougaard, K. D., Østergaard, L. & Mouridsen, K. (2012). Fully automated DWI-PWI mismatch quantification in acute stroke. Abstract from International Society of Magnetic Resonance in Medicine 2012 , Melbourne, Australia.

Tietze, A., Borghammer, P., Mouridsen, K., Dyve, S. & Østergaard, L. (2012). Imaging of white matter infiltration end heterogeneous histopathology in cerebral gliomas – Do [11C]-methionine Positron Emission Tomography and Perfusion-weighted Magnetic Resonance Tomography yield similar results?. Poster session presented at European Society of Neuroradiology Annual Meeting 2012, Edinburgh, United Kingdom.

Rasmussen, P. M. (2012). Mathematical modeling and visualization of functional neuroimages.

Rasmussen, P. M., Hansen, L. K., Madsen, K. H., Churchill, N. W. & Strother, S. C. (2012). Model sparsity and brain pattern interpretation of classification models in neuroimaging. Pattern Recognition, 45(6), 2085-2100. https://doi.org/10.1016/j.patcog.2011.09.011

Rasmussen, P. M., Abrahamsen, T. J., Madsen, K. H. & Hansen, L. K. (2012). Nonlinear denoising and analysis of neuroimages with kernel principal component analysis and pre-image estimation. NeuroImage, 60(3), 1807-18. https://doi.org/10.1016/j.neuroimage.2012.01.096

Haahr, M. E., Rasmussen, P. M., Madsen, K., Marner, L., Ratner, C. F., Gillings, N. M., Baaré, W. F. C. & Knudsen, G. M. (2012). Obesity is associated with high serotonin 4 receptor availability in the brain reward circuitry. NeuroImage, 61(4), 884-8. https://doi.org/10.1016/j.neuroimage.2012.03.050

Churchill, N. W., Yourganov, G., Spring, R., Rasmussen, P. M., Lee, W., Ween, J. E. & Strother, S. C. (2012). PHYCAA: data-driven measurement and removal of physiological noise in BOLD fMRI. NeuroImage, 59(2), 1299-314. https://doi.org/10.1016/j.neuroimage.2011.08.021

Blicher, J., Stagg, C., O'Shea, J., Østergaard, L., MacIntosh, B., Johansen-Berg, H., Jezzard, P. & Donahue, M. (2012). Post-stroke fMRI, a comparison of BOLD, cerebral blood flow, and cerebral blood volume responses. Abstract from Dansk Neurologisk Selskab, Vejle, Denmark.

Frokjaer, V. G., Erritzoe, D., Holst, K. K., Jensen, P. S., Rasmussen, P. M., Fisher, P. M., Baaré, W., Madsen, K. S., Madsen, J., Svarer, C. & Knudsen, G. M. (2012). Prefrontal serotonin transporter availability is positively associated with the cortisol awakening response. European neuropsychopharmacology : the journal of the European College of Neuropsychopharmacology. https://doi.org/10.1016/j.euroneuro.2012.05.013

Lunau, L. A., Mouridsen, K., Rodell, A., Østergaard, L., Nielsen, J. E., Isaacs, A., Johannsen, P. & The FReJA Consortium (2012). Presymptomatic cerebral blood flow changes in CHMP2B mutation carriers of familial frontotemporal dementia (FTD-3), measured with MRI. BMJ Open, 2, Article e000368. https://doi.org/10.1136/bmjopen-2011-000368

Garza Villarreal, E. A., Brattico, E., Vase, L., Østergaard, L. & Vuust, P. (2012). Superior analgesic effect of an active distraction versus pleasant unfamiliar sounds and music: The influence of emotion and cognitive style. PLoS One, 7(1), e29397. https://doi.org/10.1371/journal.pone.0029397

Bro, A., Sørensen, J. C. H., Nielsen, M. S., Rosendahl, F., Deding, D., Ettrup, K. S., Jensen, K. N., Jørgensen, R. L., Glud, A. N., Meidahl, A. C. N., Meier, K., Moberg Fitting, L., Møller, A., Alstrup, A. K. O., Østergaard, L. & Bjarkam, C. R. (2012). The Göttingen minipig in translational neuroscience. Ellegaard Newsletter, 38, 8-9.

Jespersen, S. N. & Østergaard, L. (2012). The roles of cerebral blood flow, capillary transit time heterogeneity, and oxygen tension in brain oxygenation and metabolism. Journal of Cerebral Blood Flow and Metabolism, 32(2), 264-277. https://doi.org/10.1038/jcbfm.2011.153

Blicher, J., Stagg, C. J., O'Shea, J., Ostergaard, L., Macintosh, B. J., Johansen-Berg, H., Jezzard, P. & Donahue, M. J. (2012). Visualization of altered neurovascular coupling in chronic stroke patients using multimodal functional MRI. Journal of Cerebral Blood Flow and Metabolism, 32(11), 2044-2054. https://doi.org/10.1038/jcbfm.2012.105

Rasmussen, P. M., Madsen, K. H., Hansen, L. K., Lund, T. E., Schmah, T., Yourganov, G. & Strother, S. C. (2012). Visualization of nonlinear classification models in neuroimaging: Signed sensitivity maps. In BIOSIGNALS 2012 - Proceedings of the International Conference on Bio-Inspired Systems and Signal Processing (pp. 254-263)

Nagenthiraja, K., Ribe, L. R., Østergaard, L. & Mouridsen, K. (2011). Accurate and Fast Perfusion Lesion Segmentation Tool for Clinical Settings.

Ritzenthaler, T., Cho, TH., Wiart, M., Berthiller, J., Østergaard, L., Hermier, M., Derex, L., Berthezéne, Y. & Nighoghossian, N. (2011). Assessment of baseline hemodynamic parameters within infarct progression areas in acute stroke patients using perfusion-weighted MRI. Neuroradiology, 53(8), 571-576. https://doi.org/10.1007/s00234-010-0793-3

Mouridsen, K., Neumann, A., Ribe, L. R., Jonsdottir, K. Y. & Østergaard, L. (2011). Automatic mean transit time lesion outlining in acute stroke using level sets.

Sørensen, J. C. H., Nielsen, M. S., Rosendal, F., Deding, D., Ettrup, K. S. E., Jensen, K. N., Jørgensen, R. L., GLUD, AN., Meier, K., Moberg Fitting, L., Møller, A., Alstrup, A. K. O., Østergaard, L. & Bjarkam, C. R. (2011). Development of neuromodulation treatments in a large animal model: Do neurosurgeons dream of electric pigs? Progress in Brain Research, 194, 97-103. https://doi.org/10.1016/B978-0-444-53815-4.00014-5

Garza Villarreal, E. A., Brattico, E., Leino, S., Ostergaard, L. & Vuust, P. (2011). Distinct neural responses to chord violations: a multiple source analysis study. Brain Research, 1389, 103-14. https://doi.org/10.1016/j.brainres.2011.02.089

Frokjaer, V. G., Erritzoe, D., Jensen, P., Rasmussen, P. M., Holst, K. K., Madsen, J., Baare, W. & Knudsen, G. M. (2011). Frontal cortex serotonin transporter binding is positively associated with basal physiological stress reactivity in healthy volunteers. European Neuropsychopharmacology, 21(Suppl. 1), S74.

