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Zelaya, F., Flood, N., Chalk, J. B., Wang, D., Doddrell, D. M., Strugnell, W., Benson, M., Østergaard, L., Semple, J. & Eagle, S. (1999). An evaluation of the time dependence of the anisotropy of the water diffusion tensor in acute human ischemia. Magnetic Resonance Imaging, 17(3), 331-48. https://doi.org/10.1016/S0730-725X(98)00192-1
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.
Yamada, K., Wu, O., Gonzalez, R. G., Bakker, D., Østergaard, L., Copen, W. A., Weisskoff, R. M., Rosen, B. R., Yagi, K., Nishimura, T. & Sorensen, A. G. (2002). Magnetic resonance perfusion-weighted imaging of acute cerebral infarction: effect of the calculation methods and underlying vasculopathy. Stroke; a journal of cerebral circulation, 33(1), 87-94. https://doi.org/10.1161/hs0102.101893
Yamada, K., Gonzalez, R. G., Østergaard, L., Komili, S., Weisskoff, R. M., Rosen, B. R., Koroshetz, W. J., Nishimura, T. & Sorensen, A. G. (2002). Iron-induced susceptibility effect at the globus pallidus causes underestimation of flow and volume on dynamic susceptibility contrast-enhanced MR perfusion images. American Journal of Neuroradiology, 23(6), 1022-9.
Wu, O., Østergaard, L., Koroshetz, W. J., Schwamm, L. H., ODonnell, J., Schaefer, P. W., Rosen, B. R., Weisskoff, R. M. & Sorensen, A. G. (2003). Tracer arrival timing insensitive technique for estimating flow in MR perfusion-weighted imaging using singular value decomposition with a block-circulant deconvolution matrix. Magnetic Resonance in Medicine, 50(1), 164-174. https://doi.org/10.1002/mrm.10522
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
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
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
Wu, O., Koroshetz, W. J., Østergaard, L., Buonanno, F. S., Copen, W. A., Gonzalez, R. G., Rordorf, G., Rosen, B. R., Schwamm, L. H., Weisskoff, R. M. & Sorensen, A. G. (2001). Predicting tissue outcome in acute human cerebral ischemia using combined diffusion- and perfusion-weighted MR imaging. Stroke; a journal of cerebral circulation, 32(4), 933-42. https://doi.org/10.1161/01.STR.32.4.933
Wirestam, R., Andersson, L., Østergaard, L., Bolling, M., Aunola, J., Lindgren, A., Geijer, B., Holtås, S. & Ståhlberg, F. (2000). Assessment of regional cerebral blood flow by dynamic susceptibility contrast MRI using different deconvolution techniques. Magnetic Resonance in Medicine, 43(5), 691-700. https://doi.org/10.1002/(SICI)1522-2594(200005)43:5<691::AID-MRM11>3.0.CO;2-B
Wirestam, R., Ryding, E., Lindgren, A., Geijer, B., Østergaard, L., Andersson, L., Holtås, S. & Ståhlberg, F. (2000). Regional cerebral blood flow distributions in normal volunteers: dynamic susceptibility contrast MRI compared with 99mTc-HMPAO SPECT. Journal of Computer Assisted Tomography, 24(4), 526-30.
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.
Wintermark, M., Albers, G. W., Broderick, J. P., Demchuk, A. M., Fiebach, J. B., Fiehler, J., Grotta, J. C., Houser, G., Jovin, T. G., Lees, K. R., Lev, M. H., Liebeskind, D. S., Luby, M., Muir, K. W., Parsons, M. W., von Kummer, R., Wardlaw, J. M., Wu, O., Yoo, A. J. ... For the Stroke Imaging Research (STIR) and Virtual International Stroke Trials Archive (VISTA)-Imaging Investigators (2013). Acute Stroke Imaging Research Roadmap II. Stroke; a journal of cerebral circulation, 44(9), 2628-39. https://doi.org/10.1161/STROKEAHA.113.002015
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
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 .
Wang, C., Østergaard, L., Hasselholt, S. & Sporring, J. (2023). 3D mitochondrial ultrastructure using volume electron microscopy. Abstract from 6th Annual Research Meeting at the Department of Clinical Medicine, Aarhus N, Denmark.
Wang, C., Østergaard, L., Hasselholt, S. & Sporring, J. (2023). Ultrastructure of mitochondria in 3D from volume electron microscopy. Abstract from Euromit, Bologna, Italy.
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.
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.
