Publications of Hellmuth Obrig

Journal Article (115)

2003
Journal Article
Cannestra, A. F.; Wartenburger, I.; Obrig, H.; Villringer, A.; Toga, A. W.: Functional assessment of Brocas area using near infrared spectroscopy in humans. NeuroReport 14, pp. 1961 - 1965 (2003)
Journal Article
Moosmann, M.; Ritter, P.; Krastel, I.; Thees, S.; Blankenburg, F.; Taskin, B.; Obrig, H.; Villringer, A.: Correlates of alpha rhythm in functional magnetic resonance imaging and near infrared spectroscopy. NeuroImage 20 (1), pp. 145 - 158 (2003)
Journal Article
Obrig, H.; Steinbrink, J.; Villringer, A.: The blushing brain: Changes in brain colour indicate the functional state of the cerebral cortex. Medical Laser Application 18, pp. 206 - 216 (2003)
Journal Article
Obrig, H.; Villringer, A.: Beyond the visible - imaging the human brain with light. Journal of Cerebral Blood Flow Metabolism 23, pp. 1 - 18 (2003)
Journal Article
Syre, F.; Obrig, H.; Steinbrink, J.; Kohl, M.; Wenzel, R.; Villringer, A.: Are VEP correlated fast optical signals detectable in the human adult by non-invasive nearinfrared spectroscopy (NIRS)? Advances in Experimental Medicine and Biology 530, pp. 421 - 431 (2003)
2002
Journal Article
Kohl-Bareis, M.; Obrig, H.; Steinbrink, J.; Malak, J.; Uludag, K.; Villringer, A.: Noninvasive monitoring of cerebral blood flow by a dye bolus method: Separation of brain from skin and skull signals. Journal of Biomedical Optics 7, pp. 464 - 470 (2002)
Journal Article
Obrig, H.; Israel, H.; Kohl-Bareis, M.; Uludag, K.; Wenzel, R.; Mueller, B.; Arnold, G.; Villringer, A.: Habituation of the visually evoked potential (VEP) and its vascular response: Implications for neurovascular coupling in the healthy adult. NeuroImage 17, pp. 1 - 18 (2002)
Journal Article
Uludag, K.; Kohl, M.; Steinbrink, J.; Obrig, H.; Villringer, A.: Cross talk in the Lambert-Beer calculation for near-infrared wavelengths estimated by Monte Carlo simulations. Journal of Biomedical Optics 7, pp. 51 - 59 (2002)
2001
Journal Article
Steinbrink, J.; Wabnitz, H.; Obrig, H.; Villringer, A.; Rinneberg, H.: Determining changes in NIR absorption using a layered model of the human head. Physics in Medicine and Biology 46, pp. 879 - 896 (2001)
Journal Article
Wobst, P.; Wenzel, R.; Kohl, M.; Obrig, H.; Villringer, A.: Linear aspects of changes in deoxygenated hemoglobin concentration and cytochrome oxidase oxidation during brain activation. NeuroImage 13, pp. 520 - 530 (2001)
2000
Journal Article
Benaron, D. A.; Hintz, S. R.; Villringer, A.; Boas, D.; Kleinschmidt, A.; Frahm, J.; Hirth, C.; Obrig, H.; van Houten, J. C.; Kermit, E. L. et al.; Cheong, W. F.; Stevenson, D. K.: Noninvasive functional imaging of human brain using light. Journal of Cerebral Blood Flow & Metabolism 20, pp. 469 - 477 (2000)
Journal Article
Obrig, H.; Neufang, M.; Wenzel, R.; Kohl, M.; Steinbrink, J.; Villringer, A.: Spontaneous low frequency oscillations of cerebral hemodynamics and metabolism in human adults. NeuroImage 12 (6), pp. 623 - 639 (2000)
Journal Article
Obrig, H.; Wenzel, R.; Kohl, M.; Horst, S.; Wobst, P.; Steinbrink, J.; Thomas, F.; Villringer, A.: Near-infrared spectroscopy: does it function in functional activation studies of the adult brain? International Journal of Psychophysiology 35 (2-3), pp. 125 - 142 (2000)
Journal Article
Steinbrink, J.; Kohl, M.; Obrig, H.; Curio, G.; Syre, F.; Curio, G.; Syre, F.; Thomas, F.; Wabnitz, H.; Rinneberg, H. et al.; Villringer, A.: Somatosensory evoked fast optical intensity changes detected non-invasively in the adult human head. Neuroscience Letters 291, pp. 105 - 108 (2000)
Journal Article
Wenzel, R.; Wobst, P.; Heekeren, H.; Kwong, K. K.; Brandt, S. A.; Kohl, M.; Obrig, H.; Dirnagl, U.; Villringer, A.: Saccadic suppression induces focal hypooxygenation in the occipital cortex. Journal of Cerebral Blood Flow & Metabolism 20, pp. 1103 - 1110 (2000)
1999
Journal Article
Heekeren, H. R.; Kohl, M.; Obrig, H.; Wenzel, R.; Pannwitz, W. V.; Matcher, S. J.; Dirnagl, U.; Cooper, C. E.; Villringer, A.: Noninvasive Assessment of Changes in Cytochrome-C-Oxidase Oxidation in Human Subjects during Visual Stimulation. Journal of Cerebral Blood Flow & Metabolism 19, pp. 592 - 603 (1999)
1998
Journal Article
Kohl, M.; Nolte, C.; Heekeren, H. R.; Horst, S.; Scholz, U.; Obrig, H.; Villringer, A.: Determination of the wavelength dependence of the differential pathlength factor from near infrared pulse signals. Physics in Medicine and Biology 42, pp. 1171 - 1182 (1998)
1997
Journal Article
Heekeren, H.; Obrig, H.; Wenzel, R.; Eberle, K.; Ruben, J.; Villringer, K.; Kurth, R.; Villringer, A.: Cerebral haemoglobin oxygenation during sustained visual stimulation: A near–infrared spectroscopy study. Proceedings of the Royal Society of London Series B-Biological Sciences 352 (1354), pp. 743 - 750 (1997)
Journal Article
Arnold, G.; Kinze, S.; von Pannewitz, H.; Obrig, H.; Villringer, A.: Kann man den Blutfluss während der Migräne-Attacke messen? Med-Report 26, p. 6 (1997)
Journal Article
Heekeren, H. R.; Wenzel, R.; Obrig, H.; Ruben, J.; Ndayisaba, J. P.; Luo, Q.; Dale, A.; Nioka, S.; Kohl, M.; Dirnagl, U. et al.; Villringer, A.; Chance, B.: Towards noninvasive optical human brain mapping - improvements of the spectral, temporal and spatial resolution of near-infrared spectroscopy. Proceedings SPIE 2979, pp. 847 - 857 (1997)

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