Alawneh, J. A., Jones, P. S., Mikkelsen, I. K., Cho, T.-H., Siemonsen, S., Mouridsen, K., Ribe, L. R., Morris, R. S., Hjort, N., Antoun, N., Gillard, J. H., Fiehler, J., Nighoghossian, N., Warburton, E. A., Østergaard, L. & Baron, J.-C. (2011). Infarction of ‘non-core–non-penumbral’ tissue after stroke: Multivariate modeling of clinical impact. Brain, 134(6), 1765-1776. https://doi.org/10.1093/brain/awr100

Erritzoe, D., Frokjaer, V. G., Holst, K. K., Christoffersen, M., Johansen, S. S., Svarer, C., Madsen, J., Rasmussen, P. M., Ramsøy, T., Jernigan, T. L. & Knudsen, G. M. (2011). In vivo imaging of cerebral serotonin transporter and serotonin(2A) receptor binding in 3,4-methylenedioxymethamphetamine (MDMA or "ecstasy") and hallucinogen users. Archives of general psychiatry, 68(6), 562-76. https://doi.org/10.1001/archgenpsychiatry.2011.56

Dalby, R. B., Rosenberg, R., Østergaard, L. & Videbech, P. (2011). Letter to the Editor: A rejoinder to Grool et al. (2010). Psychological Medicine, 41, 446-447. https://doi.org/10.1017/S0033291710001522

Hjerrild, S., Renvillard, S. G., Østergaard, L., Leutscher, P. & Videbech, P. (2011). Påvirkning af hjernen hos patienter med kronisk smitsom leverbetændelse vurderet ved MR-skanning. Poster session presented at Psykiatriens 6. Forskningsdag, Risskov, Denmark.

Blicher, J., Stagg, C., O'Shea, J., Østergaard, L., MacIntosh, B., Johansen-Berg, H., Jezzard, P. & Donahue, M. (2011). Post-stroke fMRI, a comparison of BOLD, cerebral blood flow, and cerebral blood volume responses. Abstract from 1st European NeuroRehabilitation Congress, Merano, Italy.

Carrera, E., Jones, P. S., Alawneh, J. A., Mikkelsen, I. K., Cho, T.-H., Siemonsen, S., Guadagno, J. V., Mouridsen, K., Ribe, L. R., Hjort, N., Fryer, T. D., Carpenter, T. A., Aigbirhio, F. I., Fiehler, J., Nighoghossian, N., Warburton, E. A., Østergaard, L. & Baron, J.-C. (2011). Predicting infarction within the diffusion-weighted imaging lesion: does the mean transit time have added value? Stroke, 42, 1602-7. https://doi.org/10.1161/STROKEAHA.110.606970

Lou, H. O. C., Joensson, M., Biermann-Ruben, K., Schnitzler, A., Østergaard, L., Kjaer, T. W. & Gross, J. (2011). Recurrent activity in higher order, modality non-specific brain regions: a Granger causality analysis of autobiographic memory retrieval. PLoS One, 6(7), Article e22286. https://doi.org/10.1371/journal.pone.0022286

Mouridsen, K., Østergaard, L., Christensen, S. & Jespersen, S. N. (2011). Reliable estimation of capillary transit time distributions at voxel-level using DSC-MRI.

Kudo, K., Sasaki, M., Østergaard, L., Christensen, S., Uwano, I., Suzuki, M., Ogasawara, K., Shirato, H. & Ogawa, A. (2011). Susceptibility of T(max) to tracer delay on perfusion analysis: quantitative evaluation of various deconvolution algorithms using digital phantoms. Journal of Cerebral Blood Flow and Metabolism, 31(3), 908-912. https://doi.org/10.1038/jcbfm.2010.169

Vuust, P., Wallentin, M., Mouridsen, K., Østergaard, L. & Roepstorff, A. (2011). Tapping polyrhythms in music activates language areas. Neuroscience Letters, 494(3), 211-216. https://doi.org/10.1016/j.neulet.2011.03.015

Dalby, R. B., Frandsen, J., Sørensen, L., Rosenberg, R., Østergaard, L. & Videbech, P. (2011). White Matter Lesions in Late-Onset Major Depression. Poster session presented at Dansk Psykiatrisk Selskabs Årsmøde 2011, Nyborg, Denmark.

Wilkowski, B., Szewczyk, M. M., Rasmussen, P. M., Hansen, L. K. & Nielsen, F. A. (2010). BredeQuery: Coordinate-based meta-analytic search of neuroscientific literature from the SPM environment. In Communications in Computer and Information Science (Vol. 52, pp. 314-324) https://doi.org/10.1007/978-3-642-11721-3_24

Rasmussen, M., Juul, N., Christensen, S., Jonsdottir, K. Y., Gyldensted, C., Vestergaard-Poulsen, P., Cold, G. & Østergaard, L. (2010). Cerebral Blood Flow, Blood Volume and Mean Transit Time Responses to Propofol and Indomethacin in Peritumor and Contralateral Brain Regions: Perioperative Perfusion-weighted Magnetic Resonance Imaging in Patients with Brain Tumors. Anesthesiology, 112, 50-56. https://doi.org/10.1097/ALN.0b013e3181c38bd3

Lunau, L. A., Mouridsen, K., Rodell, A., Nielsen, J., Isaacs, A., Brown, J., Zeidler, D., Østergaard, L., Eskildsen, S. F., Englund, E. & Johannsen, P. (2010). Changes in Cerebral Blood Flow in Presymptomatic Mutation Carriers of Familial Frontotemporal Dementia (FTD-3), Measured with MRI. Abstract from International Conference on Alzheimer's Disease, Honolulu, United States. https://doi.org/10.1016/j.jalz.2010.05.053

Dalby, R. B., Frandsen, J., Mallar, C., Ahdidan, J., Sørensen, L., Rosenberg, R., Videbech, P. & Østergaard, L. (2010). Depression severity is correlated to the integrity of white matter fiber tracts in late-onset major depression. Psychiatry Research, 184(1), 38-48.

Dietz, M., Abrahamsen, R., Roepstorff, A., Zachariae, R., Østergaard, L. & Svensson, P. (2010). Effect of hypnotic pain modulation on BOLD activity in patients with temporomandibular disorder pain. Poster session presented at 16th Annual Meeting of the Organization for Human Brain Mapping, Barcelona, Spain.

Abrahamsen, R., Dietz, M., Lodahl, S., Roepstorff, A., Zachariae, R., Østergaard, L. & Svensson, P. (2010). Effect of hypnotic pain modulation on brain activity in patients with temporomandibular disorder pain. Pain, 151(3), 825-33. https://doi.org/10.1016/j.pain.2010.09.020

Yourganov, G., Schmah, T., Small, S. L., Rasmussen, P. M. & Strother, S. C. (2010). Functional connectivity metrics during stroke recovery. Archives Italiennes de Biologie, 148(3), 259-70.

Dalby, R. B., Chakravarty, M. M., Ahdidan, J., Sørensen, L. H., Frandsen, J., Jonsdottir, K. Y., Tehrani, E., Rosenberg, R., Østergaard, L. & Videbech, P. (2010). Localization of white-matter lesions and effect of vascular risk factors in late-onset major depression. Psychological Medicine, 40(8), 1389–1399. https://doi.org/10.1017/S0033291709991656

Hjerrild, S., Renvillard, S. G., Østergaard, L., Leutscher, P. & Videbech, P. (2010). MRI prediktorer for interferon-induceret depression. Poster session presented at Psykiatriens 5. Forskningsdag, Risskov, Denmark.

Jespersen, S. N., Bjarkam, C. R., Nyengaard, J. R., Mallar, C., Hansen, B., Vosegaard, T., Østergaard, L., Yablonskiy, DA., Nielsen, N. C. & Vestergaard-Poulsen, P. (2010). Neurite density from magnetic resonance diffusion measurements at ultrahigh field: comparison with light microscopy and electron microscopy. NeuroImage, 49(1), 205-16. https://doi.org/10.1016/j.neuroimage.2009.08.053

Nielsen, T., Murata, R., Maxwell, R. J., Stødkilde-Jørgensen, H., Østergaard, L., Ley, C. D., Kristjansen, P. E. G. & Horsman, M. R. (2010). Non-invasive imaging of combretastatin activity in two tumor models: Association with invasive estimates. Acta Oncologica, 49(7), 906-13. https://doi.org/10.3109/0284186X.2010.499135

Rasmussen, P. M., Madsen, K. H., Strother, S. C. & Hansen, L. K. (2010). Sparseness in predictive models is associated with reduced pattern reproducibility. Poster session presented at 16th Annual Meeting of the Organization for Human Brain Mapping, Barcelona, Spain.