Veddum, L., Bliksted, V., Zhou, Y., Andreassen, A. K., Knudsen, C. B., Greve, A. N., Steffensen, N. L., Birk, M., Hemager, N., Brandt, J. M., Gregersen, M., Johnsen, L. K., Larsen, K. M., Baaré, W. F. C., Madsen, K. S., Siebner, H. R., Plessen, K. J., Thorup, A. A. E., Østergaard, L. ... Dietz, M. (2025). Brain activation and aberrant effective connectivity in the mentalizing network of preadolescent children at familial high-risk of schizophrenia or bipolar disorder. Biological Psychiatry: Cognitive Neuroscience and Neuroimaging, 10(1), 68-79. https://doi.org/10.1016/j.bpsc.2024.08.004
Tozlu, C., Ozenne, B., Cho, T. H., Nighoghossian, N., Mikkelsen, I. K., Derex, L., Hermier, M., Pedraza, S., Fiehler, J., Østergaard, L., Berthezène, Y., Baron, J. C. & Maucort-Boulch, D. (2019). Comparison of classification methods for tissue outcome after ischaemic stroke. European Journal of Neuroscience, 50(10), 3590-3598. https://doi.org/10.1111/ejn.14507
Thorup, A. A. E., Hemager, N., Sondergaard, A., Gregersen, M., Prosch, A. K., Krantz, M. F., Brandt, J. M., Carmichael, L., Melau, M., Ellersgaard, D. V., Burton, B. K., Greve, A. N., Uddin, M. J., Ohland, J., Nejad, A. B., Johnsen, L. K., van Themaat, A. H. V. L., Andreassen, A. K., Veddum, L. ... Nordentoft, M. (2018). The Danish High Risk and Resilience Study-VIA 11: Study Protocol for the First Follow-Up of the VIA 7 Cohort -522 Children Born to Parents With Schizophrenia Spectrum Disorders or Bipolar Disorder and Controls Being Re-examined for the First Time at Age 11. Frontiers in Psychiatry, 9, Article 661. https://doi.org/10.3389/fpsyt.2018.00661
Thomalla, G., Fiebach, J. B., Østergaard, L., Pedraza, S., Thijs, V., Nighoghossian, N., Roy, P., Muir, K. W., Ebinger, M., Cheng, B., Galinovic, I., Cho, T.-H., Puig, J., Boutitie, F., Simonsen, C. Z., Endres, M., Fiehler, J., Gerloff, C. & WAKE-UP investigators (2014). A multicenter, randomized, double-blind, placebo-controlled trial to test efficacy and safety of magnetic resonance imaging-based thrombolysis in wake-up stroke (WAKE-UP). International Journal of Stroke, 9(6), 829-36. https://doi.org/10.1111/ijs.12011
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
Sorensen, A. G., Copen, W. A., Østergaard, L., Buonanno, F. S., Gonzalez, R. G., Rordorf, G., Rosen, B. R., Schwamm, L. H., Weisskoff, R. M. & Koroshetz, W. J. (1999). Hyperacute stroke: simultaneous measurement of relative cerebral blood volume, relative cerebral blood flow, and mean tissue transit time. Radiology, 210(2), 519-27. https://doi.org/10.1148/radiology.210.2.r99fe06519
Sorensen, A. G., Tievsky, A. L., Østergaard, L., Weisskoff, R. M. & Rosen, B. R. (1997). Contrast agents in functional MR imaging. Journal of Magnetic Resonance Imaging, 7(1), 47-55.
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
Secher, N., Hansen, F. B., Tønnesen, E. K., Østergaard, L. & Granfeldt, A. (2014). Preserved Cerebral Microcirculation After Cardiac Arrest in an Asphyxial Rat Model. Abstract from Scientific Sessions and Resuscitation Science Symposium of the American-Heart-Association Location, Chicago, United States.
Sanchez del Rio, M., Bakker, D., Wu, O., Agosti, R., Mitsikostas, D. D., Østergaard, L., Wells, W. A., Rosen, B. R., Sorensen, G., Moskowitz, M. A. & Cutrer, F. M. (1999). Perfusion weighted imaging during migraine: spontaneous visual aura and headache. Cephalalgia, 19(8), 701-7.
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
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
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
Ritzenthaler, T., Lacalm, A., Cho, T.-H., Maucort-Boulch, D., Klaerke Mikkelsen, I., Ribe, L., Østergaard, L., Hjort, N., Fiehler, J., Pedraza, S., Louis Tisserand, G., Baron, J.-C., Berthezene, Y. & Nighoghossian, N. (2016). Sequential MR Assessment of the Susceptibility Vessel Sign and Arterial Occlusion in Acute Stroke. Journal of Neuroimaging, 26(3), 355-359. https://doi.org/10.1111/jon.12312
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., 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)
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.
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.
