Publications of Hellmuth Obrig

Journal Article (99)

2004
Journal Article
Obrig, H.; Steinbrink, J.; Villringer, A.: Response: Near-Infrared Spectroscopy in Stroke: From Research to Clinical Practice. Stroke 35, pp. 2430 - 2431 (2004)
Journal Article
Schroeter, M. L.; Bücheler, M. M.; Müller, K.; Uludag, K.; Obrig, H.; Lohmann, G.; Tittgemeyer, M.; Villringer, A.; von Cramon, D. Y.: Towards a standard analysis for functional near-infrared imaging. NeuroImage 21 (1), pp. 283 - 290 (2004)
Journal Article
Uludağ, K.; Steinbrink, J.; Kohl-Bareis, M.; Wenzel, R.; Villringer, A.; Obrig, H.: Cytochrome-c-oxidase redox changes during visual stimulation measured by near-infrared spectroscopy cannot be explained by a mere cross talk artefact. NeuroImage 22, pp. 109 - 119 (2004)
Journal Article
Villringer, A.; Steinbrink, J.; Obrig, H.: Editorial comment: Cerebral near-infrared spectroscopy: how far away from a routine diagnostic tool? Stroke 35 (1), pp. 70 - 72 (2004)
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)
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