Calamante, F., Christensen, S., Desmond, PM., Østergaard, L., Davis, SM. & Connelly, A. (2010). The physiological significance of the time-to-maximum (Tmax) parameter in perfusion MRI. Stroke, 41(6), 1169-74. https://doi.org/10.1161/STROKEAHA.110.580670

Rasmussen, P. M., Madsen, K. H., Lund, T. E. & Hansen, L. K. (2010). Visualization of nonlinear kernel models in neuroimaging by sensitivity maps. NeuroImage. https://doi.org/10.1016/j.neuroimage.2010.12.035

Rasmussen, P. M., Madsen, K. H., Lund, T. E. & Hansen, L. K. (2010). Visualization of predictive models in neuroimaging - the sensitivity map. Poster session presented at 16th Annual Meeting of the Organization for Human Brain Mapping, Barcelona, Spain.

Hansen, B., Østergaard, L. & Vestergaard-Poulsen, P. (2009). A fractal based model of diffusion MRI in cortical grey matter. Diffusion Fundamentals, 11, 1-23.

Hansen, B., Østergaard, L. & Vestergaard-Poulsen, P. (2009). A fractal model of diffusion weighted MRI in cortical grey matter. Abstract from Diffusion Fundamentals, Athen, Greece.

Kjølby, B. F., Mikkelsen, I. K., Pedersen, M., Østergaard, L. & Kiselev, V. (2009). Analysis of Partial Volume Effects on Arterial Input Functions Using Gradient Echo: A Simulation Study. Abstract from ISMRM, Honolulu, Haiti.

Kjølby, B. F., Mikkelsen, I. K., Pedersen, M., Østergaard, L. & Kiselev, V. (2009). Analysis of Partial Volume Effects on Arterial Input Functions Using Gradient Echo: A Simulation Study. Magnetic Resonance in Medicine, 61(6), 1300-9. https://doi.org/10.1002/mrm.21849

Devantier, T. A., Videbech, P., Østergaard, L. & Nørgaard, B. (2009). Associations between depression and cardiovascular disease in patients with late onset single episode major depressive disorder. Poster session presented at WFSBP, 9th World Congress of Biological Psychiatry, Paris, France.

Erritzoe, D., Frokjaer, V. G., Haugbol, S., Marner, L., Svarer, C., Holst, K., Baaré, W. F. C., Rasmussen, P. M., Madsen, J., Paulson, O. B. & Knudsen, G. M. (2009). Brain serotonin 2A receptor binding: relations to body mass index, tobacco and alcohol use. NeuroImage, 46(1), 23-30. https://doi.org/10.1016/j.neuroimage.2009.01.050

Ashkanian, M., Gjedde, A., Mouridsen, K., Vafaee, M., Hansen, K. V., Østergaard, L. & Andersen, G. (2009). Carbogen inhalation increases oxygen transport to hypoperfused brain tissue in patients with occlusive carotid artery disease Increased oxygen transport to hypoperfused brain. Brain Research, 1304, 90-95. https://doi.org/10.1016/j.brainres.2009.09.076

Donahue, M., Blicher, J., Østergaard, L., Feinberg, D., MacIntosh, B., Miller, K., Gunther, M. & Jezzard, P. (2009). Cerebral blood flow, blood volume and oxygen metabolism dynamics in human visual and motor cortex as measured by whole-brain multi-modal magnetic resonance imaging. Journal of Cerebral Blood Flow and Metabolism, 29(11), 1856-1866. https://doi.org/10.1038/jcbfm.2009.107

Christensen, S., Mouridsen, K., Wu, O., Hjort, N., Karstoft, H., Thomalla, G., Röther, J., Fiehler, J., Kucinski, T. & Østergaard, L. (2009). Comparison of 10 Perfusion MRI Parameters in 97 Sub 6 Hour Stroke Patients using Voxel based Receiver Operating Characteristics Analysis. Stroke, 40(6), 2055-61. https://doi.org/10.1161/STROKEAHA.108.546069

Wilkowski, B., Szewczyk, M. M., Rasmussen, P. M., Hansen, L. K. & Nielsen, F. A. (2009). Coordinate-based meta-analytic search for the SPM neuroimaging pipeline: The bredequery plugin for SPM5. Paper presented at International Conference on Health Informatics .

Fristed Eskildsen, S., Riis Østergaard, L., Rodell, A., Østergaard, L., Nielsen, J. E., Isaacs, A. M. & Johannsen, P. (2009). Cortical volumes and atrophy rates in FTD-3 CHMP2B mutation carriers and related non-carriers. NeuroImage, 45(3), 713-21. https://doi.org/10.1016/j.neuroimage.2008.12.024

Poulsen, E. S., Olsen, A. K., Zeidler, D., Hjort, N. & Østergaard, L. (2009). Dose optimization for combined perfusion weighed imaging and contrast enhanced MRA using Gadofosveset. Abstract from ISMRM Scientific Meeting and Exhibition, Hawaii.

Poulsen, E. S., Olsen, A. K., Zeidler, D., Hjort, N. & Østergaard, L. (2009). Dose Optimization for Combined Perfusion Weighted Imaging and Constrast Enhanced MRA Using Gadofosveset. Poster session presented at ISMRM 17th Scientific Meeting and Exhibition, Honolulu, United States.

Nielsen, T., Bentzen, L. N., Pedersen, M., Horsman, M. R. & Østergaard, L. (2009). Effect of Vascular Targeting on Tumor Vessel Volume and Size Distribution. Abstract from ISMRM, Honolulu, Haiti.

Sølling, C., Ashkanian, M., Hjort, N., Gyldensted, C., Andersen, G. & Østergaard, L. (2009). Feasibility and logistics of MRI before thrombolytic treatment. Acta Neurologica Scandinavica, 120(3), 143-9. https://doi.org/10.1111/j.1600-0404.2008.01136.x

Furtula, J., Fuglsang-Frederiksen, A., Johnsen, B., Pugdahl, K., Christensen, P. B., Østergaard, L., Sunde, N., Lamm, T. T. & Finnerup, N. B. (2009). Integration of diagnostic studies in amyotrophic lateral sclerosis. Poster session presented at PhD Day 2009, The Faculty of Health Sciences, University of Aarhus, Denmark, Aarhus, Denmark.

Neumann, A., Jonsdottir, K. Y., Mouridsen, K., Hjort, N., Gyldensted, C., Bizzi, A., Fiehler, J., Gasparotti, R., Gillard, JH., Hermier, M., Kucinski, T., Larsson, EM., Sørensen, L. H. & Østergaard, L. (2009). Interrater agreement for final infarct MRI lesion delineation. Stroke, 40(12), 3768-71. https://doi.org/10.1161/STROKEAHA.108.545368

Hjerrild, S., Renvillard, S. G., Østergaard, L., Leutscher, P. & Videbech, P. (2009). Påvirkning af hjernen hos patienter med kronisk smitsom leverbetændelse vurderet ved MR-skanning. Poster session presented at Psykiatriens Forskningsdag 2009, Århus, Denmark.