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)
Rasmussen, P. M. (2024). Blood flow simulation and uncertainty quantification in extensive microvascular networks. Poster session presented at BRAIN MICROCIRCULATION - Aarhus CTH workshop 2024, Aarhus C, Denmark.
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.
Poole, D. C., Pittman, R. N., Musch, T. I. & Østergaard, L. (2020). August Krogh: physiology genius and compassionate humanitarian. Journal of Physiology, 598(20), 4423-4424. https://doi.org/10.1113/JP280437
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
Perkiö, J., Aronen, H. J., Kangasmäki, A., Liu, Y., Karonen, J., Savolainen, S. & Østergaard, L. (2002). Evaluation of four postprocessing methods for determination of cerebral blood volume and mean transit time by dynamic susceptibility contrast imaging. Magnetic Resonance in Medicine, 47(5), 973-81. https://doi.org/10.1002/mrm.10126
Perkiö, J., Soinne, L., Østergaard, L., Tatlisumak, T., Kangsmäki, A., Helenius, J., Martinkauppi, S., Salonen, O., Savolainen, S., Kaste, M. & Aronen, H. J. (2000). Dynamic MR Bolus Tracking in Hyperacute Stroke: Comparison with Diffusion Weighted MR Imaging. In Proc. Intl. Soc. Mag. Reson. Med. 8 (pp. 450-450)
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
Ozenne, B., Cho, T.-H., Mikkelsen, I. K., Hermier, M., Ribe, L., Thomalla, G., Pedraza, S., Baron, J.-C., Roy, P., Berthezène, Y., Nighoghossian, N., Østergaard, L. & Maucort-Boulch, D. (2015). Evaluation of Early Reperfusion Criteria in Acute Ischemic Stroke. Journal of Neuroimaging, 25(6), 951-8. https://doi.org/10.1111/jon.12255
Ozenne, B., Cho, T. H., Mikkelsen, I. K., Hermier, M., Thomalla, G., Pedraza, S., Roy, P., Berthezène, Y., Nighoghossian, N., Østergaard, L., Baron, J. C. & Maucort-Boulch, D. (2019). Individualized quantification of the benefit from reperfusion therapy using stroke predictive models. European Journal of Neuroscience, 50(8), 3251-3260. https://doi.org/10.1111/ejn.14505
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.
Østergaard, L. (2004). Cerebral perfusion imaging by bolus tracking. Topics in Magnetic Resonance Imaging, 15(1), 3-9.
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) .
Østergaard, L., Chesler, D. A., Weisskoff, R. M., Sorensen, A. G. & Rosen, B. R. (1999). Modeling cerebral blood flow and flow heterogeneity from magnetic resonance residue data. Journal of Cerebral Blood Flow and Metabolism, 19(6), 690-9. https://doi.org/10.1097/00004647-199906000-00013
Østergaard, L., Hochberg, F. H., Rabinov, J. D., Sorensen, A. G., Lev, M., Kim, L., Weisskoff, R. M., Gonzalez, R. G., Gyldensted, C. & Rosen, B. R. (1999). Early changes measured by magnetic resonance imaging in cerebral blood flow, blood volume, and blood-brain barrier permeability following dexamethasone treatment in patients with brain tumors. Journal of Neurosurgery, 90(2), 300-5.
Østergaard, L., Dreier, J. P., Hadjikhani, N., Jespersen, S. N., Dirnagl, U. & Dalkara, T. (2015). Neurovascular coupling during cortical spreading depolarization and -depression. Stroke; a journal of cerebral circulation, 46(5), 1392-401. https://doi.org/10.1161/STROKEAHA.114.008077
Østergaard, L., Engedal, T. S., Moreton, F., Hansen, M. B., Wardlaw, J. M., Dalkara, T., Markus, H. S. & Muir, K. W. (2016). Cerebral small vessel disease: Capillary pathways to stroke and cognitive decline. Journal of Cerebral Blood Flow and Metabolism, 36(2), 302-25. https://doi.org/10.1177/0271678X15606723
Østergaard, L. (2015). Hjernen. Aarhus Universitetsforlag. Tænkepauser - viden til hverdagen Vol. 35
Østergaard, L., Jørgensen, M. B. & Knudsen, G. M. (2018). Low on energy? An energy supply-demand perspective on stress and depression. Neuroscience and Biobehavioral Reviews, 94, 248-270. https://doi.org/10.1016/j.neubiorev.2018.08.007
Olesen, J. L., Ianus, A., Østergaard, L., Shemesh, N. & Jespersen, S. N. (2023). Tensor denoising of multidimensional MRI data. Magnetic Resonance in Medicine, 89(3), 1160-1172. https://doi.org/10.1002/mrm.29478
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
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.
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.
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.
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
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.