Jonsdottir, K. Y., Østergaard, L. & Mouridsen, K. (2009). Predicting Tissue Outcome From Acute Stroke Magnetic Resonance Imaging: Improving Model Performance by Optimal Sampling of Training Data. Stroke, 40, 3006-11. https://doi.org/10.1161/STROKEAHA.109.552216

Østergaard, L., Jonsdottir, K. Y. & Mouridsen, K. (2009). Predicting tissue outcome in stroke: New approaches. Current Opinion in Neurology, 22(1), 54-59. https://doi.org/10.1097/WCO.0b013e328320d297

Vuust, P., Østergaard, L., Pallesen, K. J., Bailey, C. & Roepstorff, A. (2009). Predictive coding of music: Brain responses to rhythmic incongruity. Cortex, 45(1), 80-92. https://doi.org/10.1016/j.cortex.2008.05.014

Rohrer, J. D., Ahsan, R. L., Isaacs, A. M., Nielsen, J. E., Østergaard, L., Scahill, R., Warren, J. D., Rossor, M. N., Fox, N. C., Johannsen, P. & FReJA Consortium (2009). Presymptomatic generalized brain atrophy in frontotemporal dementia caused by CHMP2B mutation. Dementia and Geriatric Cognitive Disorders, 27(2), 182-6. https://doi.org/10.1159/000200466

Siemonsen, S., Mouridsen, K., Holst, B., Ries, T., Finsterbusch, J., Thomalla, G., Østergaard, L. & Fiehler, J. (2009). Quantitative t2 values predict time from symptom onset in acute stroke patients. Stroke, 40(5), 1612-6. https://doi.org/10.1161/STROKEAHA.108.542548

Sølling, C., Hjort, N., Ashkanian, M., Østergaard, L. & Andersen, G. (2009). Safety and efficacy of MRI-based Selection for rtPA Treatment: Responder Analysis of Outcome in the 3 Hour Time Window. Cerebrovascular Diseases, 27(3), 223-229. https://doi.org/10.1159/000196819

Larsen, E. K. U., Nielsen, T., Wittenborn, T., Birkedal, H., Vorup-Jensen, T., Jakobsen, M. H., Østergaard, L., Horsman, M. R., Besenbacher, F., Howard, K. A. & Kjems, J. (2009). Size-Dependent Accumulation of PEGylated Silane-Coated Magnetic Iron Oxide Nanoparticles in Murine Tumors. A C S Nano, 3(7), 1947-51. https://doi.org/10.1021/nn900330m

Nagenthiraja, K., Jonsdottir, K. Y., Østergaard, L. & Mouridsen, K. (2009). Predicting tissue outcome in acute ischemic stroke using projection pursuit regression. In Proc. Intl. Soc. Mag. Reson. Med. (17 ed., pp. 36)

Garza Villarreal, E. A., Brattico, E., Leino, S., Østergaard, L. & Vuust, P. (2009). The frontal ERAN and temporal MMN: Two different brain responses to violations in chord progressions.. Poster session presented at Braintuning Workshop 2009, Helsinki, Finland.

Cho, T.-H., Hermier, M., Alawneh, J. A., Ritzenthaler, T., Desestret, V., Østergaard, L., Derex, L., Baron, J.-C. & Nighoghossian, N. (2009). Total mismatch: negative diffusion-weighted imaging but extensive perfusion defect in acute stroke. Stroke; a journal of cerebral circulation, 40(10), 3400-2. https://doi.org/10.1161/STROKEAHA.109.563064

Bjerre, T., Henriksen, J., Nielsen, C. H., Rasmussen, P. M., Hansen, L. K. & Madsen, K. H. (2009). Unified ICA-SPM analysis of FMRI Experiments :Implementation of an ICA graphical user interface for the SPM pipeline. In BIOSIGNALS 2009 - Proceedings of the 2nd International Conference on Bio-Inspired Systems and Signal Processing (pp. 316-321)

Sølling, C., Johnsen, S. P., Ehlers, L., Østergaard, L. & Andersen, G. (2009). Upgraded acute stroke care including thrombolysis is associated with reduced length of hospital stay among non-stroke patients. Cerebrovascular Diseases, 27(1), 60-6. https://doi.org/10.1159/000172635

Dalby, R. B., Madsen, J. A., Chakravarty, MM., Sørensen, L., Rosenberg, R., Østergaard, L. & Videbech, P. (2009). White matter lesions and cerebral perfusion imaging in late-onset major depression. Poster session presented at ISMRM 17th Scientific Meeting & Exhibition, Honolulu, United States.

Wallentin, M., Weed, E., Østergaard, L., Mouridsen, K. & Roepstorff, A. (2008). Accessing the mental space - Spatial working memory processes for language and vision overlap in precuneus. Human Brain Mapping, 29(4), 524-532.

Wintermark, M., Albers, G. W., Alexandrov, A. V., Alger, J. W., Bammer, R., Baron, J.-C., Davis, S., Demaerschalk, B., Derdeyn, C. P., Donnan, G. A., Eastwood, J. D., Fiebach, J. B., Fisher, M., Furie, K. L., Goldmakher, G. V., Hacke, W., Kidwell, C. C., Kloska, S. P., Köhrmann, M. ... Warach, S. (2008). Acute stroke imaging research roadmap. Stroke, 39(5), 1621-8. https://doi.org/10.1161/STROKEAHA.107.512319

Wintermark, M., Albers, G. W., Alexandrov, A. V., Alger, J. R., Bammer, R., Baron, J.-C., Davis, S., Damaerschack, B., Derdeyn, C. P., Donnan, G. A., Eastwood, J. D., Fiebach, J. B., Fisher, M., Furie, K. L., Goldmakher, G. W., Hacke, W., Kidwell, C. C., Kloska, S. P., Köhrman, M. ... Warach, S. (2008). Acute stroke imaging research roadmap. American Journal of Neuroradiology, 29(5), e23-e30.

Donahue, M., Blicher, J., MacIntosh, B., Østergaard, L., Feinberg, D. & Jezzard, P. (2008). A Whole-brain Protocol for Measuring Cerebral Hemodynamic Reactivity using MRI without Contrast Agents. Poster session presented at Gordon Research Conference on Brain Energy Metabolism & Blood Flow, United States.

Ashkanian, M., Borghammer, P., Vafaee, M., Andersen, G., Østergaard, L. & Gjedde, A. (2008). Carbogen increases oxygen transport to brain tissue. Poster session presented at Gordon Research Conference on Brain Energy Metabolism and Blood Flow, Andover, United States.

Mouridsen, K., Jonsdottir, K. Y., Jespersen, S. N. & Østergaard, L. (2008). Clinical utility of parametric perfusion estimates in prediction of final outcome in acute stroke. Paper presented at International society of magnetic resonance in medicine, annual meeting 2008, Toronto, Canada.

Nielsen, T., Murata, R., Maxwell, R. J., Stødkilde-Jørgensen, H., Østergaard, L., Ley, C. D., Kristjansen, P. E. G. & Horsman, M. R. (2008). Combretastatin activity in tumours: factors of importance. Poster session presented at 21st Annual Meeting of the Danish Cancer Research Society, Denmark. https://doi.org/10.1111/j.1600-0463.2008.001165_52.x

Dalby, R. B., Madsen, J. A., Frandsen, J., Mallar, C., Sørensen, L., Tehrani, E., Rosenberg, R., Østergaard, L. & Videbech, P. (2008). Diffusion tractography on white matter lesions in late-onset major depression. Poster session presented at Neuroscience 2008 (SFN), Washington DC, United States.

Nielsen, T., Bentzen, L. N., Pedersen, M., Horsman, M. R. & Østergaard, L. (2008). Effect of combretastatin on tumor vessel volume and size distribution. Poster session presented at 20th Annual Meeting of the Danish Association for Cancer Research, Vilvorde, Denmark.

Poulsen, E. S., Olsen, A. K., Hjort, N. & Østergaard, L. (2008). Gadofosveset in brain MRI. Abstract from MRI Conference.

Takasawa, M., Jones, P. S., Guadagno, J. V., Christensen, S., Fryer, T. D., Harding, S., Gillard, J. H., Williams, G. B., Aigbirhio, F. I., Warburton, E. A., Østergaard, L. & Baron, J.-C. (2008). How reliable is perfusion MR in acute stroke? Validation and determination of the penumbra threshold against quantitative PET. Stroke, 39(3), 870-7. https://doi.org/10.1161/STROKEAHA.107.500090

Ashkanian, M., Borghammer, P., Gjedde, A., Østergaard, L. & Vafaee, M. (2008). Improvement of brain tissue oxygenation by inhalation of carbogen. Neuroscience, 156(4), 932-938. https://doi.org/10.1016/j.neuroscience.2008.08.016

Christensen, S., Calamante, F., Hjort, N., Wu, O., Blankholm, A. D., Desmond, P., Davis, S. & Østergaard, L. (2008). Inferring origin of vascular supply from tracer arrival timing patterns using bolus tracking MRI. Journal of Magnetic Resonance Imaging, 27(6), 1371-81. https://doi.org/10.1002/jmri.21386

Ashkanian, M., Mouridsen, K., Vafaee, M., Andersen, G., Gjedde, A. & Østergaard, L. (2008). Inhalation af karbogen forbedrer ilttransporten til hjernevævet. Poster session presented at Psykiatriens 3. Forskningsdag, Risskov, Denmark.

Renvillard, S. G., Hjerrild, S., Østergaard, L., Leutscher, P., Laursen, A. L., Gade, A. & Videbech, P. (2008). Kognitiv dysfunktion og depression ved kronisk hepatitis C. Poster session presented at Psykiatriens 3. Forskningsdag, Risskov, Denmark.

Jespersen, S. N., Ashkanian, M., Mouridsen, K. & Østergaard, L. (2008). Modelling the regulation of cerebral oxygen extraction by flow heterogeneity. Poster session presented at Forskningens dag, Århus, Denmark.

Jespersen, S. N., Ashkanian, M., Mouridsen, K. & Østergaard, L. (2008). Modelling the regulation of cerebral oxygen extraction by flow heterogeneity. Abstract from International society of magnetic resonance in medicine, annual meeting 2008, Toronto, Canada.

Rasmussen, P. M., Mørup, M., Hansen, L. K. & Arnfred, S. M. (2008). Model order estimation for independent component analysis of epoched EEG signals. In BIOSIGNALS 2008 - Proceedings of the 1st International Conference on Bio-inspired Systems and Signal Processing (Vol. 2, pp. 3-10)

Hjort, N., Wu, O., Ashkanian, M., Sølling, C., Mouridsen, K., Christensen, S., Gyldensted, C., Andersen, G. & Østergaard, L. (2008). MRI detection of early blood-brain barrier disruption: Parenchymal enhancement predicts focal hemorrhagic transformation after thrombolysis. Stroke, 39(3), 1025-8. https://doi.org/10.1161/STROKEAHA.107.497719

Hjerrild, S., Renvillard, S. G., Østergaard, L., Leutscher, P., Laursen, A. L. & Videbech, P. (2008). Påvirkning af hjernen hos patienter med kronisk smitsom leverbetændelse vurderet ved MR-skanning. Poster session presented at Psykiatriens 3. Forskningsdag, Risskov, Denmark.

Nielsen, T., Murata, R., Maxwell, R. J., Stødkilde-Jørgensen, H., Østergaard, L. & Horsman, M. R. (2008). Preclinical studies to predict efficacy of vascular changes induced by combretastatin a-4 disodium phosphate in patients. International Journal of Radiation Oncology, Biology, Physics, 70(3), 859-66. https://doi.org/10.1016/j.ijrobp.2007.10.012

Ribe, L. R., Mouridsen, K., Hjort, N., Jonsdottir, K. Y. & Østergaard, L. (2008). Robustness of prognostic models to interrater variability in delineating final infarct lesin. Poster session presented at International Stroke Conference, New Orleans, United States.

Devantier, T. A., Nørgaard, B. L., Østergaard, L. & Videbech, P. (2008). Sammenhænge mellem depression og kardiovaskulær sygdom hos førstegangsdeprimerede over 50 år. Poster session presented at Psykiatriens 3. Forskningsdag, Risskov, Denmark.

Nielsen, T., Mouridsen, K., Maxwell, R. J., Stødkilde-Jørgensen, H., Østergaard, L. & Horsman, M. R. (2008). Segmentation of dynamic contrast enhanced magnetic resonance imaging data. Acta Oncologica, 47(7), 1265-70. https://doi.org/10.1080/02841860802277489

Østergaard, L., Hjort, N., Sølling, C., Zeidler, D., Weitzel, P. V., Nielsen, E., Bock, V., Bay Thomsen, R. & Vuust, H. B. (2008). Stroke MRI - Time is Brain!. Pictures, Video and sound recordings (digital) .

Frandsen, J., Østergaard, L. & Jensen, E. B. V. (2008). Testing the reproducibility of Diffusion Tensor Imaging at 3.0 T. Poster session presented at Forskningens Dag, Århus, Denmark.

Frøhlich, A. F., Jespersen, S. N., Østergaard, L. & Kiselev, V. G. (2008). The effect of impermeable boundaries of arbitrary geometry on the apparent diffusion coefficient. Journal of Magnetic Resonance, 194(1), 128-35. https://doi.org/10.1016/j.jmr.2008.06.009

Jonsdottir, K. Y., Østergaard, L. & Mouridsen, K. (2008). Using principal component analysis and generalized linear models to predict final outcome in acute stroke. Paper presented at ISMRM, 2007, Berlin, Germany.

Dalby, R. B., Madsen, J. A., Frandsen, J., Sørensen, L., Tehrani, E., Rosenberg, R., Østergaard, L. & Videbech, P. (2008). White matter lesions and changes in cerebral microstructure in late-onset major depression: A diffusion tensor imaging study. International Journal of Neuropsychopharmacology, 11(Suppl. S1), 99-99. https://doi.org/10.1017/S1461145708009462

Frandsen, J., Sangill, R., Østergaard, L., Zeidler, D. & Vestergaard-Poulsen, P. (2007). Automatic Correction For Signal Intensity Drift In Diffusion Weighted Images. Poster session presented at ISMRM 14th Scientific Meeting & Exhibition, Seattle, Washington, United States.

Frandsen, J., Hobolth, A., Østergaard, L., Vestergaard-Poulsen, P. & Jensen, E. B. V. (2007). Bayesian regularization of diffusion tensor images. Biostatistics, 8(4), 784-799. https://doi.org/10.1093/biostatistics/kxm005

Ashkanian, M., Hjort, N., Sølling, C., Gyldensted, C. & Østergaard, L. (2007). Billeddiagnostik af patofysiologien ved akut apopleksi. Ugeskrift for Læger, 169(40), 3369-72.

Møller, M., Frandsen, J., Andersen, G., Gjedde, A., Vestergaard-Poulsen, P. & Østergaard, L. (2007). Dynamic changes in corticospinal tracts after stroke detected by fibretracking. Journal of Neurology, Neurosurgery & Psychiatry, 78(6), 587-92. https://doi.org/10.1136/jnnp.2006.100248

Kjølby, B. F., Morell, A., Saeboe, K., Kiselev, V. G., Haldorsen, A. G., Østergaard, L. & Bjørnerud, A. (2007). Host tissue dependence on the tracer relaxation effect in Spin Echo. In Joint Annual Meeting ISMRM-ESMRMB 2007 International Society of Magnetic Resonance in Medicine.

Wu, O., Sumii, T., Asahi, M., Sasamata, M., Østergaard, L., Rosen, BR., Lo, EH. & Dijkhuizen, RM. (2007). Infarct prediction and treatment assessment with MRI-based algorithms in experimental stroke models. Journal of Cerebral Blood Flow and Metabolism, 27(1), 196-204. https://doi.org/10.1038/sj.jcbfm.9600328

Vestergaard-Poulsen, P., Hansen, B., Østergaard, L. & Jakobsen, R. (2007). Micro structural changes in ischemic cortical gray matter predicted by a model of diffusion weighted MRI. (26 ed.) (pp. 529-40). J. Magnetic Resonance Imaging.

Vestergaard-Poulsen, P., Hansen, B., Østergaard, L. & Jakobsen, R. (2007). Microstructural changes in ischemic cortical gray matter predicted by a model of diffusion-weighted MRI. Journal of Magnetic Resonance Imaging, 26(3), 529-40. https://doi.org/10.1002/jmri.21030

Jespersen, S. N., Kroenke, CD., Østergaard, L., Ackerman, JJ. & Yablonskiy, DA. (2007). Modeling dendrite density from magnetic resonance diffusion measurements. NeuroImage, 34(4), 1473-1486. https://doi.org/10.1016/j.neuroimage.2006.10.037

Jespersen, S. N., Ashkanian, M., Mouridsen, K. & Østergaard, L. (2007). Modeling the regulation of cerebral oxygenextraction by flow heterogeneity. Abstract from Workshop on cerebral perfusion and brain function 2007, Salvador da Bahia, Brazil.

Blankholm, A. D., Mouridsen, K., Ashkanian, M., Gyldensted, C. & Østergaard, L. (2007). Optimizing DSC perfusion-imaging by minimizing susceptibility artefacts at 3 Tesla parallel imaging and SE versus GRE: 3rd place research focus poster award. In Optimizing DSC perfusion-imaging by minimizing susceptibility artefacts at 3 Tesla parallel imaging and SE versus GRE (pp. 1)

Mouridsen, K. & Østergaard, L. (2007). Predictive Models in Multimodal Imaging. In M. Filippi, M. Rovaris & G. Comi (Eds.), Neurodegenereration in Multiple Sclerosis (pp. 127-149). Springer.

Kjølby, B. F., Østergaard, L. & Kiselev, V. G. (2007). Realistic model of partial volume effect on the AIF in dynamic susceptibility contrast perfusion MRI. In Joint Annual Meeting ISMRM-ESMRMB 2007 International Society of Magnetic Resonance Imaging.

Kjølby, B. F., Østergaard, L. & Kiselev, V. (2007). Relaxivity of blood pool contrast agent depends on the host tissue as suggested by semianalytical simulations. Poster session presented at SVF PhD Day 2007, Aarhus, Denmark.

Watanabe, H., Sakoh, M., Andersen, F., Rodell, A., Sørensen, J. C. H., Østergaard, L., Mouridsen, K. & Cumming, P. (2007). Statistical mapping of effects of middle cerebral artery occlusion (MCAO) on blood flow and oxygen concymption in porcine brain. J. Neurosci. Methods.

Wallentin, M., Roepstorff, A., Vestergaard-Poulsen, P., Østergaard, L., Gebauer, L., Linnet, J. & Østergaard, S. (2007). "Strategic" and "tactical" chess differentiate in their hippocampal and precuneus requirements in expert chess players. Poster session presented at Society for Neuroscience, San Diego, United States.

Kjølby, B. F., Østergaard, L. & Kiselev, V. G. (2007). Theoretical Analysis of Perfusion Measurement using GE at 1.5 T and 3T. In ESMRMB ESMRMB.

Hjort, N., Wu, O., Ashkanian, M., Sølling, C., Mouridsen, K., Christensen, S., Fiehler, J., Thomalla, G., Kucinski, T., Röther, J., Andersen, G. & Østergaard, L. (2006). Are MRI-Based Predictive Models Comparable Among Stroke Centers?. Poster session presented at International Stroke Conference, Orlando, United States.

Nuutinen, J., Liu, Y., Laakso, MP., Karonen, JO., Roivainen, R., Vanninen, RL., Partanen, K., Østergaard, L., Sivenius, J. & Aronen, HJ. (2006). Assessing the outcome of stroke: a comparison between MRI and clinical stroke scales. Acta Neurologica Scandinavica, 113(2), 100-107. https://doi.org/10.1111/j.1600-0404.2005.00550.x

Frandsen, J., Sangill, R., Østergaard, L., Zeidler, D. & Vestergaard-Poulsen, P. (2006). Automatic Correction For Signal Intensity Drift in Magnetic Resonance Diffusion Weighted Images. Poster session presented at Forskningens Dag, Århus, Denmark.

Mouridsen, K., Christensen, S., Gyldensted, L. & Østergaard, L. (2006). Automatic selection of arterial input function using cluster analysis. Magnetic Resonance in Medicine, 55(3), 524-531. https://doi.org/10.1002/mrm.20759

Mouridsen, K., Friston, K., Hjort, N., Gyldensted, L., Østergaard, L. & Kiebel, S. (2006). Bayesian estimation of perfusion parameters using a physiological model for the microvasculature. NeuroImage, 33(2), 570-579. https://doi.org/10.1016/j.neuroimage.2006.06.015

Wu, O., Christensen, S., Hjort, N., Dijkhuizen, RM., Kucinski, T., Fiehler, J., Thomalla, G., Rother, J. & Østergaard, L. (2006). Characterizing physiological heterogeneity of infarction risk in acute human ischaemic stroke using MRI. Brain, 129(9), 2384–2393. https://doi.org/10.1093/brain/awl183

Gyldensted, L., Mouridsen, K., Rodell, A., Østergaard, L. & Gyldensted, C. (2006). Contrast Bolus Magnetic Resonance Imaging in Alzheimer's Disease and Mild Cognitive Impairment. Poster session presented at 10th International Conference on Alzheimer's Disease and Related Disorders, Madrid, Spain.

Frøhlich, A. F., Østergaard, L. & Kiselev, V. G. (2006). Diffusion weighted signal at short times in the presence of impermeable interfaces. Poster session presented at Diffusion weighted signal at short times in the presence of impermeable interfaces, Seattle, United States.

Frøhlich, A. F., Østergaard, L. & Kiselev, V. G. (2006). Effect of Impermeable boundaries on Diffusion-Attenuated MR Signal. Journal of Magnetic Resonance, 179, 223-233. https://doi.org/10.1016/j.jmr.2005.12.005

Nielsen, T., Østergaard, L., Overgaard, J. & Horsman, M. R. (2006). Hypofractionation: Effects on Growth and Vasculature in a Preclinical Tumour Model. Abstract from 10th International Tumor Microenvironment Workshop, Boston, United States.

Mouridsen, K., Kiebel, S., Hjort, N. & Østergaard, L. (2006). Imaging microvascular flow distribution using residue function shape characteristics. Poster session presented at Imaging microvascular flow distribution using residue function shape characteristics.

Sølling, C., Hjort, N., Ashkanian, M., Andersen, G. & Østergaard, L. (2006). Implementing MRI based selection Criteria for Thrombolysis in Acute Stroke within the 3 hour window: Efficacy over a 2 year period.. Abstract from Joint World Congress on Stroke 2006, Cape Town, South Africa.

Vuust, P., Roepstorff, A., Wallentin, M., Mouridsen, K. & Østergaard, L. (2006). It don't mean a thing... Keeping the rhythm during polyrhythmic tension, activates language areas (BA47). NeuroImage, 31(2), 832-41. https://doi.org/10.1016/j.neuroimage.2005.12.037

Hjort, N., Ashkanian, M., Sølling, C., Andersen, G. & Østergaard, L. (2006). Månedens billede. Ugeskrift for Læger, 168(38), 3230.

Dalby, R. B., Tehrani, E., Ravnkilde, B., Bruun, L. M., Jensen, C. Z., Ahdidan, J., Østergaard, L., Rosenberg, R. & Videbech, P. (2006). MRI Findings in Late-Onset Major Depression. Poster session presented at Dansk Psykiatrisk Selskabs Årsmøde, Nyborg, Denmark.

Dalby, R. B., Tehrani, E., Ahdidan, J., Sørensen, L. H., Bek, T., Østergaard, L., Rosenberg, R. & Videbech, P. (2006). MRI Findings in Late-Onset Major Depression. Poster session presented at Psykiatriens forskningsdag, Århus, Denmark.

Horsman, M. R., Nielsen, T., Østergaard, L. & Overgaard, J. (2006). Preclinical studies on hypofractionation using a C3H mouse mammary carcinoma model. Abstract from Third Acta Oncologica Symposium, København, Denmark.

Frandsen, J., Hobolth, A., Østergaard, L., Vestergaard-Poulsen, P. & Vedel, E. B. (2006). Regularization of Diffusion Tensor Fields in Axonal Fibre Tracking. Poster session presented at PhD Day 2006, The Faculty of Health Sciences, Aarhus, Denmark.

Nielsen, T., Murata, R., Maxwell, R. J., Stødkilde-Jørgensen, H., Østergaard, L. & Horsman, M. R. (2006). Relationship between combretastatin induced changes in DCEMRI parameters and radiation response in a murine tumour model. Abstract from PhD Day, University of Aarhus, Graduate School of Health Sciences, Århus, Denmark.

Jensen, B. F., Østergaard, L. & Kiselev, V. G. (2006). Relaxivity of blood pool contrast agent depends on the host tissue as suggested by semianalytical simulations. Poster session presented at ISMRM 14th Scientific Meeting & Exhibition, Seattle, United States.

Vuust, P., Østergaard, L. & Roepstorff, A. (2006). Polyrhythmic communicational devices appear as languagein the brains of musicians. In ICMPC9 - International Conference on Music Perception and Cognition ESCOM.

Sangill, R., Wallentin, M., Østergaard, L. & Vestergaard-Poulsen, P. (2006). The impact of susceptibility gradients on cartesian and spiral EPI for BOLD fMRI. Magnetic Resonance Materials in Physics, Biology and Medicine, 19(3), 105-114. https://doi.org/10.1007/s10334-006-0033-3

Kjølby, B. F., Østergaard, L. & Kiselev, V. G. (2006). Theoretical model of intravascular paramagnetic tracers effect on tissue relaxation. Magnetic Resonance in Medicine, 56(1), 187-197. https://doi.org/10.1002/mrm.20920

Christensen, S., Wu, O., Butcher, K., Hjort, N., Karstoft, H., Davis, S. & Østergaard, L. (2006). The Physiological Significance of the Tmax Parameter in Bolus Tracking MRI. Abstract from ISMRM 14th Annual Meeting, Seattle, United States.

Nielsen, T., Maxwell, R. J., Stødkilde-Jørgensen, H., Østergaard, L. & Horsman, M. R. (2006). The use of dynamic contrast enhanced magnetic resonance imaging for evaluating the effects of combretastatin A-4 disodium phosphate in differently perfused tumour areas. Poster session presented at Danish Society for Cancer Research Annual Meeting, Denmark.

Gyldensted, L., Mouridsen, K. & Østergaard, L. (2006). Thresholding Artefacts in sSVD and oSVD Deconvolution. Poster session presented at ISMRM 14th Scientific Meeting & Exhibition, Seattle, United States.

Christensen, S., Manka, C., Østergaard, L. & Calamante, F. (2006). Tracking Vascular Supply Using Bolus Tracking MRI. Abstract from ISMRM 14th Annual Meeting, Seattle, United States.

Nielsen, T., Maxwell, R. J., Stødkilde-Jørgensen, H., Østergaard, L. & Horsman, M. R. (2006). Transfer constant and plasma volume fraction in dynamic contrast enhanced magnetic resonance imaging: different dependencies on tumour model, size, and antivascular treatment. Abstract from 13th Scientific Meeting of the International Society for Magnetic Resonance in Medicine, Miami, United States.

Sølling, C., Hjort, N., Ashkanian, M., Weitzel-Mudersbach, P. V., Østergaard, L. & Andersen, G. (2006). Trombolyse af apopleksipatienter: første års erfaringer og resultater på Århus Sygehus. Ugeskrift for Læger, 168(25), 2452-2456.

Dalby, R. B., Tehrani, E., Ahdidan, J., Sørensen, L. H., Østergaard, L., Rosenberg, R. & Videbech, P. (2006). White Matter Lesions in Late-Onset Major Depression. Poster session presented at Second Dual Congress on Psychiatry and the Neurosciences, Athen, Greece.

Perkiö, J., Soinne, L., Østergaard, L., Helenius, J., Kangasmäki, A., Martinkauppi, S., Salonen, O., Savolainen, S., Kaste, M., Tatlisumak, T. & Aronen, H. J. (2005). Abnormal intravoxel cerebral blood flow heterogeneity in human ischemic stroke determined by dynamic susceptibility contrast magnetic resonance imaging. Stroke; a journal of cerebral circulation, 36(1), 44-9. https://doi.org/10.1161/01.STR.0000150495.96471.95

Gottrup, C., Thomsen, K., Locht, P., Wu, O., Sorensen, A. G., Koroshetz, W. J. & Østergaard, L. (2005). Applying instance-based techniques to prediction of final outcome in acute stroke. Artificial Intelligence in Medicine, 33(3), 223-36. https://doi.org/10.1016/j.artmed.2004.06.003

Mouridsen, K., Gyldensted, L., Friston, K., Østergaard, L. & Kiebel, S. (2005). Bayesian Estimation of perfusion Parameters Using a Physiological Model of the Microvasculature. Poster session presented at ISMRM 2005, Miami, United States.

Gjedde, A., Johannsen, P., Cold, G. & Østergaard, L. (2005). Cerebral metabolic response to low blood flow: possible role of cytochrome oxidase inhibition. Journal of Cerebral Blood Flow and Metabolism, 25(9), 1183-96. https://doi.org/10.1038/sj.jcbfm.9600113

Wallentin, M., Østergaard, S., Lund, T. E., Østergaard, L. & Roepstorff, A. (2005). Concrete spatial language: see what I mean? Brain and Language, 92(3), 221-33. https://doi.org/10.1016/j.bandl.2004.06.106

Frøhlich, A. F., Østergaard, L. & Kiselev, V. G. (2005). Effect of Impermeable Interfaces on Apparent Diffusion Coefficient in Heterogeneous Media. In ESMRMB proceedings 2005 (pp. p.292, number 500)

Frøhlich, A. F., Østergaard, L. & Kiselev, V. G. (2005). Effect of Impermeable Interfaceson Apparent Diffusion Coefficient in Heterogeneous Media. Applied Magnetic Resonance, 29, 123-137. https://doi.org/10.1007/BF03166959

Bentzen, L., Vestergaard-Poulsen, P., Nielsen, T., Overgaard, J., Bjørnerud, A., Briley-Saebø, K., Horsman, M. R. & Østergaard, L. (2005). Intravascular contrast agent-enhanced MRI measuring contrast clearance and tumor blood volume and the effects of vascular modifiers in an experimental tumor. International Journal of Radiation Oncology, Biology, Physics, 61(4), 1208-15. https://doi.org/10.1016/j.ijrobp.2004.12.020

Hjort, N., Christensen, S., Sølling, C., Ashkanian, M., Wu, O., Røhl, L., Gyldensted, C., Andersen, G. & Østergaard, L. (2005). Ischemic injury detected by diffusion imaging 11 minutes after stroke. Annals of Neurology, 58(3), 462-465. https://doi.org/10.1002/ana.20595

Hjort, N., Butcher, K., Davis, SM., Kidwell, CS., Koroshetz, WJ., Rother, J., Schellinger, PD., Warach, S. & Østergaard, L. (2005). Magnetic ressonance imaging criteria for thrombolysis in acute cerebral infarct. Stroke, 36(2), 388-397. https://doi.org/10.1161/01.STR.0000152268.47919.be

Wallentin, M., Lund, T. E., Østergaard, S., Østergaard, L. & Roepstorff, A. (2005). Motion verb sentences activate left posterior middle temporal cortex despite static context. NeuroReport, 16(6), 649-52.

Østergaard, L. (2005). New Developments in Perfusion Imaging by Bolus Tracking. Journal of Neuroradiology, 32(5), 315-20. https://doi.org/10.1016/S0150-9861(05)83160-8

Gyldensted, L., Madsen, J. A., Rodell, A., Mouridsen, K., Østergaard, L. & Gyldensted, C. (2005). Perfusion Weighted MRI in Alzheimer's Disease and Mild Cognitive Impairment. Poster session presented at ISMRM 13th Scientific Meeting & Exhibition, Miami, United States.

Vuust, P., Roepstorff, A., Wallentin, M. & Østergaard, L. (2005). Polyrhythm in music activate language areas. Poster session presented at ICON 9 - 2005, Havana, Cuba.

Vuust, P., Roepstorff, A., Pallesen, K. J., Bailey, C. & Østergaard, L. (2005). Predictive coding of rhythm - Brain responses to rhythmic incongruity. Poster session presented at Human Brain Mapping 2005, Toronto, Canada.

Østergaard, L. (2005). Principles of Cerebral Perfusion Imaging by Bolus Tracking. Journal of Magnetic Resonance Imaging, 22(6), 710-717. https://doi.org/10.1002/jmri.20460

Wu, O., Østergaard, L. & Sørensen, AG. (2005). Technical aspects of perfusion-weighted imaging. Neuroimaging Clinics of North America, 15(3), 623-637. https://doi.org/10.1016/j.nic.2005.08.009

Frøhlich, A. F., Østergaard, L. & Kiselev, V. G. (2005). Theory of Susceptibility Induced Transverse Relaxation in the Capillary Network in the diffusion narrowing Regime. Magnetic Resonance in Medicine, 53(3), 564-573. https://doi.org/10.1002/mrm.20394

Vuust, P., Pallesen, K. J., Bailey, C., van Zuijen, T., Gjedde, A., Roepstorff, A. & Østergaard, L. (2005). To musicians, the message is in the meter: Pre-attentive neuronal responses to incongruent rhythm are left-lateralized in musicians. NeuroImage, 24(2), 560-4. https://doi.org/10.1016/j.neuroimage.2004.08.039

Andersen, G. & Ostergaard, L. (2005). Trombolysebehandling til akut iskaemisk apopleksi: Dansk Neurologisk Selskab. Ugeskrift for Læger, 167(12-13), 1398.

Kjølby, B. F., Østergaard, L. & Kiselev, V. G. (2004). A Hybrid Approach to Simulate the Transverse Relaxation Effect of the Vascular Network. In ESMRMB ESMRMB.

Bjarkam, C. R., Cancian, G., Larsen, M., Rosendahl, F., Ettrup, K. S. E., Zeidler, D., Blankholm, A. D., Østergaard, L., Sunde, N. & Sørensen, J. C. H. (2004). A MRI-compatible stereotaxic localizer box enables high-precision stereotaxic procedures in pigs. Journal of Neuroscience Methods, 139(2), 293-298. https://doi.org/10.1016/j.jneumeth.2004.05.004

Østergaard, L. (2004). Cerebral perfusion imaging by bolus tracking. Topics in Magnetic Resonance Imaging, 15(1), 3-9.

Østergaard, L., Barker, P. (Ed.), Gillard, J. (Ed.) & Waldman, A. (Ed.) (2004). Cerebral perfusion imaging by exogenous contrast agents. In Clinical MR Neuroimaging (pp. 3327-3229). Cambridge University Press.

Rasmussen, M., Østergaard, L., Juul, N., Gyldensted, C., Poulsen, P. V. & Cold, G. E. (2004). Do indomethacin and propofol cause cerebral ischemic damage? Diffusion-weighted magnetic resonance imaging in patients undergoing craniotomy for brain tumors. Anesthesiology, 101(4), 872-878.

Østergaard, L., Røhl, L. & Andersen, G. (2004). Nye funktionelle MR-teknikker. Specielt med henblik på akut apopleksibehandling. Månedskrift for Praktisk Lægegerning, 82, 46-61.

Pedersen, M., Klarhöfer, M., Christensen, S., Ouallet, J. P., Østergaard, L., Dousset, V. & Moonen, C. (2004). Quantitative cerebral perfusion using the PRESTO acquisition scheme. Journal of Magnetic Resonance Imaging, 20(6), 930-940. https://doi.org/10.1002/jmri.20206

Vestergaard-Poulsen, P., Jakobsen, R., Hansen, B., Nørregaard Laursen, T. & Østergaard, L. (2004). The importance of transverse relaxation in modeling water self diffusion in brain tissue. Poster session presented at International Society of Magnetic Resonance in Medicine, Kyoto, 2004.

Kjølby, B. F., Østergaard, L. & Kiselev, V. G. (2004). Theoretical Analysis of Internal Accuracy of Perfusion Measurements at 1.5 T and 3 T. In Quantitative Cerebral Perfusion Imaging Using MRI: A Techincal Perspective International Society of Magnetic Resonance in Medicine.

Frøhlich, A. F., Østergaard, L. & Kiselev, V. G. (2004). Theory of Susceptibility Induced Transverse Relaxation in the Capillary Network. In Proceedings of the 12th Annual Meeting ISMRM Kyoto (pp. p. 2308)

Østergaard, L. (2004). Tværdisciplinær forskning på CFIN: Center for Funktionelt Integrativ Neurovidenskab. CFIN.

Olsen, A. K., Watanabe, H., Bjarkam, C. R., Rodell, A., Zeidler, D., Blankholm, A. D., Cumming, P., Gyldensted, C., Østergaard, L., Vestergaard-Poulsen, P. & Gjedde, A. (2003). A porcine model for long-term stroke studies. Abstract from ScandLAS Symposium, Lahti, Finland.

Helenius, J., Perkio, J., Soinne, L., Østergaard, L., Carano, R. A., Salonen, O., Savolainen, S., Kaste, M., Aronen, H. J. & Tatlisumak, T. (2003). Cerebral hemodynamics in a healthy population measured by dynamic susceptibility contrast MR imaging. Acta Radiologica, 44, 538-546.

Wu, O., Østergaard, L., Koroshetz, W. J., Schwamm, L. H., O'Donnell, J., Schaefer, P. W., Rosen, B. R., Weisskoff, R. M. & Sorensen, A. G. (2003). Effects of tracer arrival time on flow estimates in MR perfusion-weighted imaging. Magnetic Resonance in Medicine, 50(4), 856-64. https://doi.org/10.1002/mrm.10610

Watanabe, H., Olsen, A. K., Bjarkam, C. R., Rodell, A., Zeidler, D., Blankholm, A. D., Østergaard, L., Gyldensted, C., Cumming, P. & Gjedde, A. (2003). Evolving relations between cerebral blood flow and oxygen metabolism after middle cerebral artery occlusion in the porcine chronic stroke model. Abstract from European Stroke Conference, Valencia, Spain.

Østergaard, L. (2003). Imaging system for obtaining quantative perfusion indices. (Patent No. USP 6542769).

Gjedde, A. H., Vafaee, M. S., Østergaard, L. & Rodell, A. (Ed.) (2003). PET og hjernearbejde. Energiforsyning og stofomsætning i hjernen. In På sporet af det indre liv. PET i Århus 1993-2003 (pp. 137-149). Professionelle og Eksperimenterende Tekster, Århus.

Sakoh, M., Ohnishi, T., Østergaard, L. & Gjedde, A. (2003). Prediction of tissue survival after stroke based on changes in the apparent diffusion of water (cytotoxic edema). In T. Kuroiwa, A. Baethmann, Z. Czernicki, J. T. Hoff, U. Ito, Y. Katayama, A. Marmarou, B. A. D. Mendelow & H.-J. Reulen (Eds.), Brain Edema XII: Proceedings of the 12th International Symposium, Hakone, Japan, November 10–13, 2002 (Vol. 86, pp. 137-40) https://doi.org/10.1007/978-3-7091-0651-8_29

Displaying results 201 to 400 out of 459

Revised 22.09.2025

Henriette Blæsild Vuust